http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58633
Bug ID: 58633 Summary: [4.7/4.8/4.9 Regression] ICE with decltype of destructor call 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 code snippet (compiled with "-std=c++0x") triggers an ICE since GCC 4.7.0: ================================ void foo(int i) { typedef int I; __decltype(i.I::~I())* p; } ================================ bug.cc: In function 'void foo(int)': bug.cc:4:22: internal compiler error: in cp_parser_abort_tentative_parse, at cp/parser.c:24356 __decltype(i.I::~I())* p; ^ 0x62fa03 cp_parser_abort_tentative_parse ../../gcc/gcc/cp/parser.c:24355 0x64270c cp_parser_decltype_expr ../../gcc/gcc/cp/parser.c:11708 0x64270c cp_parser_decltype ../../gcc/gcc/cp/parser.c:11791 0x65a192 cp_parser_simple_type_specifier ../../gcc/gcc/cp/parser.c:14298 0x637ea5 cp_parser_type_specifier ../../gcc/gcc/cp/parser.c:14168 0x64d739 cp_parser_decl_specifier_seq ../../gcc/gcc/cp/parser.c:11337 0x6517e9 cp_parser_simple_declaration ../../gcc/gcc/cp/parser.c:10927 0x653810 cp_parser_block_declaration ../../gcc/gcc/cp/parser.c:10876 0x654930 cp_parser_declaration_statement ../../gcc/gcc/cp/parser.c:10523 0x63d147 cp_parser_statement ../../gcc/gcc/cp/parser.c:9274 0x63e452 cp_parser_statement_seq_opt ../../gcc/gcc/cp/parser.c:9552 0x63e596 cp_parser_compound_statement ../../gcc/gcc/cp/parser.c:9506 0x64f95b cp_parser_function_body ../../gcc/gcc/cp/parser.c:18328 0x64f95b cp_parser_ctor_initializer_opt_and_function_body ../../gcc/gcc/cp/parser.c:18364 0x6509af cp_parser_function_definition_after_declarator ../../gcc/gcc/cp/parser.c:22351 0x6516d5 cp_parser_function_definition_from_specifiers_and_declarator ../../gcc/gcc/cp/parser.c:22272 0x6516d5 cp_parser_init_declarator ../../gcc/gcc/cp/parser.c:16357 0x65198f cp_parser_simple_declaration ../../gcc/gcc/cp/parser.c:10995 0x653810 cp_parser_block_declaration ../../gcc/gcc/cp/parser.c:10876 0x65c83e cp_parser_declaration ../../gcc/gcc/cp/parser.c:10773 Please submit a full bug report, [etc.]