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[Bug tree-optimization/55022] [4.8 Regression] air.f90 is miscompliled with -m64 -O2 -fgraphite-identity after revision 190619
- 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, 06 May 2014 12:01:54 +0000
- Subject: [Bug tree-optimization/55022] [4.8 Regression] air.f90 is miscompliled with -m64 -O2 -fgraphite-identity after revision 190619
- Auto-submitted: auto-generated
- References: <bug-55022-4 at http dot gcc dot gnu dot org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55022
--- Comment #29 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Tue May 6 12:01:21 2014
New Revision: 210104
URL: http://gcc.gnu.org/viewcvs?rev=210104&root=gcc&view=rev
Log:
2014-05-06 Richard Biener <rguenther@suse.de>
Backport from mainline
2014-04-14 Richard Biener <rguenther@suse.de>
PR middle-end/55022
* fold-const.c (negate_expr_p): Don't negate directional rounding
division.
(fold_negate_expr): Likewise.
* gcc.dg/graphite/pr55022.c: New testcase.
Added:
branches/gcc-4_8-branch/gcc/testsuite/gcc.dg/graphite/pr55022.c
Modified:
branches/gcc-4_8-branch/gcc/ChangeLog
branches/gcc-4_8-branch/gcc/fold-const.c
branches/gcc-4_8-branch/gcc/testsuite/ChangeLog