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[Bug tree-optimization/68766] [6 regression] internal compiler error: in expand_LOOP_VECTORIZED, at internal-fn.c:1905
- From: "ienkovich at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 07 Dec 2015 13:38:26 +0000
- Subject: [Bug tree-optimization/68766] [6 regression] internal compiler error: in expand_LOOP_VECTORIZED, at internal-fn.c:1905
- Auto-submitted: auto-generated
- References: <bug-68766-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68766
--- Comment #2 from Ilya Enkovich <ienkovich at gcc dot gnu.org> ---
This patch helps:
diff --git a/gcc/tree-vectorizer.c b/gcc/tree-vectorizer.c
index b721c56..c496c4b 100644
--- a/gcc/tree-vectorizer.c
+++ b/gcc/tree-vectorizer.c
@@ -536,7 +536,13 @@ vectorize_loops (void)
continue;
if (!dbg_cnt (vect_loop))
- break;
+ {
+ /* We may miss some if-converted loops due to
+ debug counter. Set any_ifcvt_loops to visit
+ them at finalization. */
+ any_ifcvt_loops = true;
+ break;
+ }
gimple *loop_vectorized_call = vect_loop_vectorized_call (loop);
if (loop_vectorized_call)