https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103312
Bug ID: 103312
Summary: ICE in gfc_find_component
Product: gcc
Version: 12.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: fortran
Assignee: unassigned at gcc dot gnu.org
Reporter: asolokha at gmx dot com
Target Milestone: ---
Created attachment 51831
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=51831&action=edit
Testcase
gfortran-12.0.0-alpha20111114 snapshot
(g:3057f1ab737582a9fb37a3fb967ed8bf3659f2f4) ICEs when compiling the attached
testcase from Neil Carlson's Fortran Compiler Tests repository[1]:
% gfortran-12.0.0 -c flang-20171123a.f90
f951: internal compiler error: Segmentation fault
0xf3712f crash_signal
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20211114/work/gcc-12-20211114/gcc/toplev.c:322
0x940804 gfc_find_component(gfc_symbol*, char const*, bool, bool, gfc_ref**)
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20211114/work/gcc-12-20211114/gcc/fortran/symbol.c:2527
0x865801 gfc_add_component_ref(gfc_expr*, char const*)
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20211114/work/gcc-12-20211114/gcc/fortran/class.c:247
0x90dc10 resolve_typebound_function
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20211114/work/gcc-12-20211114/gcc/fortran/resolve.c:6851
0x90dc10 gfc_resolve_expr(gfc_expr*)
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20211114/work/gcc-12-20211114/gcc/fortran/resolve.c:7177
0x9114a2 gfc_resolve_expr(gfc_expr*)
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20211114/work/gcc-12-20211114/gcc/fortran/resolve.c:7133
0x9114a2 resolve_index_expr
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20211114/work/gcc-12-20211114/gcc/fortran/resolve.c:12547
0x9114a2 resolve_charlen
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20211114/work/gcc-12-20211114/gcc/fortran/resolve.c:12600
0x915690 resolve_charlen
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20211114/work/gcc-12-20211114/gcc/fortran/resolve.c:12568
0x915690 resolve_types
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20211114/work/gcc-12-20211114/gcc/fortran/resolve.c:17451
0x907ed8 gfc_resolve(gfc_namespace*)
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20211114/work/gcc-12-20211114/gcc/fortran/resolve.c:17568
0x907ed8 gfc_resolve(gfc_namespace*)
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20211114/work/gcc-12-20211114/gcc/fortran/resolve.c:17549
0x90a651 resolve_symbol
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20211114/work/gcc-12-20211114/gcc/fortran/resolve.c:16153
0x937b92 do_traverse_symtree
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20211114/work/gcc-12-20211114/gcc/fortran/symbol.c:4174
0x9156ab resolve_types
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20211114/work/gcc-12-20211114/gcc/fortran/resolve.c:17453
0x907ed8 gfc_resolve(gfc_namespace*)
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20211114/work/gcc-12-20211114/gcc/fortran/resolve.c:17568
0x907ed8 gfc_resolve(gfc_namespace*)
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20211114/work/gcc-12-20211114/gcc/fortran/resolve.c:17549
0x8fa1da gfc_parse_file()
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20211114/work/gcc-12-20211114/gcc/fortran/parse.c:6779
0x94ea7f gfc_be_parse_file
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20211114/work/gcc-12-20211114/gcc/fortran/f95-lang.c:216
[1] https://github.com/nncarlson/fortran-compiler-tests
