https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88155
Bug ID: 88155 Summary: ICE in gfc_format_decoder, at fortran/error.c:947 Product: gcc Version: 9.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: fortran Assignee: unassigned at gcc dot gnu.org Reporter: gs...@t-online.de Target Milestone: --- With a typo, down to at least gcc-5 : $ cat z1.f90 program p type t integer :: a end type type(t) :: x data x /t()1/ print *, x end $ gfortran-9-20181118 -c z1.f90 0x618fae gfc_format_decoder ../../gcc/fortran/error.c:947 0x131577e pp_format(pretty_printer*, text_info*) ../../gcc/pretty-print.c:1390 0x130b125 diagnostic_report_diagnostic(diagnostic_context*, diagnostic_info*) ../../gcc/diagnostic.c:1015 0x618e4c gfc_error_opt ../../gcc/fortran/error.c:1313 0x61a3f0 gfc_error(char const*, ...) ../../gcc/fortran/error.c:1342 0x675e10 build_actual_constructor ../../gcc/fortran/primary.c:2934 0x6793f6 gfc_convert_to_structure_constructor(gfc_expr*, gfc_symbol*, gfc_expr**, gfc_actual_arglist**, bool) ../../gcc/fortran/primary.c:3148 0x679801 gfc_match_structure_constructor(gfc_symbol*, gfc_expr**) ../../gcc/fortran/primary.c:3228 0x604f2f match_data_constant ../../gcc/fortran/decl.c:427 0x604fe3 top_val_list ../../gcc/fortran/decl.c:472 0x6051ff gfc_match_data() ../../gcc/fortran/decl.c:616 0x66a891 match_word ../../gcc/fortran/parse.c:65 0x66dfd6 decode_statement ../../gcc/fortran/parse.c:468 0x66ebfa next_free ../../gcc/fortran/parse.c:1234 0x66ebfa next_statement ../../gcc/fortran/parse.c:1466 0x67020b parse_spec ../../gcc/fortran/parse.c:3858 0x672cd7 parse_progunit ../../gcc/fortran/parse.c:5671 0x674359 gfc_parse_file() ../../gcc/fortran/parse.c:6211 0x6bc97f gfc_be_parse_file ../../gcc/fortran/f95-lang.c:204