https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80178
--- Comment #4 from Jason Merrill <jason at gcc dot gnu.org> --- Author: jason Date: Mon May 8 19:08:07 2017 New Revision: 247757 URL: https://gcc.gnu.org/viewcvs?rev=247757&root=gcc&view=rev Log: PR c++/80178 - parameter passing for uncopyable classes * tree.c (type_has_nontrivial_copy_init): True for classes with only deleted copy/move ctors. (remember_deleted_copy, maybe_warn_parm_abi): New. * decl.c (require_complete_types_for_parms, check_function_type): Call maybe_warn_parm_abi. * call.c (convert_for_arg_passing, build_cxx_call): Likewise. Added: trunk/gcc/testsuite/g++.dg/abi/invisiref1.C trunk/gcc/testsuite/g++.dg/abi/invisiref1a.C Modified: trunk/gcc/common.opt trunk/gcc/cp/ChangeLog trunk/gcc/cp/call.c trunk/gcc/cp/cp-tree.h trunk/gcc/cp/decl.c trunk/gcc/cp/tree.c
