https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84798
--- Comment #9 from Jason Merrill <jason at gcc dot gnu.org> --- Author: jason Date: Fri Mar 23 14:39:30 2018 New Revision: 258809 URL: https://gcc.gnu.org/viewcvs?rev=258809&root=gcc&view=rev Log: PR c++/84798 - ICE with auto in abstract function declarator. * parser.c (cp_parser_parameter_declaration_clause): Check parser->default_arg_ok_p. Added: branches/gcc-7-branch/gcc/testsuite/g++.dg/cpp0x/auto-60626.C branches/gcc-7-branch/gcc/testsuite/g++.dg/cpp0x/auto51.C Removed: branches/gcc-7-branch/gcc/testsuite/g++.dg/cpp1y/pr60626.C Modified: branches/gcc-7-branch/gcc/cp/ChangeLog branches/gcc-7-branch/gcc/cp/parser.c branches/gcc-7-branch/gcc/testsuite/g++.dg/cpp1y/pr60393.C