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* [Bug c++/100632] New: [11/12 Regression] ICE: Segmentation fault (in write_member_name)
@ 2021-05-17 5:54 asolokha at gmx dot com
2021-05-17 8:53 ` [Bug c++/100632] [11/12 Regression] ICE: Segmentation fault (in write_member_name) since r11-2237 jakub at gcc dot gnu.org
` (4 more replies)
0 siblings, 5 replies; 6+ messages in thread
From: asolokha at gmx dot com @ 2021-05-17 5:54 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100632
Bug ID: 100632
Summary: [11/12 Regression] ICE: Segmentation fault (in
write_member_name)
Product: gcc
Version: 12.0
Status: UNCONFIRMED
Keywords: error-recovery, ice-on-invalid-code
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: asolokha at gmx dot com
Target Milestone: ---
g++-12.0.0-alpha20210516 snapshot (g:4a322345cab10879162a2ddf659fb0f873ba0182)
ICEs when compiling the following testcase, extracted from
test/CodeGenCXX/mangle-class-nttp.cpp from the clang 12.0.0 test suite, w/
-std=c++20:
struct B { const int *p; };
template<B> void f();
struct Nested { union { int k; }; } nested;
template void f<B{&nested.k}>();
% g++-12.0.0 -std=c++20 -c hwmzjgfh.cpp
hwmzjgfh.cpp:6:31: internal compiler error: Segmentation fault
6 | template void f<B{&nested.k}>();
| ^
0x10dbb6f crash_signal
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210516/work/gcc-12-20210516/gcc/toplev.c:327
0x9ddcd5 tree_check(tree_node*, char const*, int, char const*, tree_code)
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210516/work/gcc-12-20210516/gcc/tree.h:3355
0x9ddcd5 write_member_name
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210516/work/gcc-12-20210516/gcc/cp/mangle.c:2875
0x9db2ca write_expression
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210516/work/gcc-12-20210516/gcc/cp/mangle.c:3412
0x9d9ad2 write_expression
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210516/work/gcc-12-20210516/gcc/cp/mangle.c:3547
0x9dbc36 write_expression
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210516/work/gcc-12-20210516/gcc/cp/mangle.c:3340
0x9de64f mangle_template_parm_object(tree_node*)
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210516/work/gcc-12-20210516/gcc/cp/mangle.c:4518
0xaa0f1a get_template_parm_object
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210516/work/gcc-12-20210516/gcc/cp/pt.c:7162
0xacb8ab convert_nontype_argument
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210516/work/gcc-12-20210516/gcc/cp/pt.c:7647
0xacb8ab convert_template_argument
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210516/work/gcc-12-20210516/gcc/cp/pt.c:8546
0xacd2c3 coerce_template_parms
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210516/work/gcc-12-20210516/gcc/cp/pt.c:9025
0xada921 fn_type_unification(tree_node*, tree_node*, tree_node*, tree_node*
const*, unsigned int, tree_node*, unification_kind_t, int, conversion**, bool,
bool)
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210516/work/gcc-12-20210516/gcc/cp/pt.c:21504
0xadbbe4 get_bindings
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210516/work/gcc-12-20210516/gcc/cp/pt.c:24738
0xadcaf1 determine_specialization
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210516/work/gcc-12-20210516/gcc/cp/pt.c:2335
0xae235c determine_specialization
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210516/work/gcc-12-20210516/gcc/cp/pt.c:2158
0xae235c check_explicit_specialization(tree_node*, tree_node*, int, int,
tree_node*)
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210516/work/gcc-12-20210516/gcc/cp/pt.c:3126
0x97c5e1 grokfndecl
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210516/work/gcc-12-20210516/gcc/cp/decl.c:10119
0x9838fd grokdeclarator(cp_declarator const*, cp_decl_specifier_seq*,
decl_context, int, tree_node**)
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210516/work/gcc-12-20210516/gcc/cp/decl.c:13975
0xa747e4 cp_parser_explicit_instantiation
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210516/work/gcc-12-20210516/gcc/cp/parser.c:18285
0xa85470 cp_parser_declaration
/var/tmp/portage/sys-devel/gcc-12.0.0_alpha20210516/work/gcc-12-20210516/gcc/cp/parser.c:14127
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug c++/100632] [11/12 Regression] ICE: Segmentation fault (in write_member_name) since r11-2237
2021-05-17 5:54 [Bug c++/100632] New: [11/12 Regression] ICE: Segmentation fault (in write_member_name) asolokha at gmx dot com
@ 2021-05-17 8:53 ` jakub at gcc dot gnu.org
2021-05-17 12:51 ` rguenth at gcc dot gnu.org
` (3 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: jakub at gcc dot gnu.org @ 2021-05-17 8:53 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100632
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Ever confirmed|0 |1
