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[Bug tree-optimization/61518] [4.10 Regression] wrong code (by tree vectorizer) at -O3 on x86_64-linux-gnu
- From: "kyukhin at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 18 Jun 2014 11:41:31 +0000
- Subject: [Bug tree-optimization/61518] [4.10 Regression] wrong code (by tree vectorizer) at -O3 on x86_64-linux-gnu
- Auto-submitted: auto-generated
- References: <bug-61518-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61518
--- Comment #3 from Kirill Yukhin <kyukhin at gcc dot gnu.org> ---
Author: kyukhin
Date: Wed Jun 18 11:40:59 2014
New Revision: 211780
URL: https://gcc.gnu.org/viewcvs?rev=211780&root=gcc&view=rev
Log:
PR tree-optimization/61518
gcc/
* tree-if-conv.c (is_cond_scalar_reduction): Add missed check that
reduction var is used in reduction stmt or phi-function only.
gcc/testsuite/
* gcc.dg/torture/pr61518.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/torture/pr61518.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-if-conv.c