r242754 - in /trunk/gcc: ChangeLog testsuite/Ch...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Wed Nov 23 14:25:48 2016
New Revision: 242754

URL: https://gcc.gnu.org/viewcvs?rev=242754&root=gcc&view=rev
Log:
2016-11-23  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/78482
	* tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
	(remove_forwarder_block_with_phi): When merging with a loop
	header creates a new latch reset number of iteration information
	of the loop.

	* gcc.dg/torture/pr78482.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/torture/pr78482.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-cfgcleanup.c