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-rw-r--r--gcc/loop-init.c14
1 files changed, 12 insertions, 2 deletions
diff --git a/gcc/loop-init.c b/gcc/loop-init.c
index 8337571..cb93eca 100644
--- a/gcc/loop-init.c
+++ b/gcc/loop-init.c
@@ -66,7 +66,14 @@ loop_optimizer_init (unsigned flags)
/* Create pre-headers. */
if (flags & LOOPS_HAVE_PREHEADERS)
- create_preheaders (CP_SIMPLE_PREHEADERS);
+ {
+ int cp_flags = CP_SIMPLE_PREHEADERS;
+
+ if (flags & LOOPS_HAVE_FALLTHRU_PREHEADERS)
+ cp_flags |= CP_FALLTHRU_PREHEADERS;
+
+ create_preheaders (cp_flags);
+ }
/* Force all latches to have only single successor. */
if (flags & LOOPS_HAVE_SIMPLE_LATCHES)
@@ -118,7 +125,10 @@ loop_optimizer_finalize (void)
/* Checking. */
#ifdef ENABLE_CHECKING
- verify_flow_info ();
+ /* FIXME: no point to verify flow info after bundling on ia64. Use this
+ hack for achieving this. */
+ if (!reload_completed)
+ verify_flow_info ();
#endif
}