r246401 - in /trunk/gcc: ChangeLog gimplify.c t...

[jakub@gcc.gnu.org]

Author: jakub
Date: Wed Mar 22 18:45:48 2017
New Revision: 246401

URL: https://gcc.gnu.org/viewcvs?rev=246401&root=gcc&view=rev
Log:
	PR c++/80129
	* gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
	TREE_READONLY on result if writing it more than once.

	* g++.dg/torture/pr80129.C: New test.

Added:
    trunk/gcc/testsuite/g++.dg/torture/pr80129.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/gimplify.c
    trunk/gcc/testsuite/ChangeLog