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[Bug middle-end/68542] [6 Regression] 10% 481.wrf performance regression
- From: "ppalka at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 31 Aug 2016 19:06:54 +0000
- Subject: [Bug middle-end/68542] [6 Regression] 10% 481.wrf performance regression
- Auto-submitted: auto-generated
- References: <bug-68542-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68542
--- Comment #11 from Patrick Palka <ppalka at gcc dot gnu.org> ---
Author: ppalka
Date: Wed Aug 31 19:06:22 2016
New Revision: 239907
URL: https://gcc.gnu.org/viewcvs?rev=239907&root=gcc&view=rev
Log:
Fix folding of VECTOR_CST comparisons
gcc/ChangeLog:
Backport from mainline
2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
PR tree-optimization/71077
PR tree-optimization/68542
* fold-const.c (fold_relational_const): Fix folding of
VECTOR_CST comparisons that have a scalar boolean result type.
gcc/testsuite/ChangeLog:
Backport from mainline
2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
PR tree-optimization/71077
* gcc.target/i386/pr71077.c: New test.
Added:
branches/gcc-6-branch/gcc/testsuite/gcc.target/i386/pr71077.c
Modified:
branches/gcc-6-branch/gcc/ChangeLog
branches/gcc-6-branch/gcc/fold-const.c
branches/gcc-6-branch/gcc/testsuite/ChangeLog