* pt.c (tsubst_default_argument): Indicate where the default
	argument is being instantiated for.
	(tsubst_expr): Restore previous location.
	(tsubst_copy_and_build): Set and restore location.
	* call.c (build_new_method_call_1): Remember location of call.
	* semantics.c (finish_call_expr): Here too.
	* parser.c (cp_parser_omp_for_loop): Remember the location of the
	increment expression.

From-SVN: r190662