Fix obstack* on i?86

obstack calls several callbacks, so on i?86 it'd better be compiled
without -mpreferred-stack-boundary=2, otherwise the callbacks are called
with misaligned stack.
(cherry picked from commit 1877ea16ca0714abd715d6ce0aa1b840c3850241)

diff --git a/ChangeLog b/ChangeLog
index 64b35cafebe380e48a0ac238a9cec7ecd8dd7181..f3ad8d85b9ac917a8aa417d95b4bdf5b062e7ef9 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2009-07-31  Jakub Jelinek  <jakub@redhat.com>
+
+       * malloc/Makefile (CFLAGS-obstack.c): Add $(uses-callbacks).
+
 2009-07-30  Ulrich Drepper  <drepper@redhat.com>
 
        * sysdeps/ia64/backtrace.c (backtrace_helper): Stop backtrace when

diff --git a/malloc/Makefile b/malloc/Makefile
index 1099335fff2960657678b9ed02b91a1fb73d6f04..e7ec1abf93c4fe1fe69b88fece40df9b2c1ca970 100644 (file)
--- a/malloc/Makefile
+++ b/malloc/Makefile
@@ -104,6 +104,7 @@ $(objpfx)memusagestat: $(memusagestat-modules:%=$(objpfx)%.o)
 include ../Rules
 
 CFLAGS-mcheck-init.c = $(PIC-ccflag)
+CFLAGS-obstack.c = $(uses-callbacks)
 
 $(objpfx)libmcheck.a: $(objpfx)mcheck-init.o
        -rm -f $@