https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100275
Bug ID: 100275
Summary: ICE in gfc_build_null_descriptor, at
fortran/trans-array.c:417
Product: gcc
Version: 12.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: fortran
Assignee: unassigned at gcc dot gnu.org
Reporter: gs...@t-online.de
Target Milestone: ---
This invalid code affects versions down to at least r5 :
$ cat z1.f90
program p
type t
integer :: a(1)
end type
type(t) :: x
data x /t(null())/
end
$ gfortran-11-20210425 -c z1.f90
z1.f90:1:9:
1 | program p
| 1
internal compiler error: in gfc_build_null_descriptor, at
fortran/trans-array.c:417
0x73c049 gfc_build_null_descriptor(tree_node*)
../../gcc/fortran/trans-array.c:417
0x74f727 gfc_conv_array_initializer(tree_node*, gfc_expr*)
../../gcc/fortran/trans-array.c:6227
0x7798a0 gfc_conv_initializer(gfc_expr*, gfc_typespec*, tree_node*, bool, bool,
bool)
../../gcc/fortran/trans-expr.c:7948
0x7676e3 gfc_conv_structure(gfc_se*, gfc_expr*, int)
../../gcc/fortran/trans-expr.c:8863
0x7799f9 gfc_conv_initializer(gfc_expr*, gfc_typespec*, tree_node*, bool, bool,
bool)
../../gcc/fortran/trans-expr.c:7983
0x75c46f gfc_get_symbol_decl(gfc_symbol*)
../../gcc/fortran/trans-decl.c:1918
0x75ef0f generate_local_decl
../../gcc/fortran/trans-decl.c:5955
0x71df02 do_traverse_symtree
../../gcc/fortran/symbol.c:4170
0x75feb4 generate_local_vars
../../gcc/fortran/trans-decl.c:6161
0x75feb4 gfc_generate_function_code(gfc_namespace*)
../../gcc/fortran/trans-decl.c:6820
0x6e6a36 translate_all_program_units
../../gcc/fortran/parse.c:6355
0x6e6a36 gfc_parse_file()
../../gcc/fortran/parse.c:6624
0x732d2f gfc_be_parse_file
../../gcc/fortran/f95-lang.c:212
