r266305 - in /trunk/gcc: ChangeLog alias.c test...

[rguenth@gcc.gnu.org]

Author: rguenth
Date: Tue Nov 20 09:31:06 2018
New Revision: 266305

URL: https://gcc.gnu.org/viewcvs?rev=266305&root=gcc&view=rev
Log:
2018-11-20  Richard Biener  <rguenther@suse.de>

	PR middle-end/83215
	* alias.c (component_uses_parent_alias_set_from): Remove
	alias-set zero and TYPE_TYPELESS_STORAGE case both already
	handled in other ways.

	* g++.dg/tree-ssa/pr83215.C: New testcase.

Added:
    trunk/gcc/testsuite/g++.dg/tree-ssa/pr83215.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/alias.c
    trunk/gcc/testsuite/ChangeLog