[Bug fortran/104827] New: [12 Regression] ICE in gfc_conv_array_constructor_expr, at fortran/trans-expr.cc:8329

["gscfq@t-online.de" <gcc-bugzilla@gcc.gnu.org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104827

            Bug ID: 104827
           Summary: [12 Regression] ICE in
                    gfc_conv_array_constructor_expr, at
                    fortran/trans-expr.cc:8329
           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
   !$omp declare variant(a) match(implementation={f([1])})
end


$ cat z2.f90
program p
   !$omp declare variant(a) match(implementation={f(1)})
end


$ gfortran-12-20220306 -c z2.f90 -fopenmp
$
$ gfortran-12-20220306 -c z1.f90 -fopenmp
z1.f90:1:9:

    1 | program p
      |         1
internal compiler error: in gfc_conv_array_constructor_expr, at
fortran/trans-expr.cc:8329
0x7dab56 gfc_conv_array_constructor_expr
        ../../gcc/fortran/trans-expr.cc:8329
0x7dab56 gfc_conv_expr(gfc_se*, gfc_expr*)
        ../../gcc/fortran/trans-expr.cc:9422
0x8184a1 gfc_trans_omp_declare_variant(gfc_namespace*)
        ../../gcc/fortran/trans-openmp.cc:7641
0x7cce37 gfc_create_function_decl(gfc_namespace*, bool)
        ../../gcc/fortran/trans-decl.cc:3118
0x7d317e gfc_generate_function_code(gfc_namespace*)
        ../../gcc/fortran/trans-decl.cc:7471
0x754b0e translate_all_program_units
        ../../gcc/fortran/parse.cc:6651
0x754b0e gfc_parse_file()
        ../../gcc/fortran/parse.cc:6938
0x7a1edf gfc_be_parse_file
        ../../gcc/fortran/f95-lang.cc:216