https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79464
--- Comment #6 from Jason Merrill <jason at gcc dot gnu.org> --- Author: jason Date: Wed Feb 15 20:29:08 2017 New Revision: 245495 URL: https://gcc.gnu.org/viewcvs?rev=245495&root=gcc&view=rev Log: PR c++/79464 - ICE in IPA with omitted constructor parms * class.c (build_clone): Also omit parms from TYPE_ARG_TYPES. (adjust_clone_args): Adjust. (add_method): Remember omitted parms. * call.c (add_function_candidate): Likewise. * mangle.c (write_method_parms): Likewise. * method.c (ctor_omit_inherited_parms): Return false if there are no parms to omit. Modified: trunk/gcc/cp/ChangeLog trunk/gcc/cp/call.c trunk/gcc/cp/class.c trunk/gcc/cp/mangle.c trunk/gcc/cp/method.c trunk/gcc/testsuite/g++.dg/cpp1z/inh-ctor23.C