r255046 - in /branches/gcc-7-branch/gcc: Change...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Wed Nov 22 09:04:47 2017
New Revision: 255046

URL: https://gcc.gnu.org/viewcvs?rev=255046&root=gcc&view=rev
Log:
2017-11-22  Richard Biener  <rguenther@suse.de>

	Revert
	2017-11-21  Martin Liska  <mliska@suse.cz>
 
	Backport from mainline
	2017-11-21  Martin Liska  <mliska@suse.cz>

	PR rtl-optimization/82044
	PR tree-optimization/82042
	* dse.c (check_mem_read_rtx): Check for overflow.

Modified:
    branches/gcc-7-branch/gcc/ChangeLog
    branches/gcc-7-branch/gcc/dse.c