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[Bug tree-optimization/82762] [8 Regression] ICE at -O3: in compute_antic, at tree-ssa-pre.c:2397
- 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, 30 Oct 2017 12:46:25 +0000
- Subject: [Bug tree-optimization/82762] [8 Regression] ICE at -O3: in compute_antic, at tree-ssa-pre.c:2397
- Auto-submitted: auto-generated
- References: <bug-82762-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82762
--- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Mon Oct 30 12:45:53 2017
New Revision: 254218
URL: https://gcc.gnu.org/viewcvs?rev=254218&root=gcc&view=rev
Log:
2017-10-30 Richard Biener <rguenther@suse.de>
PR tree-optimization/82762
Revert
2017-10-23 Richard Biener <rguenther@suse.de>
PR tree-optimization/82129
Revert
2017-08-01 Richard Biener <rguenther@suse.de>
PR tree-optimization/81181
* tree-ssa-pre.c (compute_antic_aux): Defer clean() to ...
(compute_antic): ... end of iteration here.
* gcc.dg/torture/pr82762.c: New testcase.
Added:
trunk/gcc/testsuite/gcc.dg/torture/pr82762.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-pre.c