[Bug fortran/103610] ICE in gfc_convert_mpz_to_signed, at fortran/simplify.c:193

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103610

G. Steinmetz <gscfq@t-online.de> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |ice-on-invalid-code

--- Comment #1 from G. Steinmetz <gscfq@t-online.de> ---

$ cat z3.f90
program p
   integer, parameter :: a(-1) = 1
   integer, parameter :: b(1) = maskr(shape(a))
end


$ cat z4.f90
program p
   integer, parameter :: a(-1) = maskr(shape(a))
end


$ gfortran-12-20211205 -c z3.f90
gmp: overflow in mpz type
f951: internal compiler error: Aborted
0xf0b99f crash_signal
        ../../gcc/toplev.c:322
0x870a74 gfc_simplify_maskr(gfc_expr*, gfc_expr*)
        ../../gcc/fortran/simplify.c:4885
0x7ef826 do_simplify
        ../../gcc/fortran/intrinsic.c:4648
0x7fa888 gfc_intrinsic_func_interface(gfc_expr*, int)
        ../../gcc/fortran/intrinsic.c:4920
0x7e0359 gfc_simplify_expr(gfc_expr*, int)
        ../../gcc/fortran/expr.c:2219
0x7e0eaa scalarize_intrinsic_call
        ../../gcc/fortran/expr.c:2486
0x7e03ad gfc_simplify_expr(gfc_expr*, int)
        ../../gcc/fortran/expr.c:2227
0x7faa3e gfc_intrinsic_func_interface(gfc_expr*, int)
        ../../gcc/fortran/intrinsic.c:5070
0x84e86c resolve_unknown_f
        ../../gcc/fortran/resolve.c:2972
0x84e86c resolve_function
        ../../gcc/fortran/resolve.c:3329
0x84e86c gfc_resolve_expr(gfc_expr*)
        ../../gcc/fortran/resolve.c:7166
0x7df8a4 gfc_reduce_init_expr(gfc_expr*)
        ../../gcc/fortran/expr.c:3155
0x7e2810 gfc_match_init_expr(gfc_expr**)
        ../../gcc/fortran/expr.c:3203
0x7ccac4 variable_decl
        ../../gcc/fortran/decl.c:3004
0x7ccac4 gfc_match_data_decl()
        ../../gcc/fortran/decl.c:6297
0x836f03 match_word
        ../../gcc/fortran/parse.c:67
0x836f03 decode_statement
        ../../gcc/fortran/parse.c:378
0x83894a next_free
        ../../gcc/fortran/parse.c:1397
0x83894a next_statement
        ../../gcc/fortran/parse.c:1629
0x839edb parse_spec
        ../../gcc/fortran/parse.c:4168