r220788 - in /trunk/gcc: ChangeLog testsuite/Ch...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Wed Feb 18 13:08:58 2015
New Revision: 220788

URL: https://gcc.gnu.org/viewcvs?rev=220788&root=gcc&view=rev
Log:
2015-02-18  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/65063
	* tree-predcom.c (determine_unroll_factor): Return 1 if we
	have replaced looparound PHIs.

	* gcc.dg/pr65063.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/pr65063.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-predcom.c