Index: fragment.am
===================================================================
--- fragment.am	(revision 176515)
+++ fragment.am	(working copy)
@@ -16,7 +16,7 @@ toolexeclibdir = $(glibcxx_toolexeclibdi
 # These bits are all figured out from configure.  Look in acinclude.m4
 # or configure.ac to see how they are set.  See GLIBCXX_EXPORT_FLAGS.
 CONFIG_CXXFLAGS = \
-	$(SECTION_FLAGS) $(EXTRA_CXX_FLAGS)
+	$(SECTION_FLAGS) $(EXTRA_CXX_FLAGS) -frandom-seed=$@
 WARN_CXXFLAGS = \
 	$(WARN_FLAGS) $(WERROR) -fdiagnostics-show-location=once
 
Index: python/Makefile.in
===================================================================
--- python/Makefile.in	(revision 176515)
+++ python/Makefile.in	(working copy)
@@ -291,7 +291,7 @@ toolexeclibdir = $(glibcxx_toolexeclibdi
 # These bits are all figured out from configure.  Look in acinclude.m4
 # or configure.ac to see how they are set.  See GLIBCXX_EXPORT_FLAGS.
 CONFIG_CXXFLAGS = \
-	$(SECTION_FLAGS) $(EXTRA_CXX_FLAGS)
+	$(SECTION_FLAGS) $(EXTRA_CXX_FLAGS) -frandom-seed=$@
 
 WARN_CXXFLAGS = \
 	$(WARN_FLAGS) $(WERROR) -fdiagnostics-show-location=once
Index: Makefile.in
===================================================================
--- Makefile.in	(revision 176515)
+++ Makefile.in	(working copy)
@@ -293,7 +293,7 @@ toolexeclibdir = $(glibcxx_toolexeclibdi
 # These bits are all figured out from configure.  Look in acinclude.m4
 # or configure.ac to see how they are set.  See GLIBCXX_EXPORT_FLAGS.
 CONFIG_CXXFLAGS = \
-	$(SECTION_FLAGS) $(EXTRA_CXX_FLAGS)
+	$(SECTION_FLAGS) $(EXTRA_CXX_FLAGS) -frandom-seed=$@
 
 WARN_CXXFLAGS = \
 	$(WARN_FLAGS) $(WERROR) -fdiagnostics-show-location=once
Index: src/Makefile.in
===================================================================
--- src/Makefile.in	(revision 176515)
+++ src/Makefile.in	(working copy)
@@ -331,7 +331,7 @@ toolexeclibdir = $(glibcxx_toolexeclibdi
 # These bits are all figured out from configure.  Look in acinclude.m4
 # or configure.ac to see how they are set.  See GLIBCXX_EXPORT_FLAGS.
 CONFIG_CXXFLAGS = \
-	$(SECTION_FLAGS) $(EXTRA_CXX_FLAGS)
+	$(SECTION_FLAGS) $(EXTRA_CXX_FLAGS) -frandom-seed=$@
 
 WARN_CXXFLAGS = \
 	$(WARN_FLAGS) $(WERROR) -fdiagnostics-show-location=once
Index: doc/Makefile.in
===================================================================
--- doc/Makefile.in	(revision 176515)
+++ doc/Makefile.in	(working copy)
@@ -277,7 +277,7 @@ toolexeclibdir = $(glibcxx_toolexeclibdi
 # These bits are all figured out from configure.  Look in acinclude.m4
 # or configure.ac to see how they are set.  See GLIBCXX_EXPORT_FLAGS.
 CONFIG_CXXFLAGS = \
-	$(SECTION_FLAGS) $(EXTRA_CXX_FLAGS)
+	$(SECTION_FLAGS) $(EXTRA_CXX_FLAGS) -frandom-seed=$@
 
 WARN_CXXFLAGS = \
 	$(WARN_FLAGS) $(WERROR) -fdiagnostics-show-location=once
Index: po/Makefile.in
===================================================================
--- po/Makefile.in	(revision 176515)
+++ po/Makefile.in	(working copy)
@@ -267,7 +267,7 @@ toolexeclibdir = $(glibcxx_toolexeclibdi
 # These bits are all figured out from configure.  Look in acinclude.m4
 # or configure.ac to see how they are set.  See GLIBCXX_EXPORT_FLAGS.
 CONFIG_CXXFLAGS = \
-	$(SECTION_FLAGS) $(EXTRA_CXX_FLAGS)
+	$(SECTION_FLAGS) $(EXTRA_CXX_FLAGS) -frandom-seed=$@
 
 WARN_CXXFLAGS = \
 	$(WARN_FLAGS) $(WERROR) -fdiagnostics-show-location=once
Index: include/Makefile.in
===================================================================
--- include/Makefile.in	(revision 176515)
+++ include/Makefile.in	(working copy)
@@ -267,7 +267,7 @@ toolexeclibdir = $(glibcxx_toolexeclibdi
 # These bits are all figured out from configure.  Look in acinclude.m4
 # or configure.ac to see how they are set.  See GLIBCXX_EXPORT_FLAGS.
 CONFIG_CXXFLAGS = \
-	$(SECTION_FLAGS) $(EXTRA_CXX_FLAGS)
+	$(SECTION_FLAGS) $(EXTRA_CXX_FLAGS) -frandom-seed=$@
 
 WARN_CXXFLAGS = \
 	$(WARN_FLAGS) $(WERROR) -fdiagnostics-show-location=once
Index: libsupc++/Makefile.in
===================================================================
--- libsupc++/Makefile.in	(revision 176515)
+++ libsupc++/Makefile.in	(working copy)
@@ -326,7 +326,7 @@ toolexeclibdir = $(glibcxx_toolexeclibdi
 # These bits are all figured out from configure.  Look in acinclude.m4
 # or configure.ac to see how they are set.  See GLIBCXX_EXPORT_FLAGS.
 CONFIG_CXXFLAGS = \
-	$(SECTION_FLAGS) $(EXTRA_CXX_FLAGS)
+	$(SECTION_FLAGS) $(EXTRA_CXX_FLAGS) -frandom-seed=$@
 
 WARN_CXXFLAGS = \
 	$(WARN_FLAGS) $(WERROR) -fdiagnostics-show-location=once
Index: testsuite/Makefile.in
===================================================================
--- testsuite/Makefile.in	(revision 176515)
+++ testsuite/Makefile.in	(working copy)
@@ -270,7 +270,7 @@ toolexeclibdir = $(glibcxx_toolexeclibdi
 # These bits are all figured out from configure.  Look in acinclude.m4
 # or configure.ac to see how they are set.  See GLIBCXX_EXPORT_FLAGS.
 CONFIG_CXXFLAGS = \
-	$(SECTION_FLAGS) $(EXTRA_CXX_FLAGS)
+	$(SECTION_FLAGS) $(EXTRA_CXX_FLAGS) -frandom-seed=$@
 
 WARN_CXXFLAGS = \
 	$(WARN_FLAGS) $(WERROR) -fdiagnostics-show-location=once