diff --git a/libbacktrace/ChangeLog b/libbacktrace/ChangeLog
index 7d2cfda88b9..3bd8487be7d 100644
--- a/libbacktrace/ChangeLog
+++ b/libbacktrace/ChangeLog
@@ -1,3 +1,9 @@
+2012-12-07  Jakub Jelinek  <jakub@redhat.com>
+
+	PR bootstrap/54926
+	* Makefile.am (AM_CFLAGS): Add -frandom-seed=$@.
+	* Makefile.in: Regenerated.
+
 2012-11-20  Ian Lance Taylor  <iant@google.com>
 
 	* dwarf.c (read_attribute): Always clear val.
diff --git a/libbacktrace/Makefile.am b/libbacktrace/Makefile.am
index da1250234c6..216731605f2 100644
--- a/libbacktrace/Makefile.am
+++ b/libbacktrace/Makefile.am
@@ -34,7 +34,7 @@ ACLOCAL_AMFLAGS = -I .. -I ../config
 AM_CPPFLAGS = -I $(top_srcdir)/../include -I $(top_srcdir)/../libgcc \
 	-I ../libgcc -I ../gcc/include -I $(MULTIBUILDTOP)../../gcc/include
 
-AM_CFLAGS = $(EXTRA_FLAGS) $(WARN_FLAGS) $(PIC_FLAG)
+AM_CFLAGS = $(EXTRA_FLAGS) $(WARN_FLAGS) $(PIC_FLAG) -frandom-seed=$@
 
 noinst_LTLIBRARIES = libbacktrace.la
 
diff --git a/libbacktrace/Makefile.in b/libbacktrace/Makefile.in
index 3e7c91a1af8..b5b2a423a75 100644
--- a/libbacktrace/Makefile.in
+++ b/libbacktrace/Makefile.in
@@ -254,7 +254,7 @@ ACLOCAL_AMFLAGS = -I .. -I ../config
 AM_CPPFLAGS = -I $(top_srcdir)/../include -I $(top_srcdir)/../libgcc \
 	-I ../libgcc -I ../gcc/include -I $(MULTIBUILDTOP)../../gcc/include
 
-AM_CFLAGS = $(EXTRA_FLAGS) $(WARN_FLAGS) $(PIC_FLAG)
+AM_CFLAGS = $(EXTRA_FLAGS) $(WARN_FLAGS) $(PIC_FLAG) -frandom-seed=$@
 noinst_LTLIBRARIES = libbacktrace.la
 libbacktrace_la_SOURCES = \
 	backtrace.h \