r244552 - in /branches/gcc-6-branch/gcc: cp/Cha...

[jakub@gcc.gnu.org]

Author: jakub
Date: Tue Jan 17 20:32:27 2017
New Revision: 244552

URL: https://gcc.gnu.org/viewcvs?rev=244552&root=gcc&view=rev
Log:
	Backported from mainline
	2017-01-04  Jakub Jelinek  <jakub@redhat.com>

	PR c++/78949
	* typeck.c (cp_build_unary_op): Call mark_rvalue_use on arg if it has
	vector type.

	* c-c++-common/Wunused-var-16.c: New test.

Added:
    branches/gcc-6-branch/gcc/testsuite/c-c++-common/Wunused-var-16.c
Modified:
    branches/gcc-6-branch/gcc/cp/ChangeLog
    branches/gcc-6-branch/gcc/cp/typeck.c
    branches/gcc-6-branch/gcc/testsuite/ChangeLog