diff --git a/libstdc++-v3/testsuite/20_util/shared_ptr/atomic/3.cc b/libstdc++-v3/testsuite/20_util/shared_ptr/atomic/3.cc
index 47da5ca..276aeb1 100644
--- a/libstdc++-v3/testsuite/20_util/shared_ptr/atomic/3.cc
+++ b/libstdc++-v3/testsuite/20_util/shared_ptr/atomic/3.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* *-*-solaris* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/20_util/shared_ptr/thread/default_weaktoshared.cc b/libstdc++-v3/testsuite/20_util/shared_ptr/thread/default_weaktoshared.cc
index a853307..6708496 100644
--- a/libstdc++-v3/testsuite/20_util/shared_ptr/thread/default_weaktoshared.cc
+++ b/libstdc++-v3/testsuite/20_util/shared_ptr/thread/default_weaktoshared.cc
@@ -18,9 +18,8 @@
 // 20.6.6.2 Template class shared_ptr [util.smartptr.shared]
 
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* } }
-// { dg-options "-pthread -std=gnu++11" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* } }
-// { dg-options "-pthreads -std=gnu++11" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* } }
+// { dg-require-effective-target c++11 }
 
 #include <memory>
 #include <random>
diff --git a/libstdc++-v3/testsuite/20_util/shared_ptr/thread/mutex_weaktoshared.cc b/libstdc++-v3/testsuite/20_util/shared_ptr/thread/mutex_weaktoshared.cc
index 404fc46..84dfcec 100644
--- a/libstdc++-v3/testsuite/20_util/shared_ptr/thread/mutex_weaktoshared.cc
+++ b/libstdc++-v3/testsuite/20_util/shared_ptr/thread/mutex_weaktoshared.cc
@@ -18,9 +18,8 @@
 // 20.6.6.2 Template class shared_ptr [util.smartptr.shared]
 
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* } }
+// { dg-require-effective-target c++11 }
 
 #include <memory>
 #include <random>
diff --git a/libstdc++-v3/testsuite/21_strings/basic_string/pthread18185.cc b/libstdc++-v3/testsuite/21_strings/basic_string/pthread18185.cc
index 28bcfe5..d75e8a4 100644
--- a/libstdc++-v3/testsuite/21_strings/basic_string/pthread18185.cc
+++ b/libstdc++-v3/testsuite/21_strings/basic_string/pthread18185.cc
@@ -17,8 +17,7 @@
 // <http://www.gnu.org/licenses/>.
 
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* } }
-// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* } }
-// { dg-options "-pthreads" { target *-*-solaris* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* } }
 
 #include <ext/new_allocator.h>
 #include <string>
diff --git a/libstdc++-v3/testsuite/21_strings/basic_string/pthread4.cc b/libstdc++-v3/testsuite/21_strings/basic_string/pthread4.cc
index c219750..fc3c46a 100644
--- a/libstdc++-v3/testsuite/21_strings/basic_string/pthread4.cc
+++ b/libstdc++-v3/testsuite/21_strings/basic_string/pthread4.cc
@@ -20,8 +20,7 @@
 // <http://www.gnu.org/licenses/>.
 
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* } }
-// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* } }
-// { dg-options "-pthreads" { target *-*-solaris* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* } }
 
 #include <string>
 #include <list>
diff --git a/libstdc++-v3/testsuite/22_locale/locale/cons/12658_thread-1.cc b/libstdc++-v3/testsuite/22_locale/locale/cons/12658_thread-1.cc
index e0e9434..e1edb0c 100644
--- a/libstdc++-v3/testsuite/22_locale/locale/cons/12658_thread-1.cc
+++ b/libstdc++-v3/testsuite/22_locale/locale/cons/12658_thread-1.cc
@@ -1,6 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* } }
-// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* } }
-// { dg-options "-pthreads" { target *-*-solaris* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* } }
 // { dg-require-namedlocale "en_US.ISO8859-1" }
 // { dg-require-namedlocale "fr_FR.ISO8859-15" }
 
diff --git a/libstdc++-v3/testsuite/22_locale/locale/cons/12658_thread-2.cc b/libstdc++-v3/testsuite/22_locale/locale/cons/12658_thread-2.cc
index c91228e..a0e05f9 100644
--- a/libstdc++-v3/testsuite/22_locale/locale/cons/12658_thread-2.cc
+++ b/libstdc++-v3/testsuite/22_locale/locale/cons/12658_thread-2.cc
@@ -1,6 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* } }
-// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* } }
-// { dg-options "-pthreads" { target *-*-solaris* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* } }
 // { dg-require-namedlocale "en_US.ISO8859-1" }
 // { dg-require-namedlocale "fr_FR.ISO8859-15" }
 
diff --git a/libstdc++-v3/testsuite/23_containers/list/pthread1.cc b/libstdc++-v3/testsuite/23_containers/list/pthread1.cc
index 32febf9..6ec89bb 100644
--- a/libstdc++-v3/testsuite/23_containers/list/pthread1.cc
+++ b/libstdc++-v3/testsuite/23_containers/list/pthread1.cc
@@ -18,8 +18,7 @@
 // <http://www.gnu.org/licenses/>.
 
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* } }
-// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* } }
-// { dg-options "-pthreads" { target *-*-solaris* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* } }
 
 // This multi-threading C++/STL/POSIX code adheres to rules outlined here:
 // http://www.sgi.com/tech/stl/thread_safety.html
diff --git a/libstdc++-v3/testsuite/23_containers/list/pthread5.cc b/libstdc++-v3/testsuite/23_containers/list/pthread5.cc
index a7fa0b4..239ab6f 100644
--- a/libstdc++-v3/testsuite/23_containers/list/pthread5.cc
+++ b/libstdc++-v3/testsuite/23_containers/list/pthread5.cc
@@ -20,8 +20,7 @@
 // <http://www.gnu.org/licenses/>.
 
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* } }
-// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* } }
-// { dg-options "-pthreads" { target *-*-solaris* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* } }
 
 #include <vector>
 #include <list>
diff --git a/libstdc++-v3/testsuite/23_containers/map/pthread6.cc b/libstdc++-v3/testsuite/23_containers/map/pthread6.cc
index 917506c..99e17c5 100644
--- a/libstdc++-v3/testsuite/23_containers/map/pthread6.cc
+++ b/libstdc++-v3/testsuite/23_containers/map/pthread6.cc
@@ -19,8 +19,7 @@
 // <http://www.gnu.org/licenses/>.
 
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* } }
-// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* } }
-// { dg-options "-pthreads" { target *-*-solaris* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* } }
 
 #include <string>
 #include <map>
diff --git a/libstdc++-v3/testsuite/23_containers/vector/debug/multithreaded_swap.cc b/libstdc++-v3/testsuite/23_containers/vector/debug/multithreaded_swap.cc
index bebd24a..e45557e 100644
--- a/libstdc++-v3/testsuite/23_containers/vector/debug/multithreaded_swap.cc
+++ b/libstdc++-v3/testsuite/23_containers/vector/debug/multithreaded_swap.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-debug-mode "" }
diff --git a/libstdc++-v3/testsuite/27_io/basic_ofstream/pthread2.cc b/libstdc++-v3/testsuite/27_io/basic_ofstream/pthread2.cc
index eeb7e04..29b2285 100644
--- a/libstdc++-v3/testsuite/27_io/basic_ofstream/pthread2.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_ofstream/pthread2.cc
@@ -19,8 +19,7 @@
 // <http://www.gnu.org/licenses/>.
 
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* } }
-// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* } }
-// { dg-options "-pthreads" { target *-*-solaris* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* } }
 
 #include <fstream>
 #include <pthread.h>
diff --git a/libstdc++-v3/testsuite/27_io/basic_ostringstream/pthread3.cc b/libstdc++-v3/testsuite/27_io/basic_ostringstream/pthread3.cc
index 643d919..0a8a617 100644
--- a/libstdc++-v3/testsuite/27_io/basic_ostringstream/pthread3.cc
+++ b/libstdc++-v3/testsuite/27_io/basic_ostringstream/pthread3.cc
@@ -19,8 +19,7 @@
 // <http://www.gnu.org/licenses/>.
 
