[Bug fortran/85702] New: ICE in gfc_format_decoder, at fortran/error.c:943

[gscfq@t-online.de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85702

            Bug ID: 85702
           Summary: ICE in gfc_format_decoder, at fortran/error.c:943
           Product: gcc
           Version: 9.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: fortran
          Assignee: unassigned at gcc dot gnu.org
          Reporter: gscfq@t-online.de
  Target Milestone: ---

Affects versions down to gfortran-5 :


$ cat z1.f90
subroutine s
   !$acc wait(*)
end


$ gfortran-9-20180506 -c z1.f90 -fopenacc
0xb9e99f crash_signal
        ../../gcc/toplev.c:325
0x6a6007 gfc_format_decoder
        ../../gcc/fortran/error.c:943
0x12f5cb3 pp_format(pretty_printer*, text_info*)
        ../../gcc/pretty-print.c:1375
0x12eecbb diagnostic_report_diagnostic(diagnostic_context*, diagnostic_info*)
        ../../gcc/diagnostic.c:984
0x6a5f37 gfc_error_opt
        ../../gcc/fortran/error.c:1308
0x6a74d0 gfc_error(char const*, ...)
        ../../gcc/fortran/error.c:1337
0x6ef41f gfc_match_oacc_wait()
        ../../gcc/fortran/openmp.c:2181
0x6f69d9 match_word_omp_simd
        ../../gcc/fortran/parse.c:93
0x6f6d51 match_word
        ../../gcc/fortran/parse.c:61
0x6f6d51 decode_oacc_directive
        ../../gcc/fortran/parse.c:697
0x6fc32f next_free
        ../../gcc/fortran/parse.c:1215
0x6fc32f next_statement
        ../../gcc/fortran/parse.c:1462
0x6fde0c parse_spec
        ../../gcc/fortran/parse.c:3670
0x6ffdd3 parse_progunit
        ../../gcc/fortran/parse.c:5667
0x7016c4 gfc_parse_file()
        ../../gcc/fortran/parse.c:6214
0x74832f gfc_be_parse_file
        ../../gcc/fortran/f95-lang.c:204