https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92369
Bug ID: 92369
Summary: ICE in wide_int_to_tree_1, at tree.c:1569
Product: gcc
Version: 10.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: fortran
Assignee: unassigned at gcc dot gnu.org
Reporter: asolokha at gmx dot com
Target Milestone: ---
1.
gfortran-10.0.0-alpha20191103 snapshot (r277758), 8.2, 7.3, 6.3, 5.5, 4.9.4 all
ICE when compiling the following testcase:
program ch
integer, target :: gs
logical lt(1)
class(*), pointer :: tu
type wg
class(*), allocatable :: e0
class(*), pointer :: zj
end type wg
type(wg) :: jv
gs = 0
tu => gs
jv%zj => gs
lt(1) = same_type_as(tu, jv%zj)
end program ch
% powerpc-e300c3-linux-gnu-gfortran-10.0.0-alpha20191103 -c hd8x3lg9.f90
hd8x3lg9.f90:18:0:
18 | lt(1) = same_type_as(tu, jv%zj)
|
internal compiler error: in wide_int_to_tree_1, at tree.c:1569
0x70431a wide_int_to_tree_1
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20191103/work/gcc-10-20191103/gcc/tree.c:1569
0x113cfe9 build_int_cst(tree_node*, poly_int<1u, long>)
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20191103/work/gcc-10-20191103/gcc/tree.c:1363
0x91ee54 gfc_conv_same_type_as
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20191103/work/gcc-10-20191103/gcc/fortran/trans-intrinsic.c:8745
0x933e0b gfc_conv_intrinsic_function(gfc_se*, gfc_expr*)
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20191103/work/gcc-10-20191103/gcc/fortran/trans-intrinsic.c:9848
0x912e31 gfc_trans_assignment_1
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20191103/work/gcc-10-20191103/gcc/fortran/trans-expr.c:10834
0x8cab85 trans_code
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20191103/work/gcc-10-20191103/gcc/fortran/trans.c:1852
0x8f97b1 gfc_generate_function_code(gfc_namespace*)
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20191103/work/gcc-10-20191103/gcc/fortran/trans-decl.c:6791
0x8774fc translate_all_program_units
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20191103/work/gcc-10-20191103/gcc/fortran/parse.c:6276
0x8774fc gfc_parse_file()
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20191103/work/gcc-10-20191103/gcc/fortran/parse.c:6515
0x8c565e gfc_be_parse_file
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20191103/work/gcc-10-20191103/gcc/fortran/f95-lang.c:210
2.
Commenting out line 8 (class(*), allocatable :: e0) yields the following ICE
instead:
% powerpc-e300c3-linux-gnu-gfortran-10.0.0-alpha20191103 -c hd8x3lg9.f90
hd8x3lg9.f90:18:0:
18 | lt(1) = same_type_as(tu, jv%zj)
|
internal compiler error: Segmentation fault
0xe55366 crash_signal
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20191103/work/gcc-10-20191103/gcc/toplev.c:326
0x8fccff contains_struct_check(tree_node*, tree_node_structure_enum, char
const*, int, char const*)
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20191103/work/gcc-10-20191103/gcc/tree.h:3380
0x8fccff gfc_class_vptr_get(tree_node*)
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20191103/work/gcc-10-20191103/gcc/fortran/trans-expr.c:213
0x91ee2e gfc_conv_same_type_as
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20191103/work/gcc-10-20191103/gcc/fortran/trans-intrinsic.c:8744
0x933e0b gfc_conv_intrinsic_function(gfc_se*, gfc_expr*)
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20191103/work/gcc-10-20191103/gcc/fortran/trans-intrinsic.c:9848
0x912e31 gfc_trans_assignment_1
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20191103/work/gcc-10-20191103/gcc/fortran/trans-expr.c:10834
0x8cab85 trans_code
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20191103/work/gcc-10-20191103/gcc/fortran/trans.c:1852
0x8f97b1 gfc_generate_function_code(gfc_namespace*)
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20191103/work/gcc-10-20191103/gcc/fortran/trans-decl.c:6791
0x8774fc translate_all_program_units
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20191103/work/gcc-10-20191103/gcc/fortran/parse.c:6276
0x8774fc gfc_parse_file()
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20191103/work/gcc-10-20191103/gcc/fortran/parse.c:6515
0x8c565e gfc_be_parse_file
/var/tmp/portage/cross-powerpc-e300c3-linux-gnu/gcc-10.0.0_alpha20191103/work/gcc-10-20191103/gcc/fortran/f95-lang.c:210
(While the target here is powerpc, the ICE is not target-specific.)