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* } }
-// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* } }
-// { dg-options "-pthreads" { target *-*-solaris* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* } }
 
 #include <sstream>
 #include <pthread.h>
diff --git a/libstdc++-v3/testsuite/30_threads/async/42819.cc b/libstdc++-v3/testsuite/30_threads/async/42819.cc
index fd00759..c93e302 100644
--- a/libstdc++-v3/testsuite/30_threads/async/42819.cc
+++ b/libstdc++-v3/testsuite/30_threads/async/42819.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/async/49668.cc b/libstdc++-v3/testsuite/30_threads/async/49668.cc
index f912bdd..fe597c0 100644
--- a/libstdc++-v3/testsuite/30_threads/async/49668.cc
+++ b/libstdc++-v3/testsuite/30_threads/async/49668.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/async/54297.cc b/libstdc++-v3/testsuite/30_threads/async/54297.cc
index 2462a99..756fd97 100644
--- a/libstdc++-v3/testsuite/30_threads/async/54297.cc
+++ b/libstdc++-v3/testsuite/30_threads/async/54297.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/async/any.cc b/libstdc++-v3/testsuite/30_threads/async/any.cc
index 552b6e7..c69dde5 100644
--- a/libstdc++-v3/testsuite/30_threads/async/any.cc
+++ b/libstdc++-v3/testsuite/30_threads/async/any.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/async/async.cc b/libstdc++-v3/testsuite/30_threads/async/async.cc
index b8f2d5a..b958e38 100644
--- a/libstdc++-v3/testsuite/30_threads/async/async.cc
+++ b/libstdc++-v3/testsuite/30_threads/async/async.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/async/except.cc b/libstdc++-v3/testsuite/30_threads/async/except.cc
index fd9d628..2bdf995 100644
--- a/libstdc++-v3/testsuite/30_threads/async/except.cc
+++ b/libstdc++-v3/testsuite/30_threads/async/except.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/async/forced_unwind.cc b/libstdc++-v3/testsuite/30_threads/async/forced_unwind.cc
index 9e56095..b344b74 100644
--- a/libstdc++-v3/testsuite/30_threads/async/forced_unwind.cc
+++ b/libstdc++-v3/testsuite/30_threads/async/forced_unwind.cc
@@ -1,5 +1,6 @@
 // { dg-do run { target *-*-linux* *-*-gnu* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-linux* *-*-gnu* } }
+// { dg-options "-pthread" { target *-*-linux* *-*-gnu* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/async/launch.cc b/libstdc++-v3/testsuite/30_threads/async/launch.cc
index 3b04f88..a35e6b4 100644
--- a/libstdc++-v3/testsuite/30_threads/async/launch.cc
+++ b/libstdc++-v3/testsuite/30_threads/async/launch.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/async/lwg2021.cc b/libstdc++-v3/testsuite/30_threads/async/lwg2021.cc
index ea21083..62fbf27 100644
--- a/libstdc++-v3/testsuite/30_threads/async/lwg2021.cc
+++ b/libstdc++-v3/testsuite/30_threads/async/lwg2021.cc
@@ -16,9 +16,8 @@
 // <http://www.gnu.org/licenses/>.
 
