r257264 - in /trunk/gcc: cp/ChangeLog cp/conste...

[jakub@gcc.gnu.org]

Author: jakub
Date: Wed Jan 31 20:45:41 2018
New Revision: 257264

URL: https://gcc.gnu.org/viewcvs?rev=257264&root=gcc&view=rev
Log:
	PR c++/83993
	* constexpr.c (diag_array_subscript): Emit different diagnostics
	if TYPE_DOMAIN (arraytype) is NULL.
	(cxx_eval_array_reference, cxx_eval_store_expression): For arrays
	with NULL TYPE_DOMAIN use size_zero_node as nelts.

	* g++.dg/init/pr83993-1.C: New test.
	* g++.dg/cpp0x/pr83993.C: New test.

Added:
    trunk/gcc/testsuite/g++.dg/cpp0x/pr83993.C
    trunk/gcc/testsuite/g++.dg/init/pr83993-1.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/constexpr.c
    trunk/gcc/testsuite/ChangeLog