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[Bug c++/81410] [5/6/7/8 Regression] -O3 breaks code
- From: "rguenth at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 18 Jul 2017 13:56:19 +0000
- Subject: [Bug c++/81410] [5/6/7/8 Regression] -O3 breaks code
- Auto-submitted: auto-generated
- References: <bug-81410-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81410
--- Comment #8 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Tue Jul 18 13:55:47 2017
New Revision: 250312
URL: https://gcc.gnu.org/viewcvs?rev=250312&root=gcc&view=rev
Log:
2017-06-18 Richard Biener <rguenther@suse.de>
PR tree-optimization/81410
* tree-vect-stmts.c (vectorizable_load): Properly adjust for
the gap in the ! slp_perm SLP case after each group.
* gcc.dg/vect/pr81410.c: New testcase.
Added:
trunk/gcc/testsuite/gcc.dg/vect/pr81410.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-vect-stmts.c