 // { dg-do compile { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/async/sync.cc b/libstdc++-v3/testsuite/30_threads/async/sync.cc
index b2f7588..cd04a1f 100644
--- a/libstdc++-v3/testsuite/30_threads/async/sync.cc
+++ b/libstdc++-v3/testsuite/30_threads/async/sync.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/call_once/39909.cc b/libstdc++-v3/testsuite/30_threads/call_once/39909.cc
index 12908aa..5068269 100644
--- a/libstdc++-v3/testsuite/30_threads/call_once/39909.cc
+++ b/libstdc++-v3/testsuite/30_threads/call_once/39909.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/call_once/49668.cc b/libstdc++-v3/testsuite/30_threads/call_once/49668.cc
index 87547f8..6203a29 100644
--- a/libstdc++-v3/testsuite/30_threads/call_once/49668.cc
+++ b/libstdc++-v3/testsuite/30_threads/call_once/49668.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/call_once/60497.cc b/libstdc++-v3/testsuite/30_threads/call_once/60497.cc
index 7f2d79f..43dc917 100644
--- a/libstdc++-v3/testsuite/30_threads/call_once/60497.cc
+++ b/libstdc++-v3/testsuite/30_threads/call_once/60497.cc
@@ -1,7 +1,6 @@
 // { dg-do compile { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/call_once/call_once1.cc b/libstdc++-v3/testsuite/30_threads/call_once/call_once1.cc
index 5c9b01d..5ab685b 100644
--- a/libstdc++-v3/testsuite/30_threads/call_once/call_once1.cc
+++ b/libstdc++-v3/testsuite/30_threads/call_once/call_once1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/condition_variable/54185.cc b/libstdc++-v3/testsuite/30_threads/condition_variable/54185.cc
index 5a91c37..5530b59 100644
--- a/libstdc++-v3/testsuite/30_threads/condition_variable/54185.cc
+++ b/libstdc++-v3/testsuite/30_threads/condition_variable/54185.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin1[1-9]* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/condition_variable/cons/1.cc b/libstdc++-v3/testsuite/30_threads/condition_variable/cons/1.cc
index acbbb69..28e70c2 100644
--- a/libstdc++-v3/testsuite/30_threads/condition_variable/cons/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/condition_variable/cons/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/condition_variable/members/1.cc b/libstdc++-v3/testsuite/30_threads/condition_variable/members/1.cc
index 960126b..0138553 100644
--- a/libstdc++-v3/testsuite/30_threads/condition_variable/members/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/condition_variable/members/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/condition_variable/members/2.cc b/libstdc++-v3/testsuite/30_threads/condition_variable/members/2.cc
index 63d35b3..3312f17 100644
--- a/libstdc++-v3/testsuite/30_threads/condition_variable/members/2.cc
+++ b/libstdc++-v3/testsuite/30_threads/condition_variable/members/2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/condition_variable/members/3.cc b/libstdc++-v3/testsuite/30_threads/condition_variable/members/3.cc
index 9c9a9b9..9446f84 100644
--- a/libstdc++-v3/testsuite/30_threads/condition_variable/members/3.cc
+++ b/libstdc++-v3/testsuite/30_threads/condition_variable/members/3.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/condition_variable/members/53841.cc b/libstdc++-v3/testsuite/30_threads/condition_variable/members/53841.cc
index ea2d9f1..19badc6 100644
--- a/libstdc++-v3/testsuite/30_threads/condition_variable/members/53841.cc
+++ b/libstdc++-v3/testsuite/30_threads/condition_variable/members/53841.cc
@@ -1,7 +1,6 @@
 // { dg-do compile { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* hppa*-hp-hpux11* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* hppa*-hp-hpux11* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* hppa*-hp-hpux11* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/condition_variable/native_handle/typesizes.cc b/libstdc++-v3/testsuite/30_threads/condition_variable/native_handle/typesizes.cc
index 00a2776..920d153 100644
--- a/libstdc++-v3/testsuite/30_threads/condition_variable/native_handle/typesizes.cc
+++ b/libstdc++-v3/testsuite/30_threads/condition_variable/native_handle/typesizes.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/condition_variable_any/50862.cc b/libstdc++-v3/testsuite/30_threads/condition_variable_any/50862.cc
index 8fe204c..d4d4981 100644
--- a/libstdc++-v3/testsuite/30_threads/condition_variable_any/50862.cc
+++ b/libstdc++-v3/testsuite/30_threads/condition_variable_any/50862.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-sched-yield "" }
diff --git a/libstdc++-v3/testsuite/30_threads/condition_variable_any/53830.cc b/libstdc++-v3/testsuite/30_threads/condition_variable_any/53830.cc
index 6257e7e..af6d304 100644
--- a/libstdc++-v3/testsuite/30_threads/condition_variable_any/53830.cc
+++ b/libstdc++-v3/testsuite/30_threads/condition_variable_any/53830.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-sched-yield "" }
diff --git a/libstdc++-v3/testsuite/30_threads/condition_variable_any/cons/1.cc b/libstdc++-v3/testsuite/30_threads/condition_variable_any/cons/1.cc
index fbfec37..59c864f 100644
--- a/libstdc++-v3/testsuite/30_threads/condition_variable_any/cons/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/condition_variable_any/cons/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/condition_variable_any/members/1.cc b/libstdc++-v3/testsuite/30_threads/condition_variable_any/members/1.cc
index bb8264a..c8724c1 100644
--- a/libstdc++-v3/testsuite/30_threads/condition_variable_any/members/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/condition_variable_any/members/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/condition_variable_any/members/2.cc b/libstdc++-v3/testsuite/30_threads/condition_variable_any/members/2.cc
index eca33cc..b3c9e20 100644
--- a/libstdc++-v3/testsuite/30_threads/condition_variable_any/members/2.cc
+++ b/libstdc++-v3/testsuite/30_threads/condition_variable_any/members/2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/future/cons/move.cc b/libstdc++-v3/testsuite/30_threads/future/cons/move.cc
index 1f92177..63b017f 100644
--- a/libstdc++-v3/testsuite/30_threads/future/cons/move.cc
+++ b/libstdc++-v3/testsuite/30_threads/future/cons/move.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/future/members/45133.cc b/libstdc++-v3/testsuite/30_threads/future/members/45133.cc
index 35fbdb7..f817576 100644
--- a/libstdc++-v3/testsuite/30_threads/future/members/45133.cc
+++ b/libstdc++-v3/testsuite/30_threads/future/members/45133.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/future/members/get.cc b/libstdc++-v3/testsuite/30_threads/future/members/get.cc
index 984fbe3..f373c42 100644
--- a/libstdc++-v3/testsuite/30_threads/future/members/get.cc
+++ b/libstdc++-v3/testsuite/30_threads/future/members/get.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/future/members/get2.cc b/libstdc++-v3/testsuite/30_threads/future/members/get2.cc
index e8683f8..e176e28 100644
--- a/libstdc++-v3/testsuite/30_threads/future/members/get2.cc
+++ b/libstdc++-v3/testsuite/30_threads/future/members/get2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/future/members/share.cc b/libstdc++-v3/testsuite/30_threads/future/members/share.cc
index 0992fc0..55917f8 100644
--- a/libstdc++-v3/testsuite/30_threads/future/members/share.cc
+++ b/libstdc++-v3/testsuite/30_threads/future/members/share.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/future/members/valid.cc b/libstdc++-v3/testsuite/30_threads/future/members/valid.cc
index 2bb9b11..7a2309f 100644
--- a/libstdc++-v3/testsuite/30_threads/future/members/valid.cc
+++ b/libstdc++-v3/testsuite/30_threads/future/members/valid.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/future/members/wait.cc b/libstdc++-v3/testsuite/30_threads/future/members/wait.cc
index 7782871..6d08243 100644
--- a/libstdc++-v3/testsuite/30_threads/future/members/wait.cc
+++ b/libstdc++-v3/testsuite/30_threads/future/members/wait.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/future/members/wait_for.cc b/libstdc++-v3/testsuite/30_threads/future/members/wait_for.cc
index b7bd874..445ca44 100644
--- a/libstdc++-v3/testsuite/30_threads/future/members/wait_for.cc
+++ b/libstdc++-v3/testsuite/30_threads/future/members/wait_for.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/future/members/wait_until.cc b/libstdc++-v3/testsuite/30_threads/future/members/wait_until.cc
index 1ce7118..897db9b 100644
--- a/libstdc++-v3/testsuite/30_threads/future/members/wait_until.cc
+++ b/libstdc++-v3/testsuite/30_threads/future/members/wait_until.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/lock/1.cc b/libstdc++-v3/testsuite/30_threads/lock/1.cc
index 27cf7e7..1a6e93b 100644
--- a/libstdc++-v3/testsuite/30_threads/lock/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/lock/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/lock/2.cc b/libstdc++-v3/testsuite/30_threads/lock/2.cc
index 4940eb8..d3692a0 100644
--- a/libstdc++-v3/testsuite/30_threads/lock/2.cc
+++ b/libstdc++-v3/testsuite/30_threads/lock/2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/lock/3.cc b/libstdc++-v3/testsuite/30_threads/lock/3.cc
index ef900ac..8e787f1 100644
--- a/libstdc++-v3/testsuite/30_threads/lock/3.cc
+++ b/libstdc++-v3/testsuite/30_threads/lock/3.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/lock/4.cc b/libstdc++-v3/testsuite/30_threads/lock/4.cc
index e209f76..a12d627 100644
--- a/libstdc++-v3/testsuite/30_threads/lock/4.cc
+++ b/libstdc++-v3/testsuite/30_threads/lock/4.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/mutex/cons/1.cc b/libstdc++-v3/testsuite/30_threads/mutex/cons/1.cc
index fae4984..a56be31 100644
--- a/libstdc++-v3/testsuite/30_threads/mutex/cons/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/mutex/cons/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/mutex/dest/destructor_locked.cc b/libstdc++-v3/testsuite/30_threads/mutex/dest/destructor_locked.cc
index 65c8542..2cf0aa9 100644
--- a/libstdc++-v3/testsuite/30_threads/mutex/dest/destructor_locked.cc
+++ b/libstdc++-v3/testsuite/30_threads/mutex/dest/destructor_locked.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/mutex/lock/1.cc b/libstdc++-v3/testsuite/30_threads/mutex/lock/1.cc
index 674dd5a..839b593 100644
--- a/libstdc++-v3/testsuite/30_threads/mutex/lock/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/mutex/lock/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/mutex/native_handle/1.cc b/libstdc++-v3/testsuite/30_threads/mutex/native_handle/1.cc
index d75f253..7b75fef 100644
--- a/libstdc++-v3/testsuite/30_threads/mutex/native_handle/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/mutex/native_handle/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/mutex/native_handle/typesizes.cc b/libstdc++-v3/testsuite/30_threads/mutex/native_handle/typesizes.cc
index d3aa73b..5e31dbf 100644
--- a/libstdc++-v3/testsuite/30_threads/mutex/native_handle/typesizes.cc
+++ b/libstdc++-v3/testsuite/30_threads/mutex/native_handle/typesizes.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/mutex/try_lock/1.cc b/libstdc++-v3/testsuite/30_threads/mutex/try_lock/1.cc
index 91846b9..fbafb4c 100644
--- a/libstdc++-v3/testsuite/30_threads/mutex/try_lock/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/mutex/try_lock/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/mutex/try_lock/2.cc b/libstdc++-v3/testsuite/30_threads/mutex/try_lock/2.cc
index 0283fec..576014c 100644
--- a/libstdc++-v3/testsuite/30_threads/mutex/try_lock/2.cc
+++ b/libstdc++-v3/testsuite/30_threads/mutex/try_lock/2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/mutex/unlock/1.cc b/libstdc++-v3/testsuite/30_threads/mutex/unlock/1.cc
index 7c2a0db..eded82a 100644
--- a/libstdc++-v3/testsuite/30_threads/mutex/unlock/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/mutex/unlock/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/mutex/unlock/2.cc b/libstdc++-v3/testsuite/30_threads/mutex/unlock/2.cc
index 754dafd..52bb526 100644
--- a/libstdc++-v3/testsuite/30_threads/mutex/unlock/2.cc
+++ b/libstdc++-v3/testsuite/30_threads/mutex/unlock/2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/packaged_task/49668.cc b/libstdc++-v3/testsuite/30_threads/packaged_task/49668.cc
index 46ab3d5..d3d91ae 100644
--- a/libstdc++-v3/testsuite/30_threads/packaged_task/49668.cc
+++ b/libstdc++-v3/testsuite/30_threads/packaged_task/49668.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/packaged_task/60564.cc b/libstdc++-v3/testsuite/30_threads/packaged_task/60564.cc
index 6021fdb..f2f4ce9 100644
--- a/libstdc++-v3/testsuite/30_threads/packaged_task/60564.cc
+++ b/libstdc++-v3/testsuite/30_threads/packaged_task/60564.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/packaged_task/cons/1.cc b/libstdc++-v3/testsuite/30_threads/packaged_task/cons/1.cc
index 919f136..4d39dcd 100644
--- a/libstdc++-v3/testsuite/30_threads/packaged_task/cons/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/packaged_task/cons/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/packaged_task/cons/2.cc b/libstdc++-v3/testsuite/30_threads/packaged_task/cons/2.cc
index 0611d8a..1672f71 100644
--- a/libstdc++-v3/testsuite/30_threads/packaged_task/cons/2.cc
+++ b/libstdc++-v3/testsuite/30_threads/packaged_task/cons/2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/packaged_task/cons/3.cc b/libstdc++-v3/testsuite/30_threads/packaged_task/cons/3.cc
index 11203d5..6903778 100644
--- a/libstdc++-v3/testsuite/30_threads/packaged_task/cons/3.cc
+++ b/libstdc++-v3/testsuite/30_threads/packaged_task/cons/3.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/packaged_task/cons/56492.cc b/libstdc++-v3/testsuite/30_threads/packaged_task/cons/56492.cc
index 0338f98..718608e 100644
--- a/libstdc++-v3/testsuite/30_threads/packaged_task/cons/56492.cc
+++ b/libstdc++-v3/testsuite/30_threads/packaged_task/cons/56492.cc
@@ -1,7 +1,6 @@
 // { dg-do compile { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/packaged_task/cons/alloc.cc b/libstdc++-v3/testsuite/30_threads/packaged_task/cons/alloc.cc
index 83c5d9f..80a1b07 100644
--- a/libstdc++-v3/testsuite/30_threads/packaged_task/cons/alloc.cc
+++ b/libstdc++-v3/testsuite/30_threads/packaged_task/cons/alloc.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/packaged_task/cons/move.cc b/libstdc++-v3/testsuite/30_threads/packaged_task/cons/move.cc
index cb1d8e0..30f25e2 100644
--- a/libstdc++-v3/testsuite/30_threads/packaged_task/cons/move.cc
+++ b/libstdc++-v3/testsuite/30_threads/packaged_task/cons/move.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/packaged_task/cons/move_assign.cc b/libstdc++-v3/testsuite/30_threads/packaged_task/cons/move_assign.cc
index 8025dbf..126ce8a 100644
--- a/libstdc++-v3/testsuite/30_threads/packaged_task/cons/move_assign.cc
+++ b/libstdc++-v3/testsuite/30_threads/packaged_task/cons/move_assign.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/packaged_task/forced_unwind.cc b/libstdc++-v3/testsuite/30_threads/packaged_task/forced_unwind.cc
index 13be918..9059542 100644
--- a/libstdc++-v3/testsuite/30_threads/packaged_task/forced_unwind.cc
+++ b/libstdc++-v3/testsuite/30_threads/packaged_task/forced_unwind.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-linux* *-*-gnu* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-linux* *-*-gnu* } }
-// { dg-require-cstdint "" }
-// { dg-require-gthreads "" }
+// { dg-options "-pthread" { target *-*-linux* *-*-gnu* *-*-solaris* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-atomic-builtins "" }
 
