http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58536
Bug ID: 58536 Summary: [c++1y] ICE with auto in constructor Product: gcc Version: 4.9.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: reichelt at gcc dot gnu.org The following (valid, I think) code snippet (compiled with "-std=gnu++1y") triggers an ICE on trunk (4.9.0 20130922): ================ struct A { A(auto); }; A::A(auto) {} ================ bug.cc:6:10: internal compiler error: in poplevel_class, at cp/name-lookup.c:2928 A::A(auto) {} ^ 0x6f4834 poplevel_class() ../../gcc/gcc/cp/name-lookup.c:2928 0x5e9c88 popclass() ../../gcc/gcc/cp/class.c:7033 0x5ea10a pop_nested_class() ../../gcc/gcc/cp/class.c:7179 0x642cf9 cp_parser_direct_declarator ../../gcc/gcc/cp/parser.c:17213 0x642cf9 cp_parser_declarator ../../gcc/gcc/cp/parser.c:16690 0x649679 cp_parser_init_declarator ../../gcc/gcc/cp/parser.c:16258 0x64a32f cp_parser_simple_declaration ../../gcc/gcc/cp/parser.c:10986 0x64c190 cp_parser_block_declaration ../../gcc/gcc/cp/parser.c:10867 0x6551ae cp_parser_declaration ../../gcc/gcc/cp/parser.c:10764 0x653f0d cp_parser_declaration_seq_opt ../../gcc/gcc/cp/parser.c:10650 0x6557e6 cp_parser_translation_unit ../../gcc/gcc/cp/parser.c:3939 0x6557e6 c_parse_file() ../../gcc/gcc/cp/parser.c:28893 0x768164 c_common_parse_file() ../../gcc/gcc/c-family/c-opts.c:1046 Please submit a full bug report, [etc.]