Target Milestone|--- |11.2
Last reconfirmed| |2021-05-17
CC| |jakub at gcc dot gnu.org
Summary|[11/12 Regression] ICE: |[11/12 Regression] ICE:
|Segmentation fault (in |Segmentation fault (in
|write_member_name) |write_member_name) since
| |r11-2237
--- Comment #1 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
ICEs since r11-2237-g812798917c59e95405a71b31ab37bd78c0f43f79
Before that it has been rejected with
pr100632.C:6:15: error: template-id ‘f<B{((const int*)(&
nested.Nested::<anonymous>.Nested::<unnamed union>::k))}>’ for ‘void f()’ does
not match any template declaration
6 | template void f<B{&nested.k}>();
| ^~~~~~~~~~~~~~~
pr100632.C:2:18: note: candidate is: ‘template<B <anonymous> > void f()’
2 | template<B> void f();
| ^
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug c++/100632] [11/12 Regression] ICE: Segmentation fault (in write_member_name) since r11-2237
2021-05-17 5:54 [Bug c++/100632] New: [11/12 Regression] ICE: Segmentation fault (in write_member_name) asolokha at gmx dot com
2021-05-17 8:53 ` [Bug c++/100632] [11/12 Regression] ICE: Segmentation fault (in write_member_name) since r11-2237 jakub at gcc dot gnu.org
@ 2021-05-17 12:51 ` rguenth at gcc dot gnu.org
2021-07-28 7:07 ` rguenth at gcc dot gnu.org
` (2 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: rguenth at gcc dot gnu.org @ 2021-05-17 12:51 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100632
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Priority|P3 |P4
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug c++/100632] [11/12 Regression] ICE: Segmentation fault (in write_member_name) since r11-2237
2021-05-17 5:54 [Bug c++/100632] New: [11/12 Regression] ICE: Segmentation fault (in write_member_name) asolokha at gmx dot com
2021-05-17 8:53 ` [Bug c++/100632] [11/12 Regression] ICE: Segmentation fault (in write_member_name) since r11-2237 jakub at gcc dot gnu.org
2021-05-17 12:51 ` rguenth at gcc dot gnu.org
@ 2021-07-28 7:07 ` rguenth at gcc dot gnu.org
2022-04-21 7:49 ` rguenth at gcc dot gnu.org
2023-05-29 10:05 ` [Bug c++/100632] [11/12/13/14 " jakub at gcc dot gnu.org
4 siblings, 0 replies; 6+ messages in thread
From: rguenth at gcc dot gnu.org @ 2021-07-28 7:07 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100632
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Target Milestone|11.2 |11.3
--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
GCC 11.2 is being released, retargeting bugs to GCC 11.3
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug c++/100632] [11/12 Regression] ICE: Segmentation fault (in write_member_name) since r11-2237
2021-05-17 5:54 [Bug c++/100632] New: [11/12 Regression] ICE: Segmentation fault (in write_member_name) asolokha at gmx dot com
` (2 preceding siblings ...)
2021-07-28 7:07 ` rguenth at gcc dot gnu.org
@ 2022-04-21 7:49 ` rguenth at gcc dot gnu.org
2023-05-29 10:05 ` [Bug c++/100632] [11/12/13/14 " jakub at gcc dot gnu.org
4 siblings, 0 replies; 6+ messages in thread
From: rguenth at gcc dot gnu.org @ 2022-04-21 7:49 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100632
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Target Milestone|11.3 |11.4
--- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> ---
GCC 11.3 is being released, retargeting bugs to GCC 11.4.
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug c++/100632] [11/12/13/14 Regression] ICE: Segmentation fault (in write_member_name) since r11-2237
2021-05-17 5:54 [Bug c++/100632] New: [11/12 Regression] ICE: Segmentation fault (in write_member_name) asolokha at gmx dot com
` (3 preceding siblings ...)
2022-04-21 7:49 ` rguenth at gcc dot gnu.org
@ 2023-05-29 10:05 ` jakub at gcc dot gnu.org
4 siblings, 0 replies; 6+ messages in thread
From: jakub at gcc dot gnu.org @ 2023-05-29 10:05 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100632
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Target Milestone|11.4 |11.5
--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
GCC 11.4 is being released, retargeting bugs to GCC 11.5.
^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2023-05-29 10:05 UTC | newest]
Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
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2021-05-17 5:54 [Bug c++/100632] New: [11/12 Regression] ICE: Segmentation fault (in write_member_name) asolokha at gmx dot com
2021-05-17 8:53 ` [Bug c++/100632] [11/12 Regression] ICE: Segmentation fault (in write_member_name) since r11-2237 jakub at gcc dot gnu.org
2021-05-17 12:51 ` rguenth at gcc dot gnu.org
2021-07-28 7:07 ` rguenth at gcc dot gnu.org
2022-04-21 7:49 ` rguenth at gcc dot gnu.org
2023-05-29 10:05 ` [Bug c++/100632] [11/12/13/14 " jakub at gcc dot gnu.org
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