 // Copyright (C) 2014-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/packaged_task/members/at_thread_exit.cc b/libstdc++-v3/testsuite/30_threads/packaged_task/members/at_thread_exit.cc
index b217090..7ee84e0 100644
--- a/libstdc++-v3/testsuite/30_threads/packaged_task/members/at_thread_exit.cc
+++ b/libstdc++-v3/testsuite/30_threads/packaged_task/members/at_thread_exit.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/packaged_task/members/get_future.cc b/libstdc++-v3/testsuite/30_threads/packaged_task/members/get_future.cc
index 5fab0de..d1378dd 100644
--- a/libstdc++-v3/testsuite/30_threads/packaged_task/members/get_future.cc
+++ b/libstdc++-v3/testsuite/30_threads/packaged_task/members/get_future.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/packaged_task/members/get_future2.cc b/libstdc++-v3/testsuite/30_threads/packaged_task/members/get_future2.cc
index a343772..0ffd746 100644
--- a/libstdc++-v3/testsuite/30_threads/packaged_task/members/get_future2.cc
+++ b/libstdc++-v3/testsuite/30_threads/packaged_task/members/get_future2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke.cc b/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke.cc
index 5e4c038..4eafae5 100644
--- a/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke.cc
+++ b/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke2.cc b/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke2.cc
index 3a3d3a3..27662d9 100644
--- a/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke2.cc
+++ b/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke3.cc b/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke3.cc
index a56a895..c3f5cec 100644
--- a/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke3.cc
+++ b/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke3.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke4.cc b/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke4.cc
index 080a9a8..fb95c00 100644
--- a/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke4.cc
+++ b/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke4.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke5.cc b/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke5.cc
index be90276..1b97b24 100644
--- a/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke5.cc
+++ b/libstdc++-v3/testsuite/30_threads/packaged_task/members/invoke5.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/packaged_task/members/reset.cc b/libstdc++-v3/testsuite/30_threads/packaged_task/members/reset.cc
index c7cb184..1581b54 100644
--- a/libstdc++-v3/testsuite/30_threads/packaged_task/members/reset.cc
+++ b/libstdc++-v3/testsuite/30_threads/packaged_task/members/reset.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/packaged_task/members/reset2.cc b/libstdc++-v3/testsuite/30_threads/packaged_task/members/reset2.cc
index aade3db..c9cdebe 100644
--- a/libstdc++-v3/testsuite/30_threads/packaged_task/members/reset2.cc
+++ b/libstdc++-v3/testsuite/30_threads/packaged_task/members/reset2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/packaged_task/members/swap.cc b/libstdc++-v3/testsuite/30_threads/packaged_task/members/swap.cc
index d61256b..4b2a1be 100644
--- a/libstdc++-v3/testsuite/30_threads/packaged_task/members/swap.cc
+++ b/libstdc++-v3/testsuite/30_threads/packaged_task/members/swap.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/packaged_task/members/valid.cc b/libstdc++-v3/testsuite/30_threads/packaged_task/members/valid.cc
index 047ffeb..0ceb1d0 100644
--- a/libstdc++-v3/testsuite/30_threads/packaged_task/members/valid.cc
+++ b/libstdc++-v3/testsuite/30_threads/packaged_task/members/valid.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/promise/60966.cc b/libstdc++-v3/testsuite/30_threads/promise/60966.cc
index 663075a..4030ff8 100644
--- a/libstdc++-v3/testsuite/30_threads/promise/60966.cc
+++ b/libstdc++-v3/testsuite/30_threads/promise/60966.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/promise/cons/1.cc b/libstdc++-v3/testsuite/30_threads/promise/cons/1.cc
index 1258483..2ca2a9e 100644
--- a/libstdc++-v3/testsuite/30_threads/promise/cons/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/promise/cons/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/promise/cons/alloc.cc b/libstdc++-v3/testsuite/30_threads/promise/cons/alloc.cc
index f35b2b7..d23ee29 100644
--- a/libstdc++-v3/testsuite/30_threads/promise/cons/alloc.cc
+++ b/libstdc++-v3/testsuite/30_threads/promise/cons/alloc.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/promise/cons/move.cc b/libstdc++-v3/testsuite/30_threads/promise/cons/move.cc
index c1699e4..b3b67dc 100644
--- a/libstdc++-v3/testsuite/30_threads/promise/cons/move.cc
+++ b/libstdc++-v3/testsuite/30_threads/promise/cons/move.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/promise/cons/move_assign.cc b/libstdc++-v3/testsuite/30_threads/promise/cons/move_assign.cc
index 68debd5..189f100 100644
--- a/libstdc++-v3/testsuite/30_threads/promise/cons/move_assign.cc
+++ b/libstdc++-v3/testsuite/30_threads/promise/cons/move_assign.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/promise/members/at_thread_exit.cc b/libstdc++-v3/testsuite/30_threads/promise/members/at_thread_exit.cc
index 1c8469a..58f91f0 100644
--- a/libstdc++-v3/testsuite/30_threads/promise/members/at_thread_exit.cc
+++ b/libstdc++-v3/testsuite/30_threads/promise/members/at_thread_exit.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/promise/members/get_future.cc b/libstdc++-v3/testsuite/30_threads/promise/members/get_future.cc
index 44c9205..0c2d9c0 100644
--- a/libstdc++-v3/testsuite/30_threads/promise/members/get_future.cc
+++ b/libstdc++-v3/testsuite/30_threads/promise/members/get_future.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/promise/members/get_future2.cc b/libstdc++-v3/testsuite/30_threads/promise/members/get_future2.cc
index 56c3107..931da71 100644
--- a/libstdc++-v3/testsuite/30_threads/promise/members/get_future2.cc
+++ b/libstdc++-v3/testsuite/30_threads/promise/members/get_future2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/promise/members/set_exception.cc b/libstdc++-v3/testsuite/30_threads/promise/members/set_exception.cc
index b753c24..3672d18 100644
--- a/libstdc++-v3/testsuite/30_threads/promise/members/set_exception.cc
+++ b/libstdc++-v3/testsuite/30_threads/promise/members/set_exception.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/promise/members/set_exception2.cc b/libstdc++-v3/testsuite/30_threads/promise/members/set_exception2.cc
index d9850ca..e15d912 100644
--- a/libstdc++-v3/testsuite/30_threads/promise/members/set_exception2.cc
+++ b/libstdc++-v3/testsuite/30_threads/promise/members/set_exception2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/promise/members/set_value.cc b/libstdc++-v3/testsuite/30_threads/promise/members/set_value.cc
index a50a7b8..fb4e4d7 100644
--- a/libstdc++-v3/testsuite/30_threads/promise/members/set_value.cc
+++ b/libstdc++-v3/testsuite/30_threads/promise/members/set_value.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/promise/members/set_value2.cc b/libstdc++-v3/testsuite/30_threads/promise/members/set_value2.cc
index 9c308c5..bb26948 100644
--- a/libstdc++-v3/testsuite/30_threads/promise/members/set_value2.cc
+++ b/libstdc++-v3/testsuite/30_threads/promise/members/set_value2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/promise/members/set_value3.cc b/libstdc++-v3/testsuite/30_threads/promise/members/set_value3.cc
index 16f2b3d..2350a5b 100644
--- a/libstdc++-v3/testsuite/30_threads/promise/members/set_value3.cc
+++ b/libstdc++-v3/testsuite/30_threads/promise/members/set_value3.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/promise/members/swap.cc b/libstdc++-v3/testsuite/30_threads/promise/members/swap.cc
index 834ce97..1b1563b 100644
--- a/libstdc++-v3/testsuite/30_threads/promise/members/swap.cc
+++ b/libstdc++-v3/testsuite/30_threads/promise/members/swap.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/recursive_mutex/cons/1.cc b/libstdc++-v3/testsuite/30_threads/recursive_mutex/cons/1.cc
index 0aef8c5..a40c978 100644
--- a/libstdc++-v3/testsuite/30_threads/recursive_mutex/cons/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/recursive_mutex/cons/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/recursive_mutex/dest/destructor_locked.cc b/libstdc++-v3/testsuite/30_threads/recursive_mutex/dest/destructor_locked.cc
index 0344d23..634b733 100644
--- a/libstdc++-v3/testsuite/30_threads/recursive_mutex/dest/destructor_locked.cc
+++ b/libstdc++-v3/testsuite/30_threads/recursive_mutex/dest/destructor_locked.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/recursive_mutex/lock/1.cc b/libstdc++-v3/testsuite/30_threads/recursive_mutex/lock/1.cc
index ac89803..45cd81f 100644
--- a/libstdc++-v3/testsuite/30_threads/recursive_mutex/lock/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/recursive_mutex/lock/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/recursive_mutex/native_handle/1.cc b/libstdc++-v3/testsuite/30_threads/recursive_mutex/native_handle/1.cc
index aaecf5a..051062b 100644
--- a/libstdc++-v3/testsuite/30_threads/recursive_mutex/native_handle/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/recursive_mutex/native_handle/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/recursive_mutex/native_handle/typesizes.cc b/libstdc++-v3/testsuite/30_threads/recursive_mutex/native_handle/typesizes.cc
index 6d50453..b8cde1e 100644
--- a/libstdc++-v3/testsuite/30_threads/recursive_mutex/native_handle/typesizes.cc
+++ b/libstdc++-v3/testsuite/30_threads/recursive_mutex/native_handle/typesizes.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/recursive_mutex/try_lock/1.cc b/libstdc++-v3/testsuite/30_threads/recursive_mutex/try_lock/1.cc
index e9ad7fd..f2fe1d1 100644
--- a/libstdc++-v3/testsuite/30_threads/recursive_mutex/try_lock/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/recursive_mutex/try_lock/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/recursive_mutex/try_lock/2.cc b/libstdc++-v3/testsuite/30_threads/recursive_mutex/try_lock/2.cc
index 685b1e4..6b88619 100644
--- a/libstdc++-v3/testsuite/30_threads/recursive_mutex/try_lock/2.cc
+++ b/libstdc++-v3/testsuite/30_threads/recursive_mutex/try_lock/2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/recursive_mutex/unlock/1.cc b/libstdc++-v3/testsuite/30_threads/recursive_mutex/unlock/1.cc
index 343fddc..c96a6e2 100644
--- a/libstdc++-v3/testsuite/30_threads/recursive_mutex/unlock/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/recursive_mutex/unlock/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/recursive_mutex/unlock/2.cc b/libstdc++-v3/testsuite/30_threads/recursive_mutex/unlock/2.cc
index b993309..c8ba246 100644
--- a/libstdc++-v3/testsuite/30_threads/recursive_mutex/unlock/2.cc
+++ b/libstdc++-v3/testsuite/30_threads/recursive_mutex/unlock/2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/cons/1.cc b/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/cons/1.cc
index f80e6e6..8ba2b12 100644
--- a/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/cons/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/cons/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2008-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/dest/destructor_locked.cc b/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/dest/destructor_locked.cc
index 5d2f057..97958e1 100644
--- a/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/dest/destructor_locked.cc
+++ b/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/dest/destructor_locked.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2008-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/lock/1.cc b/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/lock/1.cc
index 5a5a0fb..a97fd5b 100644
--- a/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/lock/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/lock/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2008-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/lock/2.cc b/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/lock/2.cc
index 6e8f3ba..a5e87a0 100644
--- a/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/lock/2.cc
+++ b/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/lock/2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2008-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/native_handle/1.cc b/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/native_handle/1.cc
index 92bd9ea..9c14ae1 100644
--- a/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/native_handle/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/native_handle/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads-timed "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/native_handle/typesizes.cc b/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/native_handle/typesizes.cc
index 4163ddf..17d0cc3 100644
--- a/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/native_handle/typesizes.cc
+++ b/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/native_handle/typesizes.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads-timed "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock/1.cc b/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock/1.cc
index 37434cb..ce6cacf 100644
--- a/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2008-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock/2.cc b/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock/2.cc
index 0b95c8f..8dce455 100644
--- a/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock/2.cc
+++ b/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock/2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options "-std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options "-std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options "-std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2008-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock_for/1.cc b/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock_for/1.cc
index ff8296e..f6a3177 100644
--- a/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock_for/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock_for/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2008-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock_for/2.cc b/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock_for/2.cc
index 26ae412..f56ad78 100644
--- a/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock_for/2.cc
+++ b/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock_for/2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2008-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock_for/3.cc b/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock_for/3.cc
index d71ea46..fbb5fae 100644
--- a/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock_for/3.cc
+++ b/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock_for/3.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2008-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock_until/1.cc b/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock_until/1.cc
index 37434cb..ce6cacf 100644
--- a/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock_until/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock_until/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2008-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock_until/2.cc b/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock_until/2.cc
index d859fa2..0e6ad9b 100644
--- a/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock_until/2.cc
+++ b/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/try_lock_until/2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2008-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/unlock/1.cc b/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/unlock/1.cc
index 4198a0e..664eb2b 100644
