r251141 - in /trunk/gcc: ChangeLog testsuite/Ch...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Thu Aug 17 07:16:30 2017
New Revision: 251141

URL: https://gcc.gnu.org/viewcvs?rev=251141&root=gcc&view=rev
Log:
2017-08-17  Richard Biener  <rguenther@suse.de>

	* tree-vrp.c (vrp_int_const_binop): Do not set *overflow_p
	to true when overflow is undefined and we saturated the
	result.

	* gcc.dg/tree-ssa/vrp117.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/tree-ssa/vrp117.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-vrp.c