https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121086
Bug ID: 121086 Summary: Raw Segmentation fault with virtual static unsigned since version 3.4.6 Product: gcc Version: 16.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: mario.rodriguezb1 at um dot es Target Milestone: --- ICE in: Program ``` template <typename T> inline int f(T a, T & b) { union U { virtual static unsigned int: 22; }; } ``` Stack dump ``` In function 'int f(T, T&)': Segmentation fault 4 | virtual static unsigned int: 22; | ^~ 0x2879ca5 diagnostic_context::diagnostic_impl(rich_location*, diagnostic_metadata const*, diagnostic_option_id, char const*, __va_list_tag (*) [1], diagnostic_t) ???:0 0x289b986 internal_error(char const*, ...) ???:0 0x28dcfa3 pretty_printer::format(text_info&) ???:0 0x28797e6 diagnostic_context::report_diagnostic(diagnostic_info*) ???:0 0x2879ca5 diagnostic_context::diagnostic_impl(rich_location*, diagnostic_metadata const*, diagnostic_option_id, char const*, __va_list_tag (*) [1], diagnostic_t) ???:0 0x289b380 error_at(rich_location*, char const*, ...) ???:0 0xbd7ed2 grokdeclarator(cp_declarator const*, cp_decl_specifier_seq*, decl_context, int, tree_node**) ???:0 0xbfd70f grokbitfield(cp_declarator const*, cp_decl_specifier_seq*, tree_node*, tree_node*, tree_node*) ???:0 0xd20193 c_parse_file() ???:0 0xe8a449 c_common_parse_file() ???:0 ``` To quickly reproduce: https://godbolt.org/z/sbhhshd16