--- a/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/unlock/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/unlock/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2008-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/unlock/2.cc b/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/unlock/2.cc
index e516303..0477cd5 100644
--- a/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/unlock/2.cc
+++ b/libstdc++-v3/testsuite/30_threads/recursive_timed_mutex/unlock/2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/shared_future/cons/move.cc b/libstdc++-v3/testsuite/30_threads/shared_future/cons/move.cc
index 2017f48..3d2666c 100644
--- a/libstdc++-v3/testsuite/30_threads/shared_future/cons/move.cc
+++ b/libstdc++-v3/testsuite/30_threads/shared_future/cons/move.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/shared_future/members/45133.cc b/libstdc++-v3/testsuite/30_threads/shared_future/members/45133.cc
index e9f1566..cb7f40c 100644
--- a/libstdc++-v3/testsuite/30_threads/shared_future/members/45133.cc
+++ b/libstdc++-v3/testsuite/30_threads/shared_future/members/45133.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/shared_future/members/get.cc b/libstdc++-v3/testsuite/30_threads/shared_future/members/get.cc
index cfbb83a..2cf70d1 100644
--- a/libstdc++-v3/testsuite/30_threads/shared_future/members/get.cc
+++ b/libstdc++-v3/testsuite/30_threads/shared_future/members/get.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/shared_future/members/get2.cc b/libstdc++-v3/testsuite/30_threads/shared_future/members/get2.cc
index 1d5a807..9a608c3 100644
--- a/libstdc++-v3/testsuite/30_threads/shared_future/members/get2.cc
+++ b/libstdc++-v3/testsuite/30_threads/shared_future/members/get2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/shared_future/members/valid.cc b/libstdc++-v3/testsuite/30_threads/shared_future/members/valid.cc
index 25cd342..00cb8d6 100644
--- a/libstdc++-v3/testsuite/30_threads/shared_future/members/valid.cc
+++ b/libstdc++-v3/testsuite/30_threads/shared_future/members/valid.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/shared_future/members/wait.cc b/libstdc++-v3/testsuite/30_threads/shared_future/members/wait.cc
index d4aef51..bf925f1 100644
--- a/libstdc++-v3/testsuite/30_threads/shared_future/members/wait.cc
+++ b/libstdc++-v3/testsuite/30_threads/shared_future/members/wait.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/shared_future/members/wait_for.cc b/libstdc++-v3/testsuite/30_threads/shared_future/members/wait_for.cc
index 929ba87..ca5839e 100644
--- a/libstdc++-v3/testsuite/30_threads/shared_future/members/wait_for.cc
+++ b/libstdc++-v3/testsuite/30_threads/shared_future/members/wait_for.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/shared_future/members/wait_until.cc b/libstdc++-v3/testsuite/30_threads/shared_future/members/wait_until.cc
index 52d045d..ce80506 100644
--- a/libstdc++-v3/testsuite/30_threads/shared_future/members/wait_until.cc
+++ b/libstdc++-v3/testsuite/30_threads/shared_future/members/wait_until.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-atomic-builtins "" }
diff --git a/libstdc++-v3/testsuite/30_threads/shared_lock/cons/1.cc b/libstdc++-v3/testsuite/30_threads/shared_lock/cons/1.cc
index 0e36edd..b0a4fa6 100644
--- a/libstdc++-v3/testsuite/30_threads/shared_lock/cons/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/shared_lock/cons/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++14 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++14 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++14 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++14 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/shared_lock/cons/2.cc b/libstdc++-v3/testsuite/30_threads/shared_lock/cons/2.cc
index 8639f5a..5fe54c8 100644
--- a/libstdc++-v3/testsuite/30_threads/shared_lock/cons/2.cc
+++ b/libstdc++-v3/testsuite/30_threads/shared_lock/cons/2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++14 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++14 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++14 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++14 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/shared_lock/cons/3.cc b/libstdc++-v3/testsuite/30_threads/shared_lock/cons/3.cc
index 66906b5..92434c1 100644
--- a/libstdc++-v3/testsuite/30_threads/shared_lock/cons/3.cc
+++ b/libstdc++-v3/testsuite/30_threads/shared_lock/cons/3.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++14 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++14 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++14 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++14 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/shared_lock/cons/4.cc b/libstdc++-v3/testsuite/30_threads/shared_lock/cons/4.cc
index 2923ed6..c458cfe 100644
--- a/libstdc++-v3/testsuite/30_threads/shared_lock/cons/4.cc
+++ b/libstdc++-v3/testsuite/30_threads/shared_lock/cons/4.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++14 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++14 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++14 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++14 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/shared_lock/cons/5.cc b/libstdc++-v3/testsuite/30_threads/shared_lock/cons/5.cc
index 2e405cd..f48a032 100644
--- a/libstdc++-v3/testsuite/30_threads/shared_lock/cons/5.cc
+++ b/libstdc++-v3/testsuite/30_threads/shared_lock/cons/5.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++14 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++14 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++14 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++14 }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2013-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/shared_lock/cons/6.cc b/libstdc++-v3/testsuite/30_threads/shared_lock/cons/6.cc
index 9710890..04f4c6d 100644
--- a/libstdc++-v3/testsuite/30_threads/shared_lock/cons/6.cc
+++ b/libstdc++-v3/testsuite/30_threads/shared_lock/cons/6.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++14 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++14 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++14 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++14 }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2013-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/shared_lock/locking/1.cc b/libstdc++-v3/testsuite/30_threads/shared_lock/locking/1.cc
index a96c695..33b784a 100644
--- a/libstdc++-v3/testsuite/30_threads/shared_lock/locking/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/shared_lock/locking/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++14 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++14 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++14 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++14 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/shared_lock/locking/2.cc b/libstdc++-v3/testsuite/30_threads/shared_lock/locking/2.cc
index 821fa52..502daab 100644
--- a/libstdc++-v3/testsuite/30_threads/shared_lock/locking/2.cc
+++ b/libstdc++-v3/testsuite/30_threads/shared_lock/locking/2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++14 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++14 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++14 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++14 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/shared_lock/locking/3.cc b/libstdc++-v3/testsuite/30_threads/shared_lock/locking/3.cc
index a210a37..fc87fa4 100644
--- a/libstdc++-v3/testsuite/30_threads/shared_lock/locking/3.cc
+++ b/libstdc++-v3/testsuite/30_threads/shared_lock/locking/3.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++14 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++14 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++14 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++14 }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2013-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/shared_lock/locking/4.cc b/libstdc++-v3/testsuite/30_threads/shared_lock/locking/4.cc
index e30d468..263fda8 100644
--- a/libstdc++-v3/testsuite/30_threads/shared_lock/locking/4.cc
+++ b/libstdc++-v3/testsuite/30_threads/shared_lock/locking/4.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++14 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++14 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++14 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++14 }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2013-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/shared_lock/modifiers/1.cc b/libstdc++-v3/testsuite/30_threads/shared_lock/modifiers/1.cc
index 20844bd..bfa5930 100644
--- a/libstdc++-v3/testsuite/30_threads/shared_lock/modifiers/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/shared_lock/modifiers/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++14 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++14 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++14 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++14 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/shared_mutex/cons/1.cc b/libstdc++-v3/testsuite/30_threads/shared_mutex/cons/1.cc
index 00784de..da7ae2b 100644
--- a/libstdc++-v3/testsuite/30_threads/shared_mutex/cons/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/shared_mutex/cons/1.cc
@@ -1,6 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++17 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++17 -pthreads" { target *-*-solaris* } }
+// { dg-options " -std=gnu++17 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++17 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
diff --git a/libstdc++-v3/testsuite/30_threads/shared_mutex/try_lock/1.cc b/libstdc++-v3/testsuite/30_threads/shared_mutex/try_lock/1.cc
index bd6faf7..78cea3f 100644
--- a/libstdc++-v3/testsuite/30_threads/shared_mutex/try_lock/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/shared_mutex/try_lock/1.cc
@@ -1,6 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++17 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++17 -pthreads" { target *-*-solaris* } }
+// { dg-options " -std=gnu++17 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++17 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
diff --git a/libstdc++-v3/testsuite/30_threads/shared_mutex/try_lock/2.cc b/libstdc++-v3/testsuite/30_threads/shared_mutex/try_lock/2.cc
index 6403208..d1e60b9 100644
--- a/libstdc++-v3/testsuite/30_threads/shared_mutex/try_lock/2.cc
+++ b/libstdc++-v3/testsuite/30_threads/shared_mutex/try_lock/2.cc
@@ -1,6 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++17 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++17 -pthreads" { target *-*-solaris* } }
+// { dg-options " -std=gnu++17 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++17 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
diff --git a/libstdc++-v3/testsuite/30_threads/shared_mutex/unlock/1.cc b/libstdc++-v3/testsuite/30_threads/shared_mutex/unlock/1.cc
index 14076a5..2020243 100644
--- a/libstdc++-v3/testsuite/30_threads/shared_mutex/unlock/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/shared_mutex/unlock/1.cc
@@ -1,6 +1,5 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++17 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++17 -pthreads" { target *-*-solaris* } }
+// { dg-options " -std=gnu++17 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
 // { dg-options " -std=gnu++17 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
diff --git a/libstdc++-v3/testsuite/30_threads/shared_timed_mutex/cons/1.cc b/libstdc++-v3/testsuite/30_threads/shared_timed_mutex/cons/1.cc
index 5d2c1cf..c34e1a0 100644
--- a/libstdc++-v3/testsuite/30_threads/shared_timed_mutex/cons/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/shared_timed_mutex/cons/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++14 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++14 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++14 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++14 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/shared_timed_mutex/try_lock/1.cc b/libstdc++-v3/testsuite/30_threads/shared_timed_mutex/try_lock/1.cc
index 3608844..0c5686d 100644
--- a/libstdc++-v3/testsuite/30_threads/shared_timed_mutex/try_lock/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/shared_timed_mutex/try_lock/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++14 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++14 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++14 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++14 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/shared_timed_mutex/try_lock/2.cc b/libstdc++-v3/testsuite/30_threads/shared_timed_mutex/try_lock/2.cc
index a1c3cd6..a701b5d 100644
--- a/libstdc++-v3/testsuite/30_threads/shared_timed_mutex/try_lock/2.cc
+++ b/libstdc++-v3/testsuite/30_threads/shared_timed_mutex/try_lock/2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++14 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++14 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++14 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++14 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/shared_timed_mutex/try_lock/3.cc b/libstdc++-v3/testsuite/30_threads/shared_timed_mutex/try_lock/3.cc
index 92b4ce8..3356f71 100644
--- a/libstdc++-v3/testsuite/30_threads/shared_timed_mutex/try_lock/3.cc
+++ b/libstdc++-v3/testsuite/30_threads/shared_timed_mutex/try_lock/3.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++14 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++14 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++14 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++14 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/shared_timed_mutex/unlock/1.cc b/libstdc++-v3/testsuite/30_threads/shared_timed_mutex/unlock/1.cc
index fe8a261..2af19d4 100644
--- a/libstdc++-v3/testsuite/30_threads/shared_timed_mutex/unlock/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/shared_timed_mutex/unlock/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++14 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++14 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++14 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++14 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/this_thread/1.cc b/libstdc++-v3/testsuite/30_threads/this_thread/1.cc
index 505e256..15fac30 100644
--- a/libstdc++-v3/testsuite/30_threads/this_thread/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/this_thread/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/this_thread/2.cc b/libstdc++-v3/testsuite/30_threads/this_thread/2.cc
index 292cde4..546388f 100644
--- a/libstdc++-v3/testsuite/30_threads/this_thread/2.cc
+++ b/libstdc++-v3/testsuite/30_threads/this_thread/2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/this_thread/3.cc b/libstdc++-v3/testsuite/30_threads/this_thread/3.cc
index 7856d1d..db736bd 100644
--- a/libstdc++-v3/testsuite/30_threads/this_thread/3.cc
+++ b/libstdc++-v3/testsuite/30_threads/this_thread/3.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-sleep "" }
diff --git a/libstdc++-v3/testsuite/30_threads/this_thread/4.cc b/libstdc++-v3/testsuite/30_threads/this_thread/4.cc
index a6eb031..630f04f 100644
--- a/libstdc++-v3/testsuite/30_threads/this_thread/4.cc
+++ b/libstdc++-v3/testsuite/30_threads/this_thread/4.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-sleep "" }
diff --git a/libstdc++-v3/testsuite/30_threads/this_thread/60421.cc b/libstdc++-v3/testsuite/30_threads/this_thread/60421.cc
index 37474a2..15c6b50 100644
--- a/libstdc++-v3/testsuite/30_threads/this_thread/60421.cc
+++ b/libstdc++-v3/testsuite/30_threads/this_thread/60421.cc
@@ -16,9 +16,8 @@
 // <http://www.gnu.org/licenses/>.
 
