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[Bug tree-optimization/84803] [8 Regression] ICE from ifcvt_memrefs_wont_trap with -O3
- 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: Mon, 12 Mar 2018 12:33:00 +0000
- Subject: [Bug tree-optimization/84803] [8 Regression] ICE from ifcvt_memrefs_wont_trap with -O3
- Auto-submitted: auto-generated
- References: <bug-84803-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84803
--- Comment #6 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Mon Mar 12 12:32:28 2018
New Revision: 258446
URL: https://gcc.gnu.org/viewcvs?rev=258446&root=gcc&view=rev
Log:
2018-03-12 Richard Biener <rguenther@suse.de>
PR tree-optimization/84803
* tree-if-conv.c (ifcvt_memrefs_wont_trap): Don't do anything
for refs DR analysis didn't process.
* gcc.dg/torture/pr84803.c: New testcase.
Added:
trunk/gcc/testsuite/gcc.dg/torture/pr84803.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-if-conv.c