r242536 - in /trunk/gcc: ChangeLog fold-const.c...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Thu Nov 17 08:39:33 2016
New Revision: 242536

URL: https://gcc.gnu.org/viewcvs?rev=242536&root=gcc&view=rev
Log:
2016-11-17  Richard Biener  <rguenther@suse.de>

	PR middle-end/78305
	* fold-const.c (negate_expr_p): Fix multiplication case.

	* gcc.dg/torture/pr78305.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/torture/pr78305.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/fold-const.c
    trunk/gcc/testsuite/ChangeLog