[Bug fortran/92994] New: [10 Regression] ICE in gfc_get_class_from_expr, at fortran/trans-expr.c:486
gscfq@t-online.de
gcc-bugzilla@gcc.gnu.org
Wed Dec 18 18:38:00 GMT 2019
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92994
Bug ID: 92994
Summary: [10 Regression] ICE in gfc_get_class_from_expr, at
fortran/trans-expr.c:486
Product: gcc
Version: 10.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: fortran
Assignee: unassigned at gcc dot gnu.org
Reporter: gscfq@t-online.de
Target Milestone: ---
Followup of pr92780, changed between 20190922 and 20190929 :
$ cat z1.f90
function f() result(z)
associate (y => f)
end associate
end
$ cat z2.f90
program p
type t
end type
type(t) :: z = t()
associate (y => t)
end associate
end
$ cat z3.f90
program p
procedure() :: g
associate (y => g)
end associate
end
$ cat z4.f90
program p
external :: g
associate (y => g)
end associate
end
$ cat z5.f90
subroutine s
associate (y => s)
end associate
end
$ gfortran-10-20190922 -c z2.f90 # accepts invalid
$
$ gfortran-10-20191215 -c z2.f90
z2.f90:2:0:
2 | type t
|
internal compiler error: tree check: expected class 'expression', have
'declaration' (function_decl) in tree_operand_check, at tree.h:3771
0x5eebfa tree_class_check_failed(tree_node const*, tree_code_class, char
const*, int, char const*)
../../gcc/tree.c:9735
0x7473d9 expr_check(tree_node*, char const*, int, char const*)
../../gcc/tree.h:3442
0x7473d9 tree_operand_check(tree_node*, int, char const*, int, char const*)
../../gcc/tree.h:3771
0x7473d9 gfc_get_class_from_expr(tree_node*)
../../gcc/fortran/trans-expr.c:484
0x7a0c82 trans_associate_var
../../gcc/fortran/trans-stmt.c:2100
0x7a7519 gfc_trans_block_construct(gfc_code*)
../../gcc/fortran/trans-stmt.c:2283
0x70b137 trans_code
../../gcc/fortran/trans.c:1960
0x7424cd gfc_generate_function_code(gfc_namespace*)
../../gcc/fortran/trans-decl.c:6801
0x6bc426 translate_all_program_units
../../gcc/fortran/parse.c:6302
0x6bc426 gfc_parse_file()
../../gcc/fortran/parse.c:6541
0x70742f gfc_be_parse_file
../../gcc/fortran/f95-lang.c:210
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