r234959 - in /trunk/gcc/cp: ChangeLog call.c cp...

[jason@gcc.gnu.org]

Author: jason
Date: Wed Apr 13 20:11:20 2016
New Revision: 234959

URL: https://gcc.gnu.org/viewcvs?rev=234959&root=gcc&view=rev
Log:
	Pass empty class parameters like C.

	* call.c (pass_as_empty_struct, empty_class_arg): New.
	(type_passed_as, build_x_va_arg): Use pass_as_empty_struct.
	(build_call_a): Use empty_class_arg.
	* cp-tree.h (CPTI_EMPTY_STRUCT, empty_struct_type): New.
	* decl.c (cxx_init_decl_processing): Create empty_struct_type.

Modified:
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/call.c
    trunk/gcc/cp/cp-tree.h
    trunk/gcc/cp/decl.c