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[Bug tree-optimization/63605] [4.8/4.9/5 Regression] wrong code at -O3 on x86_64-linux-gnu
- 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: Fri, 07 Nov 2014 20:57:33 +0000
- Subject: [Bug tree-optimization/63605] [4.8/4.9/5 Regression] wrong code at -O3 on x86_64-linux-gnu
- Auto-submitted: auto-generated
- References: <bug-63605-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63605
--- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Fri Nov 7 20:57:01 2014
New Revision: 217238
URL: https://gcc.gnu.org/viewcvs?rev=217238&root=gcc&view=rev
Log:
2014-11-07 Richard Biener <rguenther@suse.de>
PR tree-optimization/63605
* fold-const.c (fold_binary_loc): Properly use element_precision
for types that may not be scalar.
* gcc.dg/vect/pr63605.c: New testcase.
Added:
trunk/gcc/testsuite/gcc.dg/vect/pr63605.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/fold-const.c
trunk/gcc/testsuite/ChangeLog