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-time "" }
diff --git a/libstdc++-v3/testsuite/30_threads/thread/cons/1.cc b/libstdc++-v3/testsuite/30_threads/thread/cons/1.cc
index 108f9e198..7e21e11 100644
--- a/libstdc++-v3/testsuite/30_threads/thread/cons/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/thread/cons/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/thread/cons/2.cc b/libstdc++-v3/testsuite/30_threads/thread/cons/2.cc
index 60569dc..1078095 100644
--- a/libstdc++-v3/testsuite/30_threads/thread/cons/2.cc
+++ b/libstdc++-v3/testsuite/30_threads/thread/cons/2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/thread/cons/3.cc b/libstdc++-v3/testsuite/30_threads/thread/cons/3.cc
index a317a42..a1f1799 100644
--- a/libstdc++-v3/testsuite/30_threads/thread/cons/3.cc
+++ b/libstdc++-v3/testsuite/30_threads/thread/cons/3.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/thread/cons/4.cc b/libstdc++-v3/testsuite/30_threads/thread/cons/4.cc
index e0dc9ce..3f4b332 100644
--- a/libstdc++-v3/testsuite/30_threads/thread/cons/4.cc
+++ b/libstdc++-v3/testsuite/30_threads/thread/cons/4.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/thread/cons/49668.cc b/libstdc++-v3/testsuite/30_threads/thread/cons/49668.cc
index e64815b..c9e1352 100644
--- a/libstdc++-v3/testsuite/30_threads/thread/cons/49668.cc
+++ b/libstdc++-v3/testsuite/30_threads/thread/cons/49668.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/thread/cons/5.cc b/libstdc++-v3/testsuite/30_threads/thread/cons/5.cc
index 8a53e3b..8ce96e6 100644
--- a/libstdc++-v3/testsuite/30_threads/thread/cons/5.cc
+++ b/libstdc++-v3/testsuite/30_threads/thread/cons/5.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/thread/cons/6.cc b/libstdc++-v3/testsuite/30_threads/thread/cons/6.cc
index 1366af0..a0eb1c7 100644
--- a/libstdc++-v3/testsuite/30_threads/thread/cons/6.cc
+++ b/libstdc++-v3/testsuite/30_threads/thread/cons/6.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/thread/cons/7.cc b/libstdc++-v3/testsuite/30_threads/thread/cons/7.cc
index 82e5d3e..576899d 100644
--- a/libstdc++-v3/testsuite/30_threads/thread/cons/7.cc
+++ b/libstdc++-v3/testsuite/30_threads/thread/cons/7.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/thread/cons/8.cc b/libstdc++-v3/testsuite/30_threads/thread/cons/8.cc
index 92fa838..93d00e3 100644
--- a/libstdc++-v3/testsuite/30_threads/thread/cons/8.cc
+++ b/libstdc++-v3/testsuite/30_threads/thread/cons/8.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/thread/cons/9.cc b/libstdc++-v3/testsuite/30_threads/thread/cons/9.cc
index c5acd71..c981dc9 100644
--- a/libstdc++-v3/testsuite/30_threads/thread/cons/9.cc
+++ b/libstdc++-v3/testsuite/30_threads/thread/cons/9.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/thread/cons/moveable.cc b/libstdc++-v3/testsuite/30_threads/thread/cons/moveable.cc
index 641d853..faa3ae5 100644
--- a/libstdc++-v3/testsuite/30_threads/thread/cons/moveable.cc
+++ b/libstdc++-v3/testsuite/30_threads/thread/cons/moveable.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/thread/members/1.cc b/libstdc++-v3/testsuite/30_threads/thread/members/1.cc
index dbfb031..a1dabbd 100644
--- a/libstdc++-v3/testsuite/30_threads/thread/members/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/thread/members/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/thread/members/2.cc b/libstdc++-v3/testsuite/30_threads/thread/members/2.cc
index a644cfb..7811e2c 100644
--- a/libstdc++-v3/testsuite/30_threads/thread/members/2.cc
+++ b/libstdc++-v3/testsuite/30_threads/thread/members/2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/thread/members/3.cc b/libstdc++-v3/testsuite/30_threads/thread/members/3.cc
index 5280789..539cd42 100644
--- a/libstdc++-v3/testsuite/30_threads/thread/members/3.cc
+++ b/libstdc++-v3/testsuite/30_threads/thread/members/3.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/thread/members/4.cc b/libstdc++-v3/testsuite/30_threads/thread/members/4.cc
index 69a2c8c..f7769ed 100644
--- a/libstdc++-v3/testsuite/30_threads/thread/members/4.cc
+++ b/libstdc++-v3/testsuite/30_threads/thread/members/4.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/thread/members/5.cc b/libstdc++-v3/testsuite/30_threads/thread/members/5.cc
index a142c97..2e66729 100644
--- a/libstdc++-v3/testsuite/30_threads/thread/members/5.cc
+++ b/libstdc++-v3/testsuite/30_threads/thread/members/5.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/thread/members/hardware_concurrency.cc b/libstdc++-v3/testsuite/30_threads/thread/members/hardware_concurrency.cc
index 0cf10dc..54f8e23 100644
--- a/libstdc++-v3/testsuite/30_threads/thread/members/hardware_concurrency.cc
+++ b/libstdc++-v3/testsuite/30_threads/thread/members/hardware_concurrency.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 // { dg-require-nprocs "" }
diff --git a/libstdc++-v3/testsuite/30_threads/thread/native_handle/cancel.cc b/libstdc++-v3/testsuite/30_threads/thread/native_handle/cancel.cc
index ef43450..9b5417c 100644
--- a/libstdc++-v3/testsuite/30_threads/thread/native_handle/cancel.cc
+++ b/libstdc++-v3/testsuite/30_threads/thread/native_handle/cancel.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/thread/native_handle/typesizes.cc b/libstdc++-v3/testsuite/30_threads/thread/native_handle/typesizes.cc
index b2c64f1..9d36fff 100644
--- a/libstdc++-v3/testsuite/30_threads/thread/native_handle/typesizes.cc
+++ b/libstdc++-v3/testsuite/30_threads/thread/native_handle/typesizes.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-require-cstdint "" }
+// { dg-options "-pthread" { target *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-gthreads "" }
 
