r255719 - in /branches/gcc-7-branch/gcc: cp/Cha...

[jakub@gcc.gnu.org]

Author: jakub
Date: Fri Dec 15 22:07:23 2017
New Revision: 255719

URL: https://gcc.gnu.org/viewcvs?rev=255719&root=gcc&view=rev
Log:
	Backported from mainline
	2017-11-27  Jakub Jelinek  <jakub@redhat.com>

	PR c++/81888
	* parser.c (cp_parser_decomposition_declaration): Reject just
	BRACE_ENCLOSED_INITIALIZER_P initializers with nelts != 1 rather
	than all such CONSTRUCTORs, and only if is_direct_init is true.

	* g++.dg/cpp1z/decomp30.C: Add a test for structured binding with
	= {} and = { a, a } initializers.
	* g++.dg/cpp1z/decomp31.C: New test.

Added:
    branches/gcc-7-branch/gcc/testsuite/g++.dg/cpp1z/decomp31.C
Modified:
    branches/gcc-7-branch/gcc/cp/ChangeLog
    branches/gcc-7-branch/gcc/cp/parser.c
    branches/gcc-7-branch/gcc/testsuite/ChangeLog
    branches/gcc-7-branch/gcc/testsuite/g++.dg/cpp1z/decomp30.C