r216028 - in /trunk/gcc: ChangeLog testsuite/Ch...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Thu Oct  9 08:20:53 2014
New Revision: 216028

URL: https://gcc.gnu.org/viewcvs?rev=216028&root=gcc&view=rev
Log:
2014-10-09  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/63445
	* tree-vrp.c (simplify_cond_using_ranges): Only warn about
	overflow for non-equality compares.

	* gcc.dg/Wstrict-overflow-26.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/Wstrict-overflow-26.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-vrp.c