[Bug fortran/85544] [6/7/8/9 Regression] ICE in gfc_conv_scalarized_array_ref, at fortran/trans-array.c:3385

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85544

Jakub Jelinek  changed:

   What|Removed |Added

   Target Milestone|6.5 |7.4

--- Comment #4 from Jakub Jelinek  ---
GCC 6 branch is being closed

[Bug fortran/85544] [6/7/8/9 Regression] ICE in gfc_conv_scalarized_array_ref, at fortran/trans-array.c:3385

[gs...@t-online.de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85544

--- Comment #3 from G. Steinmetz  ---
For special case +-1 :

$ cat zz1.f90
program p
   integer, parameter :: na = -3, ne = 10
   integer :: i, a(na:ne), b(na:ne)
   a = [(i, i=na, ne)]
   b = [1**a]
end


$ gfortran-9-20180520 -c zz1.f90 -O2
zz1.f90:5:0:

b = [1**a]

internal compiler error: in gfc_trans_array_constructor_subarray, at
fortran/trans-array.c:1633
0x75b1dc gfc_trans_array_constructor_subarray
../../gcc/fortran/trans-array.c:1633
0x75b1dc gfc_trans_array_constructor_value
../../gcc/fortran/trans-array.c:1762
0x75ba63 trans_array_constructor
../../gcc/fortran/trans-array.c:2543
0x75ba63 gfc_add_loop_ss_code
../../gcc/fortran/trans-array.c:2819
0x75c295 gfc_conv_loop_setup(gfc_loopinfo*, locus*)
../../gcc/fortran/trans-array.c:5110
0x78656c gfc_trans_assignment_1
../../gcc/fortran/trans-expr.c:10058
0x74aef7 trans_code
../../gcc/fortran/trans.c:1828
0x772219 gfc_generate_function_code(gfc_namespace*)
../../gcc/fortran/trans-decl.c:6507
0x7012a0 translate_all_program_units
../../gcc/fortran/parse.c:6121
0x7012a0 gfc_parse_file()
../../gcc/fortran/parse.c:6324
0x74809f gfc_be_parse_file
../../gcc/fortran/f95-lang.c:204

[Bug fortran/85544] [6/7/8/9 Regression] ICE in gfc_conv_scalarized_array_ref, at fortran/trans-array.c:3385

[dominiq at lps dot ens.fr]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85544

Dominique d'Humieres  changed:

   What|Removed |Added

   Priority|P3  |P4
 Status|UNCONFIRMED |NEW
  Known to work||4.8.5
   Keywords||ice-on-valid-code
   Last reconfirmed||2018-04-26
 CC||tkoenig at gcc dot gnu.org
 Ever confirmed|0   |1
Summary|ICE in  |[6/7/8/9 Regression] ICE in
   |gfc_conv_scalarized_array_r |gfc_conv_scalarized_array_r
   |ef, at  |ef, at
   |fortran/trans-array.c:3385  |fortran/trans-array.c:3385
   Target Milestone|--- |6.5
  Known to fail||6.4.0, 7.3.0, 8.0.1, 9.0

--- Comment #2 from Dominique d'Humieres  ---
The test in comment 0 compiles with -fno-frontend-optimize.