r232286 - in /trunk/gcc: ChangeLog testsuite/Ch...

[amker@gcc.gnu.org]

Author: amker
Date: Tue Jan 12 17:49:51 2016
New Revision: 232286

URL: https://gcc.gnu.org/viewcvs?rev=232286&root=gcc&view=rev
Log:

	PR tree-optimization/68911
	* tree-vrp.c (adjust_range_with_scev): Check overflow in range
	information computed for expression "init + nit * step".

	gcc/testsuite/ChangeLog
	PR tree-optimization/68911
	* gcc.c-torture/execute/pr68911.c: New test.


Added:
    trunk/gcc/testsuite/gcc.c-torture/execute/pr68911.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-vrp.c