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authorJakub Jelinek <jakub@redhat.com>2008-12-10 00:01:15 +0100
committerJakub Jelinek <jakub@gcc.gnu.org>2008-12-10 00:01:15 +0100
commit0889e9bc6841c76484e029eeed31f85a35ae4e55 (patch)
treef58c3d091da63db8a731136167c34e30bcf310d2 /gcc/tree-optimize.c
parent218d1c24bb8bd00b49a4c9097b5777a2c25ba231 (diff)
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re PR middle-end/38454 (memcpy folding breaks -D_FORTIFY_SOURCE=2 protection)
PR middle-end/38454 * function.h (struct function): Add always_inline_functions_inlined. * ipa-inline.c (cgraph_early_inlining): Set it to true. * tree-optimize.c (execute_fixup_cfg): Likewise. * builtins.c (avoid_folding_inline_builtin): New function. (fold_call_expr): Don't optimize always_inline builtins before inlining. (fold_call_stmt): Likewise. (fold_builtin_call_array): Likewise. Don't call fold_builtin_varargs for BUILT_IN_MD builtins. * gcc.dg/memset-1.c: New test. * gcc.dg/memcpy-2.c: New test. From-SVN: r142617
Diffstat (limited to 'gcc/tree-optimize.c')
-rw-r--r--gcc/tree-optimize.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/gcc/tree-optimize.c b/gcc/tree-optimize.c
index ba3d0fc..0802e5a 100644
--- a/gcc/tree-optimize.c
+++ b/gcc/tree-optimize.c
@@ -293,6 +293,7 @@ execute_fixup_cfg (void)
int todo = gimple_in_ssa_p (cfun) ? TODO_verify_ssa : 0;
cfun->after_inlining = true;
+ cfun->always_inline_functions_inlined = true;
if (cfun->eh)
FOR_EACH_BB (bb)