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[Bug c/48885] missed optimization with restrict qualifier?
- 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: Thu, 24 Sep 2015 07:35:19 +0000
- Subject: [Bug c/48885] missed optimization with restrict qualifier?
- Auto-submitted: auto-generated
- References: <bug-48885-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=48885
--- Comment #16 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Thu Sep 24 07:34:47 2015
New Revision: 228073
URL: https://gcc.gnu.org/viewcvs?rev=228073&root=gcc&view=rev
Log:
2015-09-24 Richard Biener <rguenther@suse.de>
PR tree-optimization/48885
* tree-ssa-structalias.c (visit_loadstore): Handle default defs
as not including any restrict tags from other pointers.
* gcc.dg/tree-ssa/restrict-6.c: New testcase.
Added:
trunk/gcc/testsuite/gcc.dg/tree-ssa/restrict-6.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-structalias.c