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[Bug tree-optimization/81987] [8 Regression] ICE in verify_ssa with -O3 -march=skylake-avx512
- From: "wschmidt at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 06 Sep 2017 18:43:27 +0000
- Subject: [Bug tree-optimization/81987] [8 Regression] ICE in verify_ssa with -O3 -march=skylake-avx512
- Auto-submitted: auto-generated
- References: <bug-81987-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81987
--- Comment #9 from Bill Schmidt <wschmidt at gcc dot gnu.org> ---
Author: wschmidt
Date: Wed Sep 6 18:42:56 2017
New Revision: 251815
URL: https://gcc.gnu.org/viewcvs?rev=251815&root=gcc&view=rev
Log:
[gcc]
2017-09-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
Backport from mainline:
2017-08-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR tree-optimization/81987
* gimple-ssa-strength-reduction.c (insert_initializers): Don't
insert an initializer in a location not dominated by the stride
definition.
[gcc/testsuite]
2017-09-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
Backport from mainline:
2017-08-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR tree-optimization/81987
* g++.dg/torture/pr81987.C: New file.
Added:
branches/gcc-7-branch/gcc/testsuite/g++.dg/torture/pr81987.C
Modified:
branches/gcc-7-branch/gcc/ChangeLog
branches/gcc-7-branch/gcc/gimple-ssa-strength-reduction.c
branches/gcc-7-branch/gcc/testsuite/ChangeLog