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Subject: [Bug fortran/104428] New: [12 Regression] ICE in
 gfc_trans_omp_declare_variant, at fortran/trans-openmp.cc:7648
Date: Mon, 07 Feb 2022 18:46:35 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D104428

            Bug ID: 104428
           Summary: [12 Regression] ICE in gfc_trans_omp_declare_variant,
                    at fortran/trans-openmp.cc:7648
           Product: gcc
           Version: 12.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: fortran
          Assignee: unassigned at gcc dot gnu.org
          Reporter: gscfq@t-online.de
  Target Milestone: ---

Started between 20211010 and 20211017 :


$ cat z1.f90
program p
contains
   subroutine s
      !$omp declare variant(x) match(construct=3D{do})
   end
end


$ cat z2.f90   # accepted
subroutine s
   !$omp declare variant(x) match(construct=3D{do})
end


$ gfortran-12-20220206 -c z2.f90 -fopenmp
$
$ gfortran-12-20220206 -c z1.f90 -fopenmp
z1.f90:3:15:

    3 |    subroutine s
      |               1
interner Compiler-Fehler: Speicherzugriffsfehler
0xcc806f crash_signal
        ../../gcc/toplev.cc:322
0x816506 gfc_trans_omp_declare_variant(gfc_namespace*)
        ../../gcc/fortran/trans-openmp.cc:7648
0x7cb007 gfc_create_function_decl(gfc_namespace*, bool)
        ../../gcc/fortran/trans-decl.cc:3118
0x7d016e gfc_generate_contained_functions
        ../../gcc/fortran/trans-decl.cc:5768
0x7d016e gfc_generate_function_code(gfc_namespace*)
        ../../gcc/fortran/trans-decl.cc:7586
0x7530ae translate_all_program_units
        ../../gcc/fortran/parse.cc:6651
0x7530ae gfc_parse_file()
        ../../gcc/fortran/parse.cc:6938
0x7a00af gfc_be_parse_file
        ../../gcc/fortran/f95-lang.cc:216=