[build,libgcc,libgo] Adapt Solaris 12 references

# HG changeset patch
# Parent  f752fe4435b62bc0cae5d59f32c22db221b0c6f0
Adapt Solaris 12 references

diff --git a/gcc/config.gcc b/gcc/config.gcc
--- a/gcc/config.gcc
+++ b/gcc/config.gcc
@@ -851,8 +851,8 @@  case ${target} in
   sol2_tm_file_tail="${cpu_type}/sol2.h sol2.h"
   sol2_tm_file="${sol2_tm_file_head} ${sol2_tm_file_tail}"
   case ${target} in
-    *-*-solaris2.1[2-9]*)
-      # __cxa_atexit was introduced in Solaris 12.
+    *-*-solaris2.1[1-9]*)
+      # __cxa_atexit was introduced in Solaris 11.4.
       default_use_cxa_atexit=yes
       ;;
   esac
diff --git a/gcc/config/sol2.h b/gcc/config/sol2.h
--- a/gcc/config/sol2.h
+++ b/gcc/config/sol2.h
@@ -208,8 +208,8 @@  along with GCC; see the file COPYING3.  
 /* We don't use the standard svr4 STARTFILE_SPEC because it's wrong for us.  */
 #undef STARTFILE_SPEC
 #ifdef HAVE_SOLARIS_CRTS
-/* Since Solaris 11.x and Solaris 12, the OS delivers crt1.o, crti.o, and
-   crtn.o, with a hook for compiler-dependent stuff like profile handling.  */
+/* Since Solaris 11.4, the OS delivers crt1.o, crti.o, and crtn.o, with a hook
+   for compiler-dependent stuff like profile handling.  */
 #define STARTFILE_SPEC "%{!shared:%{!symbolic: \
 			  crt1.o%s \
 			  %{p:%e-p is not supported; \
diff --git a/gcc/configure.ac b/gcc/configure.ac
--- a/gcc/configure.ac
+++ b/gcc/configure.ac
@@ -5091,7 +5091,7 @@  elif test x$gcc_cv_ld != x; then
   else
     case "$target" in
       *-*-solaris2.1[[1-9]]*)
-	# Solaris 11.x and Solaris 12 added PIE support.
+	# Solaris 11.3 added PIE support.
 	if $gcc_cv_ld -z help 2>&1 | grep -- type.*pie > /dev/null; then
 	  gcc_cv_ld_pie=yes
 	fi
diff --git a/gcc/testsuite/gcc.dg/torture/pr60092.c b/gcc/testsuite/gcc.dg/torture/pr60092.c
--- a/gcc/testsuite/gcc.dg/torture/pr60092.c
+++ b/gcc/testsuite/gcc.dg/torture/pr60092.c
@@ -4,7 +4,6 @@ 
 /* { dg-skip-if "No undefined weak" { nvptx-*-* } } */
 /* { dg-additional-options "-Wl,-undefined,dynamic_lookup" { target *-*-darwin* } } */
 /* { dg-additional-options "-Wl,-flat_namespace" { target *-*-darwin[89]* } } */
-/* { dg-xfail-run-if "posix_memalign modifies first arg on error" { *-*-solaris2.11* } { "-O0" } } */
 
 typedef __SIZE_TYPE__ size_t;
 extern int posix_memalign(void **memptr, size_t alignment, size_t size) __attribute__((weak));
diff --git a/gcc/testsuite/lib/target-supports.exp b/gcc/testsuite/lib/target-supports.exp
--- a/gcc/testsuite/lib/target-supports.exp
+++ b/gcc/testsuite/lib/target-supports.exp
@@ -1170,8 +1170,8 @@  proc check_effective_target_pie { } {
 	return 1;
     }
     if { [istarget *-*-solaris2.1\[1-9\]*] } {
-	# Full PIE support was added in Solaris 11.x and Solaris 12, but gcc
-	# errors out if missing, so check for that.
+	# Full PIE support was added in Solaris 11.3, but gcc errors out
+	# if missing, so check for that.
 	return [check_no_compiler_messages pie executable {
 	    int main (void) { return 0; }
 	} "-pie -fpie"]
diff --git a/libgcc/config.host b/libgcc/config.host
--- a/libgcc/config.host
+++ b/libgcc/config.host
@@ -277,7 +277,7 @@  case ${host} in
   tmake_file="$tmake_file $cpu_type/t-sol2"
   extra_parts="gmon.o crtbegin.o crtend.o"
   if test "${libgcc_cv_solaris_crts}" = yes; then
-    # Solaris 11.x and 12 provide crt1.o, crti.o, and crtn.o as part of the
+    # Solaris 11.4 provides crt1.o, crti.o, and crtn.o as part of the
     # base system.  crtp.o and crtpg.o implement the compiler-dependent parts.
     extra_parts="$extra_parts crtp.o crtpg.o"
     # If the Solaris CRTs are present, both ld and gld will have PIE support.
diff --git a/libgcc/config/sol2/crtpg.c b/libgcc/config/sol2/crtpg.c
--- a/libgcc/config/sol2/crtpg.c
+++ b/libgcc/config/sol2/crtpg.c
@@ -31,11 +31,10 @@  extern char _start[], _etext[];
 
 int __start_crt_compiler (int, char **);
 
