r273139 - in /trunk/gcc: cp/ChangeLog cp/class....

[mpolacek@gcc.gnu.org]

Author: mpolacek
Date: Fri Jul  5 14:45:30 2019
New Revision: 273139

URL: https://gcc.gnu.org/viewcvs?rev=273139&root=gcc&view=rev
Log:
	DR 1813
	PR c++/83374 - __is_standard_layout wrong for a class with repeated bases.
	* class.c (check_bases): Set CLASSTYPE_NON_STD_LAYOUT for a class if
	CLASSTYPE_REPEATED_BASE_P is true.

	* g++.dg/ext/is_std_layout3.C: New test.
	* g++.dg/ext/is_std_layout4.C: New test.

Added:
    trunk/gcc/testsuite/g++.dg/ext/is_std_layout3.C
    trunk/gcc/testsuite/g++.dg/ext/is_std_layout4.C
Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/class.c
    trunk/gcc/testsuite/ChangeLog