r239291 - in /trunk/gcc: ChangeLog testsuite/Ch...

[amker@gcc.gnu.org]

Author: amker
Date: Tue Aug  9 15:08:02 2016
New Revision: 239291

URL: https://gcc.gnu.org/viewcvs?rev=239291&root=gcc&view=rev
Log:
	PR tree-optimization/72772
	* tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
	for expanded base.

	gcc/testsuite
	PR tree-optimization/pr72772
	* gcc.dg/tree-ssa/pr72772.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/tree-ssa/pr72772.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-ssa-loop-niter.c