diff --git a/libsanitizer/ChangeLog b/libsanitizer/ChangeLog
index 62e884e..9b2420f 100644
--- a/libsanitizer/ChangeLog
+++ b/libsanitizer/ChangeLog
@@ -1,3 +1,14 @@
+2012-11-15  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* configure.ac: Properly set MULTISUBDIR.
+	* asan/Makefile.am (gcc_version): New.
+	* interception/Makefile.am (gcc_version): Likewise.
+	* sanitizer_common/Makefile.am (gcc_version): Likewise.
+	* configure: Regenerated.
+	* asan/Makefile.in: Likewise.
+	* interception/Makefile.in: Likewise.
+	* sanitizer_common/Makefile.in: Likewise.
+
 2012-11-14  H.J. Lu  <hongjiu.lu@intel.com>

 	PR other/55291
diff --git a/libsanitizer/asan/Makefile.am b/libsanitizer/asan/Makefile.am
index c76c158..3da1db3 100644
--- a/libsanitizer/asan/Makefile.am
+++ b/libsanitizer/asan/Makefile.am
@@ -1,8 +1,11 @@
 AM_CPPFLAGS = -I $(top_srcdir)/include -I $(top_srcdir)

+# May be used by toolexeclibdir.
+gcc_version := $(shell cat $(top_srcdir)/../gcc/BASE-VER)
+
 DEFS = -D_GNU_SOURCE -D_DEBUG -D__STDC_CONSTANT_MACROS
-D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -DASAN_HAS_EXCEPTIONS=1
-DASAN_FLEXIBLE_MAPPING_AND_OFFSET=0 -DASAN_NEEDS_SEGV=1
 AM_CXXFLAGS = -Wall -W -Wno-unused-parameter -Wwrite-strings
-pedantic -Wno-long-long  -fPIC -fno-builtin -fno-exceptions
-fomit-frame-pointer -funwind-tables -fvisibility=hidden
-Wno-variadic-macros -Wno-c99-extensions
-ACLOCAL_AMFLAGS = -I m4
+ACLOCAL_AMFLAGS = -I $(top_srcdir) -I $(top_srcdir)/config

 toolexeclib_LTLIBRARIES = libasan.la

diff --git a/libsanitizer/asan/Makefile.in b/libsanitizer/asan/Makefile.in
index e4b2b5c..451490f 100644
--- a/libsanitizer/asan/Makefile.in
+++ b/libsanitizer/asan/Makefile.in
@@ -235,8 +235,11 @@ top_build_prefix = @top_build_prefix@
 top_builddir = @top_builddir@
 top_srcdir = @top_srcdir@
 AM_CPPFLAGS = -I $(top_srcdir)/include -I $(top_srcdir)
+
+# May be used by toolexeclibdir.
+gcc_version := $(shell cat $(top_srcdir)/../gcc/BASE-VER)
 AM_CXXFLAGS = -Wall -W -Wno-unused-parameter -Wwrite-strings
-pedantic -Wno-long-long  -fPIC -fno-builtin -fno-exceptions
-fomit-frame-pointer -funwind-tables -fvisibility=hidden
-Wno-variadic-macros -Wno-c99-extensions
-ACLOCAL_AMFLAGS = -I m4
+ACLOCAL_AMFLAGS = -I $(top_srcdir) -I $(top_srcdir)/config
 toolexeclib_LTLIBRARIES = libasan.la
 asan_files = \
 	asan_allocator.cc \
diff --git a/libsanitizer/configure b/libsanitizer/configure
index f42d2ac..9fbfccb 100755
--- a/libsanitizer/configure
+++ b/libsanitizer/configure
@@ -16693,6 +16693,9 @@ _EOF
    mv tmp$$ $ac_file
    rm vpsed$$
    echo 'MULTISUBDIR =' >> $ac_file
+   ml_norecursion=yes
+   . ${multi_basedir}/config-ml.in
+   { ml_norecursion=; unset ml_norecursion;}
  ;;
     "sanitizer_common/Makefile":F) cat > vpsed$$ << \_EOF
 s!`test -f '$<' || echo '$(srcdir)/'`!!
@@ -16701,6 +16704,9 @@ _EOF
    mv tmp$$ $ac_file
    rm vpsed$$
    echo 'MULTISUBDIR =' >> $ac_file
+   ml_norecursion=yes
+   . ${multi_basedir}/config-ml.in
+   { ml_norecursion=; unset ml_norecursion;}
  ;;
     "asan/Makefile":F) cat > vpsed$$ << \_EOF
 s!`test -f '$<' || echo '$(srcdir)/'`!!
@@ -16709,6 +16715,9 @@ _EOF
    mv tmp$$ $ac_file
    rm vpsed$$
    echo 'MULTISUBDIR =' >> $ac_file
+   ml_norecursion=yes
+   . ${multi_basedir}/config-ml.in
+   { ml_norecursion=; unset ml_norecursion;}
  ;;

   esac
diff --git a/libsanitizer/configure.ac b/libsanitizer/configure.ac
index 27a7f95..76a19b6 100644
--- a/libsanitizer/configure.ac
+++ b/libsanitizer/configure.ac
@@ -82,6 +82,9 @@ _EOF
    mv tmp$$ $ac_file
    rm vpsed$$
    echo 'MULTISUBDIR =' >> $ac_file
+   ml_norecursion=yes
+   . ${multi_basedir}/config-ml.in
+   AS_UNSET([ml_norecursion])
 ])