 // Copyright (C) 2009-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/thread/swap/1.cc b/libstdc++-v3/testsuite/30_threads/thread/swap/1.cc
index 7978cb0..ed26056 100644
--- a/libstdc++-v3/testsuite/30_threads/thread/swap/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/thread/swap/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/timed_mutex/cons/1.cc b/libstdc++-v3/testsuite/30_threads/timed_mutex/cons/1.cc
index 76930f3..a8f1f57 100644
--- a/libstdc++-v3/testsuite/30_threads/timed_mutex/cons/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/timed_mutex/cons/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2008-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/timed_mutex/dest/destructor_locked.cc b/libstdc++-v3/testsuite/30_threads/timed_mutex/dest/destructor_locked.cc
index 2ec151c..db755119 100644
--- a/libstdc++-v3/testsuite/30_threads/timed_mutex/dest/destructor_locked.cc
+++ b/libstdc++-v3/testsuite/30_threads/timed_mutex/dest/destructor_locked.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2008-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/timed_mutex/lock/1.cc b/libstdc++-v3/testsuite/30_threads/timed_mutex/lock/1.cc
index 740d63e..be7ec6f 100644
--- a/libstdc++-v3/testsuite/30_threads/timed_mutex/lock/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/timed_mutex/lock/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2008-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/timed_mutex/native_handle/1.cc b/libstdc++-v3/testsuite/30_threads/timed_mutex/native_handle/1.cc
index da1fb95..1da42df 100644
--- a/libstdc++-v3/testsuite/30_threads/timed_mutex/native_handle/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/timed_mutex/native_handle/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads-timed "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/timed_mutex/native_handle/typesizes.cc b/libstdc++-v3/testsuite/30_threads/timed_mutex/native_handle/typesizes.cc
index 02e020d..cabe798 100644
--- a/libstdc++-v3/testsuite/30_threads/timed_mutex/native_handle/typesizes.cc
+++ b/libstdc++-v3/testsuite/30_threads/timed_mutex/native_handle/typesizes.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads-timed "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock/1.cc b/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock/1.cc
index 1a751b7..e80e4e2 100644
--- a/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2008-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock/2.cc b/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock/2.cc
index af25ce0..2dcc55d 100644
--- a/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock/2.cc
+++ b/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock/2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2008-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_for/1.cc b/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_for/1.cc
index 7c60d78..d6107f8 100644
--- a/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_for/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_for/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2008-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_for/2.cc b/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_for/2.cc
index 0ebbbff..b92f5b4 100644
--- a/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_for/2.cc
+++ b/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_for/2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2008-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_for/3.cc b/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_for/3.cc
index 4f2e7db..9843097 100644
--- a/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_for/3.cc
+++ b/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_for/3.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2008-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_until/1.cc b/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_until/1.cc
index 1a751b7..e80e4e2 100644
--- a/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_until/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_until/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2008-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_until/2.cc b/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_until/2.cc
index af25ce0..2dcc55d 100644
--- a/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_until/2.cc
+++ b/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_until/2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2008-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_until/57641.cc b/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_until/57641.cc
index 08edf42..f3bdaa7 100644
--- a/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_until/57641.cc
+++ b/libstdc++-v3/testsuite/30_threads/timed_mutex/try_lock_until/57641.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2013-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/timed_mutex/unlock/1.cc b/libstdc++-v3/testsuite/30_threads/timed_mutex/unlock/1.cc
index 99e29ad..d8216fe 100644
--- a/libstdc++-v3/testsuite/30_threads/timed_mutex/unlock/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/timed_mutex/unlock/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2008-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/timed_mutex/unlock/2.cc b/libstdc++-v3/testsuite/30_threads/timed_mutex/unlock/2.cc
index 6168466..7e1323a 100644
--- a/libstdc++-v3/testsuite/30_threads/timed_mutex/unlock/2.cc
+++ b/libstdc++-v3/testsuite/30_threads/timed_mutex/unlock/2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/try_lock/1.cc b/libstdc++-v3/testsuite/30_threads/try_lock/1.cc
index 9656858..c408bc2 100644
--- a/libstdc++-v3/testsuite/30_threads/try_lock/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/try_lock/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/try_lock/2.cc b/libstdc++-v3/testsuite/30_threads/try_lock/2.cc
index d7480c1..f75af05 100644
--- a/libstdc++-v3/testsuite/30_threads/try_lock/2.cc
+++ b/libstdc++-v3/testsuite/30_threads/try_lock/2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/try_lock/3.cc b/libstdc++-v3/testsuite/30_threads/try_lock/3.cc
index ded7b2d..2a7e98a 100644
--- a/libstdc++-v3/testsuite/30_threads/try_lock/3.cc
+++ b/libstdc++-v3/testsuite/30_threads/try_lock/3.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/try_lock/4.cc b/libstdc++-v3/testsuite/30_threads/try_lock/4.cc
index 933f8c6..47b4674 100644
--- a/libstdc++-v3/testsuite/30_threads/try_lock/4.cc
+++ b/libstdc++-v3/testsuite/30_threads/try_lock/4.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/unique_lock/cons/1.cc b/libstdc++-v3/testsuite/30_threads/unique_lock/cons/1.cc
index b58d05a..99b2f24 100644
--- a/libstdc++-v3/testsuite/30_threads/unique_lock/cons/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/unique_lock/cons/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/unique_lock/cons/2.cc b/libstdc++-v3/testsuite/30_threads/unique_lock/cons/2.cc
index 9ac27a2..fc10860 100644
--- a/libstdc++-v3/testsuite/30_threads/unique_lock/cons/2.cc
+++ b/libstdc++-v3/testsuite/30_threads/unique_lock/cons/2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/unique_lock/cons/3.cc b/libstdc++-v3/testsuite/30_threads/unique_lock/cons/3.cc
index 7dfcecc..2f5d9fe 100644
--- a/libstdc++-v3/testsuite/30_threads/unique_lock/cons/3.cc
+++ b/libstdc++-v3/testsuite/30_threads/unique_lock/cons/3.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/unique_lock/cons/4.cc b/libstdc++-v3/testsuite/30_threads/unique_lock/cons/4.cc
index 0e68cdd..d7fbbc7 100644
--- a/libstdc++-v3/testsuite/30_threads/unique_lock/cons/4.cc
+++ b/libstdc++-v3/testsuite/30_threads/unique_lock/cons/4.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/unique_lock/cons/5.cc b/libstdc++-v3/testsuite/30_threads/unique_lock/cons/5.cc
index 3cc001a..268af34 100644
--- a/libstdc++-v3/testsuite/30_threads/unique_lock/cons/5.cc
+++ b/libstdc++-v3/testsuite/30_threads/unique_lock/cons/5.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2008-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/unique_lock/cons/6.cc b/libstdc++-v3/testsuite/30_threads/unique_lock/cons/6.cc
index 47feceb..1257e4a 100644
--- a/libstdc++-v3/testsuite/30_threads/unique_lock/cons/6.cc
+++ b/libstdc++-v3/testsuite/30_threads/unique_lock/cons/6.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2008-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/unique_lock/locking/1.cc b/libstdc++-v3/testsuite/30_threads/unique_lock/locking/1.cc
index 8aea825..bfaf2e6 100644
--- a/libstdc++-v3/testsuite/30_threads/unique_lock/locking/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/unique_lock/locking/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/unique_lock/locking/2.cc b/libstdc++-v3/testsuite/30_threads/unique_lock/locking/2.cc
index 958fd11..354e612 100644
--- a/libstdc++-v3/testsuite/30_threads/unique_lock/locking/2.cc
+++ b/libstdc++-v3/testsuite/30_threads/unique_lock/locking/2.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/30_threads/unique_lock/locking/3.cc b/libstdc++-v3/testsuite/30_threads/unique_lock/locking/3.cc
index ce26362..c85c8d9 100644
--- a/libstdc++-v3/testsuite/30_threads/unique_lock/locking/3.cc
+++ b/libstdc++-v3/testsuite/30_threads/unique_lock/locking/3.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2008-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/unique_lock/locking/4.cc b/libstdc++-v3/testsuite/30_threads/unique_lock/locking/4.cc
index a319aa6..7944cb3 100644
--- a/libstdc++-v3/testsuite/30_threads/unique_lock/locking/4.cc
+++ b/libstdc++-v3/testsuite/30_threads/unique_lock/locking/4.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 
 // Copyright (C) 2008-2016 Free Software Foundation, Inc.
diff --git a/libstdc++-v3/testsuite/30_threads/unique_lock/modifiers/1.cc b/libstdc++-v3/testsuite/30_threads/unique_lock/modifiers/1.cc
index cd2ab53..3495607 100644
--- a/libstdc++-v3/testsuite/30_threads/unique_lock/modifiers/1.cc
+++ b/libstdc++-v3/testsuite/30_threads/unique_lock/modifiers/1.cc
@@ -1,7 +1,6 @@
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
-// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
-// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-rtems* *-*-darwin* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* powerpc-ibm-aix* } }
+// { dg-require-effective-target c++11 }
 // { dg-require-cstdint "" }
 // { dg-require-gthreads "" }
 
