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[Bug tree-optimization/81503] [8 Regression] Wrong code at -O2
- From: "wschmidt at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 29 Aug 2017 14:42:25 +0000
- Subject: [Bug tree-optimization/81503] [8 Regression] Wrong code at -O2
- Auto-submitted: auto-generated
- References: <bug-81503-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81503
--- Comment #16 from Bill Schmidt <wschmidt at gcc dot gnu.org> ---
Author: wschmidt
Date: Tue Aug 29 14:41:53 2017
New Revision: 251414
URL: https://gcc.gnu.org/viewcvs?rev=251414&root=gcc&view=rev
Log:
[gcc]
2017-08-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
Jakub Jelinek <jakub@redhat.com>
Richard Biener <rguenther@suse.de>
PR tree-optimization/81503
* gimple-ssa-strength-reduction.c (replace_mult_candidate): Ensure
folded constant fits in the target type; reorder tests for clarity.
[gcc/testsuite]
2017-08-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR tree-optimization/81503
* gcc.c-torture/execute/pr81503.c: New file.
Added:
trunk/gcc/testsuite/gcc.c-torture/execute/pr81503.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/gimple-ssa-strength-reduction.c
trunk/gcc/testsuite/ChangeLog