[Bug fortran/114308] ICE in fold_convert_loc, at fold-const.cc:2627

2024-03-12 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114308

Richard Biener  changed:

   What|Removed |Added

 Status|UNCONFIRMED |NEW
   Last reconfirmed||2024-03-12
 Ever confirmed|0   |1
   Keywords||ice-on-valid-code

--- Comment #2 from Richard Biener  ---
Confirmed on trunk, not sure if valid or invalid.  We call fold_convert to
convert an object of type b to type a, this is not a conversion supported
this way.  Building a VIEW_CONVERT_EXPR would be what's supported but not
sure whether that's the correct thing to do.

> ./f951 -quiet t.f90
t.f90:20:58:

   20 |   a_array = [a_array, b_instance] ! This one throws an ICE
  |  1
internal compiler error: in fold_convert_loc, at fold-const.cc:2757
0x126cdc0 fold_convert_loc(unsigned int, tree_node*, tree_node*)
/space/rguenther/src/gcc/gcc/fold-const.cc:2757
0xeef77b gfc_trans_array_ctor_element
/space/rguenther/src/gcc/gcc/fortran/trans-array.cc:1956
0xeefeeb gfc_trans_array_constructor_value
/space/rguenther/src/gcc/gcc/fortran/trans-array.cc:2144
0xef2369 trans_array_constructor
/space/rguenther/src/gcc/gcc/fortran/trans-array.cc:2976
0xef2daa gfc_add_loop_ss_code
/space/rguenther/src/gcc/gcc/fortran/trans-array.cc:3269
0xef9ebc gfc_conv_loop_setup(gfc_loopinfo*, locus*)
/space/rguenther/src/gcc/gcc/fortran/trans-array.cc:5656
0xf63110 gfc_trans_assignment_1
/space/rguenther/src/gcc/gcc/fortran/trans-expr.cc:12216
0xf64810 gfc_trans_assignment(gfc_expr*, gfc_expr*, bool, bool, bool, bool)
/space/rguenther/src/gcc/gcc/fortran/trans-expr.cc:12679
0xf64888 gfc_trans_assign(gfc_code*)
/space/rguenther/src/gcc/gcc/fortran/trans-expr.cc:12691
0xee858c trans_code
/space/rguenther/src/gcc/gcc/fortran/trans.cc:2363
0xee8bdf gfc_trans_code(gfc_code*)
/space/rguenther/src/gcc/gcc/fortran/trans.cc:2718
0xf34d1b gfc_generate_function_code(gfc_namespace*)
/space/rguenther/src/gcc/gcc/fortran/trans-decl.cc:7879

[Bug fortran/114308] ICE in fold_convert_loc, at fold-const.cc:2627

2024-03-11 Thread pinskia at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114308

--- Comment #1 from Andrew Pinski  ---
GCC before 7 didn't support this feature:
Error: Assignment to an allocatable polymorphic variable at (1) is not yet
supported