diff --git a/libstdc++-v3/testsuite/ext/rope/pthread7-rope.cc b/libstdc++-v3/testsuite/ext/rope/pthread7-rope.cc
index 4fa53de..aa55816 100644
--- a/libstdc++-v3/testsuite/ext/rope/pthread7-rope.cc
+++ b/libstdc++-v3/testsuite/ext/rope/pthread7-rope.cc
@@ -18,8 +18,7 @@
 // <http://www.gnu.org/licenses/>.
 
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* } }
-// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* } }
-// { dg-options "-pthreads" { target *-*-solaris* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* } }
 
 #include <ext/rope>
 #include <cstring>
diff --git a/libstdc++-v3/testsuite/tr1/2_general_utilities/shared_ptr/thread/default_weaktoshared.cc b/libstdc++-v3/testsuite/tr1/2_general_utilities/shared_ptr/thread/default_weaktoshared.cc
index 066811af..016395a 100644
--- a/libstdc++-v3/testsuite/tr1/2_general_utilities/shared_ptr/thread/default_weaktoshared.cc
+++ b/libstdc++-v3/testsuite/tr1/2_general_utilities/shared_ptr/thread/default_weaktoshared.cc
@@ -18,8 +18,7 @@
 // TR1 2.2.2 Template class shared_ptr [tr.util.smartptr.shared]
 
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* } }
-// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* } }
-// { dg-options "-pthreads" { target *-*-solaris* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* } }
 
 #include <tr1/memory>
 #include <tr1/random>
diff --git a/libstdc++-v3/testsuite/tr1/2_general_utilities/shared_ptr/thread/mutex_weaktoshared.cc b/libstdc++-v3/testsuite/tr1/2_general_utilities/shared_ptr/thread/mutex_weaktoshared.cc
index 4ba7434..c075e50 100644
--- a/libstdc++-v3/testsuite/tr1/2_general_utilities/shared_ptr/thread/mutex_weaktoshared.cc
+++ b/libstdc++-v3/testsuite/tr1/2_general_utilities/shared_ptr/thread/mutex_weaktoshared.cc
@@ -18,8 +18,7 @@
 // TR1 2.2.2 Template class shared_ptr [tr.util.smartptr.shared]
 
 // { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-rtems* *-*-darwin* } }
-// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* } }
-// { dg-options "-pthreads" { target *-*-solaris* } }
+// { dg-options "-pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* } }
 
 #include <tr1/memory>
 #include <tr1/random>
