r251399 - in /branches/gcc-7-branch/gcc: Change...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Tue Aug 29 07:06:46 2017
New Revision: 251399

URL: https://gcc.gnu.org/viewcvs?rev=251399&root=gcc&view=rev
Log:
2017-08-29  Richard Biener  <rguenther@suse.de>

	Backport from mainline
	2017-08-28  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/81977
	* tree-ssa-sccvn.c (vn_reference_lookup_3): Fix look through
	memcpy.

	* g++.dg/torture/pr81977.C: New testcase.

	2017-08-28  Richard Biener  <rguenther@suse.de>

	PR debug/81993
	* dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
	Do nothing for removed DIEs.

Added:
    branches/gcc-7-branch/gcc/testsuite/g++.dg/torture/pr81977.C
Modified:
    branches/gcc-7-branch/gcc/ChangeLog
    branches/gcc-7-branch/gcc/dwarf2out.c
    branches/gcc-7-branch/gcc/testsuite/ChangeLog
    branches/gcc-7-branch/gcc/tree-ssa-sccvn.c