r260621 - in /trunk/gcc: cp/ChangeLog cp/tree.c...

[jason@gcc.gnu.org]

Author: jason
Date: Wed May 23 17:21:22 2018
New Revision: 260621

URL: https://gcc.gnu.org/viewcvs?rev=260621&root=gcc&view=rev
Log:
	CWG 616, 1213 - value category of subobject references.

	* tree.c (lvalue_kind): A reference to a subobject of a prvalue is
	an xvalue.
	* typeck2.c (build_m_component_ref): Likewise.
	* typeck.c (cp_build_addr_expr_1, lvalue_or_else): Remove diagnostic
	distinction between temporary and xvalue.

Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/tree.c
    trunk/gcc/cp/typeck.c
    trunk/gcc/cp/typeck2.c
    trunk/gcc/testsuite/g++.dg/cpp0x/addressof2.C
    trunk/gcc/testsuite/g++.dg/cpp0x/decltype49.C
    trunk/gcc/testsuite/g++.dg/cpp0x/rv-lvalue-req.C
    trunk/gcc/testsuite/g++.dg/ext/c99struct1.C
    trunk/gcc/testsuite/g++.dg/ext/complit11.C
    trunk/gcc/testsuite/g++.old-deja/g++.law/temps1.C