-/* Since Solaris 11.x and Solaris 12, the system-provided CRTs provide a
-   hook to invoke initialization code early during process startup.
-   __start_crt_compiler is documented in crt1.o(5).  We use it to perform
-   initialization for profiling as a substitute for the earlier separate
-   gcrt1.o.  */
+/* Since Solaris 11.4, the system-provided CRTs provide a hook to invoke
+   initialization code early during process startup.  __start_crt_compiler
+   is documented in crt1.o(5).  We use it to perform initialization for
+   profiling as a substitute for the earlier separate gcrt1.o.  */
 
 int
 __start_crt_compiler (int argc __attribute__ ((unused)),
diff --git a/libgcc/configure.ac b/libgcc/configure.ac
--- a/libgcc/configure.ac
+++ b/libgcc/configure.ac
@@ -296,7 +296,7 @@  esac
 
 case ${host} in
 *-*-solaris2*)
-  # Check for system-provided CRTs on Solaris 11.x and Solaris 12.
+  # Check for system-provided CRTs on Solaris 11.4.
   AC_CACHE_CHECK([system-provided CRTs on Solaris],
     		 [libgcc_cv_solaris_crts],
     [libgcc_cv_solaris_crts=no
diff --git a/libgo/Makefile.am b/libgo/Makefile.am
--- a/libgo/Makefile.am
+++ b/libgo/Makefile.am
@@ -1111,7 +1111,7 @@  syscall/wait.lo: go/syscall/wait.c runti
 	@$(MKDIR_P) syscall
 	$(LTCOMPILE) -c -o $@ $(srcdir)/go/syscall/wait.c
 
-# Solaris 12 changed the type of fields in struct stat.
+# Solaris 11.4 changed the type of fields in struct stat.
 # Use a build tag, based on a configure check, to cope.
 if LIBGO_IS_SOLARIS
 if HAVE_STAT_TIMESPEC
diff --git a/libgo/configure.ac b/libgo/configure.ac
--- a/libgo/configure.ac
+++ b/libgo/configure.ac
@@ -757,7 +757,7 @@  STRUCT_EPOLL_EVENT_FD_OFFSET=${libgo_cv_
 AC_SUBST(STRUCT_EPOLL_EVENT_FD_OFFSET)
 
 dnl Check if <sys/stat.h> uses timespec_t for st_?tim members.  Introduced
-dnl in Solaris 12 for XPG7 compatibility.
+dnl in Solaris 11.4 for XPG7 compatibility.
 AC_EGREP_HEADER([timespec_t.*st_atim], [sys/stat.h],
 		[have_stat_timespec=yes], [have_stat_timespec=no])
 AM_CONDITIONAL(HAVE_STAT_TIMESPEC, test $have_stat_timespec = yes)
diff --git a/libgo/mkrsysinfo.sh b/libgo/mkrsysinfo.sh
--- a/libgo/mkrsysinfo.sh
+++ b/libgo/mkrsysinfo.sh
@@ -163,22 +163,22 @@  grep '^type _zone_net_addr_t ' gen-sysin
     sed -e 's/_in6_addr/[16]byte/' \
     >> ${OUT}
 
-# The Solaris 12 _flow_arp_desc_t struct.
+# The Solaris 11.4 _flow_arp_desc_t struct.
 grep '^type _flow_arp_desc_t ' gen-sysinfo.go | \
     sed -e 's/_in6_addr_t/[16]byte/g' \
     >> ${OUT}
 
-# The Solaris 12 _flow_l3_desc_t struct.
+# The Solaris 11.4 _flow_l3_desc_t struct.
 grep '^type _flow_l3_desc_t ' gen-sysinfo.go | \
     sed -e 's/_in6_addr_t/[16]byte/g' \
     >> ${OUT}
 
-# The Solaris 12 _mac_ipaddr_t struct.
+# The Solaris 11.3 _mac_ipaddr_t struct.
 grep '^type _mac_ipaddr_t ' gen-sysinfo.go | \
     sed -e 's/_in6_addr_t/[16]byte/g' \
     >> ${OUT}
 
-# The Solaris 12 _mactun_info_t struct.
+# The Solaris 11.3 _mactun_info_t struct.
 grep '^type _mactun_info_t ' gen-sysinfo.go | \
     sed -e 's/_in6_addr_t/[16]byte/g' \
     >> ${OUT}
diff --git a/libgo/mksysinfo.sh b/libgo/mksysinfo.sh
--- a/libgo/mksysinfo.sh
+++ b/libgo/mksysinfo.sh
@@ -1288,22 +1288,22 @@  grep '^type _zone_net_addr_t ' gen-sysin
     sed -e 's/_in6_addr/[16]byte/' \
     >> ${OUT}
 
-# The Solaris 12 _flow_arp_desc_t struct.
+# The Solaris 11.4 _flow_arp_desc_t struct.
 grep '^type _flow_arp_desc_t ' gen-sysinfo.go | \
     sed -e 's/_in6_addr_t/[16]byte/g' \
     >> ${OUT}
 
-# The Solaris 12 _flow_l3_desc_t struct.
+# The Solaris 11.4 _flow_l3_desc_t struct.
 grep '^type _flow_l3_desc_t ' gen-sysinfo.go | \
     sed -e 's/_in6_addr_t/[16]byte/g' \
     >> ${OUT}
 
-# The Solaris 12 _mac_ipaddr_t struct.
+# The Solaris 11.3 _mac_ipaddr_t struct.
 grep '^type _mac_ipaddr_t ' gen-sysinfo.go | \
     sed -e 's/_in6_addr_t/[16]byte/g' \
     >> ${OUT}
 
-# The Solaris 12 _mactun_info_t struct.
+# The Solaris 11.3 _mactun_info_t struct.
 grep '^type _mactun_info_t ' gen-sysinfo.go | \
     sed -e 's/_in6_addr_t/[16]byte/g' \
     >> ${OUT}