r244075 - in /trunk/gcc: cp/ChangeLog cp/typeck...

[jakub@gcc.gnu.org]

Author: jakub
Date: Wed Jan  4 21:34:27 2017
New Revision: 244075

URL: https://gcc.gnu.org/viewcvs?rev=244075&root=gcc&view=rev
Log:
	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:
    trunk/gcc/testsuite/c-c++-common/Wunused-var-16.c
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/typeck.c
    trunk/gcc/testsuite/ChangeLog