 AC_OUTPUT
diff --git a/libsanitizer/interception/Makefile.am
b/libsanitizer/interception/Makefile.am
index 4fd200c..b92a180 100644
--- a/libsanitizer/interception/Makefile.am
+++ b/libsanitizer/interception/Makefile.am
@@ -1,5 +1,8 @@
 AM_CPPFLAGS = -I $(top_srcdir)/include

+# May be used by toolexeclibdir.
+gcc_version := $(shell cat $(top_srcdir)/../gcc/BASE-VER)
+
 DEFS = -D_GNU_SOURCE -D_DEBUG -D__STDC_CONSTANT_MACROS
-D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
 AM_CXXFLAGS = -Wall -W -Wno-unused-parameter -Wwrite-strings
-pedantic -Wno-long-long  -fPIC -fno-builtin -fno-exceptions
-fomit-frame-pointer -funwind-tables -fvisibility=hidden
-Wno-variadic-macros -Wno-c99-extensions
 ACLOCAL_AMFLAGS = -I m4
diff --git a/libsanitizer/interception/Makefile.in
b/libsanitizer/interception/Makefile.in
index fa60646..a746ae5 100644
--- a/libsanitizer/interception/Makefile.in
+++ b/libsanitizer/interception/Makefile.in
@@ -203,6 +203,9 @@ top_build_prefix = @top_build_prefix@
 top_builddir = @top_builddir@
 top_srcdir = @top_srcdir@
 AM_CPPFLAGS = -I $(top_srcdir)/include
+
+# May be used by toolexeclibdir.
+gcc_version := $(shell cat $(top_srcdir)/../gcc/BASE-VER)
 AM_CXXFLAGS = -Wall -W -Wno-unused-parameter -Wwrite-strings
-pedantic -Wno-long-long  -fPIC -fno-builtin -fno-exceptions
-fomit-frame-pointer -funwind-tables -fvisibility=hidden
-Wno-variadic-macros -Wno-c99-extensions
 ACLOCAL_AMFLAGS = -I m4
 noinst_LTLIBRARIES = libinterception.la
diff --git a/libsanitizer/sanitizer_common/Makefile.am
b/libsanitizer/sanitizer_common/Makefile.am
index 70df1d9..2968c05 100644
--- a/libsanitizer/sanitizer_common/Makefile.am
+++ b/libsanitizer/sanitizer_common/Makefile.am
@@ -1,5 +1,8 @@
 AM_CPPFLAGS = -I $(top_srcdir)/include

+# May be used by toolexeclibdir.
+gcc_version := $(shell cat $(top_srcdir)/../gcc/BASE-VER)
+
 DEFS = -D_GNU_SOURCE -D_DEBUG -D__STDC_CONSTANT_MACROS
-D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS
 AM_CXXFLAGS = -Wall -W -Wno-unused-parameter -Wwrite-strings
-pedantic -Wno-long-long  -fPIC -fno-builtin -fno-exceptions
-fomit-frame-pointer -funwind-tables -fvisibility=hidden
-Wno-variadic-macros -Wno-c99-extensions
 ACLOCAL_AMFLAGS = -I m4
diff --git a/libsanitizer/sanitizer_common/Makefile.in
b/libsanitizer/sanitizer_common/Makefile.in
index 42e08a0..1e6098c 100644
--- a/libsanitizer/sanitizer_common/Makefile.in
+++ b/libsanitizer/sanitizer_common/Makefile.in
@@ -208,6 +208,9 @@ top_build_prefix = @top_build_prefix@
 top_builddir = @top_builddir@
 top_srcdir = @top_srcdir@
 AM_CPPFLAGS = -I $(top_srcdir)/include
+
+# May be used by toolexeclibdir.
+gcc_version := $(shell cat $(top_srcdir)/../gcc/BASE-VER)
 AM_CXXFLAGS = -Wall -W -Wno-unused-parameter -Wwrite-strings
-pedantic -Wno-long-long  -fPIC -fno-builtin -fno-exceptions
-fomit-frame-pointer -funwind-tables -fvisibility=hidden
-Wno-variadic-macros -Wno-c99-extensions
 ACLOCAL_AMFLAGS = -I m4
 noinst_LTLIBRARIES = libsanitizer_common.la
