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authorBernd Schmidt <bernds@codesourcery.com>2011-10-24 11:46:04 +0000
committerBernd Schmidt <bernds@codesourcery.com>2011-10-24 11:46:04 +0000
commitb46b87adffe2a3dbaea3c7fa50ac7bfb29f01993 (patch)
treea68af5d5aac329919d45682c60aac07c97998eb3 /gcc/function.c
parent48741f495b04eb325ae99b2c4f8ef991ebd512bd (diff)
PR rtl-optimization/50833
* function.c (thread_prologue_and_epilogue_insns): Expect the return insn optimization only if optimize. git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@180377 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/function.c')
-rw-r--r--gcc/function.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/function.c b/gcc/function.c
index a9c7d8b3b84..2058d754080 100644
--- a/gcc/function.c
+++ b/gcc/function.c
@@ -5791,7 +5791,7 @@ thread_prologue_and_epilogue_insns (void)
to convert jumps to it to (potentially conditional) return
insns later. This means we don't necessarily need a prologue
for paths reaching it. */
- if (last_bb)
+ if (last_bb && optimize)
{
if (!last_bb_active)
bitmap_clear_bit (&bb_flags, last_bb->index);