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* [Bug fortran/99369] New: [10/11 Regression] ICE in gfc_resolve_expr,  at fortran/resolve.c:7167
@ 2021-03-03 18:06 gscfq@t-online.de
  2021-03-04  7:43 ` [Bug fortran/99369] " marxin at gcc dot gnu.org
                   ` (7 more replies)
  0 siblings, 8 replies; 9+ messages in thread
From: gscfq@t-online.de @ 2021-03-03 18:06 UTC (permalink / raw)
  To: gcc-bugs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99369

            Bug ID: 99369
           Summary: [10/11 Regression] ICE in gfc_resolve_expr, at
                    fortran/resolve.c:7167
           Product: gcc
           Version: 11.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: fortran
          Assignee: unassigned at gcc dot gnu.org
          Reporter: gscfq@t-online.de
  Target Milestone: ---

This issue appeared between 20191124 and 20191201.
The change occurs between 54 (ok) and 55 (ICE) letters :
(an operator-name may only consist of letters)


$ cat z1_54.f90
module mabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabc
   type tabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabc
   end type
   interface operator
(.oabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabc.)
      procedure fabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabc
   end interface
contains
   function fabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabc &
        (uabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabc, &
         vabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabc)
      type (tabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabc), intent(in)
:: &
         uabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabc, &
         vabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabc
   end
end
program p
   use mabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabc
   type (tabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabc) :: &
      uabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabc, &
      vabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabc
   wabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabc = &
      uabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabc &
     .oabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabc. &
      vabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabc
end


$ cat z1_55.f90
module mabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcd
   type tabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcd
   end type
   interface operator
(.oabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcd.)
      procedure fabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcd
   end interface
contains
   function fabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcd &
        (uabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcd, &
         vabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcd)
      type (tabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcd),
intent(in) :: &
         uabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcd, &
         vabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcd
   end
end
program p
   use mabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcd
   type (tabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcd) :: &
      uabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcd, &
      vabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcd
   wabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcd = &
      uabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcd &
     .oabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcd. &
      vabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcd
end


$ cat z1_63.f90
module mabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzab
   type tabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzab
   end type
   interface operator
(.oabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzab.)
      procedure fabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzab
   end interface
contains
   function fabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzab &
        (uabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzab, &
         vabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzab)
      type (tabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzab),
intent(in) :: &
         uabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzab, &
         vabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzab
   end
end
program p
   use mabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzab
   type (tabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzab) :: &
      uabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzab, &
      vabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzab
   wabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzab = &
      uabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzab &
     .oabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzab. &
      vabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzabcdefgxyzab
end


$ gfortran-11-20210228 -c z1_54.f90
$
$ gfortran-11-20210228 -c z1_55.f90
f951: internal compiler error: Segmentation fault
0xc0666f crash_signal
        ../../gcc/toplev.c:327
0x6f0e23 gfc_resolve_expr(gfc_expr*)
        ../../gcc/fortran/resolve.c:7167
0x6f97a4 gfc_resolve_expr(gfc_expr*)
        ../../gcc/fortran/resolve.c:11720
0x6f97a4 gfc_resolve_code(gfc_code*, gfc_namespace*)
        ../../gcc/fortran/resolve.c:11816
0x6fad37 resolve_codes
        ../../gcc/fortran/resolve.c:17387
0x6fadfe gfc_resolve(gfc_namespace*)
        ../../gcc/fortran/resolve.c:17422
0x6e3344 resolve_all_program_units
        ../../gcc/fortran/parse.c:6290
0x6e3344 gfc_parse_file()
        ../../gcc/fortran/parse.c:6542
0x72fd7f gfc_be_parse_file
        ../../gcc/fortran/f95-lang.c:212

^ permalink raw reply	[flat|nested] 9+ messages in thread
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2021-03-03 18:06 [Bug fortran/99369] New: [10/11 Regression] ICE in gfc_resolve_expr, at fortran/resolve.c:7167 gscfq@t-online.de
2021-03-04  7:43 ` [Bug fortran/99369] " marxin at gcc dot gnu.org
2021-03-04  8:28 ` rguenth at gcc dot gnu.org
2021-03-04  8:39 ` gscfq@t-online.de
2021-03-04  8:42 ` marxin at gcc dot gnu.org
2021-03-22 20:56 ` anlauf at gcc dot gnu.org
2021-03-24  6:51 ` cvs-commit at gcc dot gnu.org
2021-03-25  9:53 ` cvs-commit at gcc dot gnu.org
2021-03-25  9:54 ` burnus at gcc dot gnu.org

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