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* [Bug c++/103703] New: ICE with -Wmismatched-tags
@ 2021-12-14 5:43 f.heckenbach@fh-soft.de
2021-12-14 6:56 ` [Bug c++/103703] ICE with -Wmismatched-tags with friends and templates pinskia at gcc dot gnu.org
` (6 more replies)
0 siblings, 7 replies; 8+ messages in thread
From: f.heckenbach@fh-soft.de @ 2021-12-14 5:43 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103703
Bug ID: 103703
Summary: ICE with -Wmismatched-tags
Product: gcc
Version: 11.2.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: f.heckenbach@fh-soft.de
Target Milestone: ---
% cat test.cpp
template <typename T> struct A { struct B { }; };
template <typename T> struct C { friend struct A <C>::B; };
% g++ -Wmismatched-tags test.cpp
test.cpp:2:59: internal compiler error: Segmentation fault
2 | template <typename T> struct C { friend struct A <C>::B; };
| ^
0x1786229 internal_error(char const*, ...)
???:0
0x78c6ed class_decl_loc_t::diag_mismatched_tags(tree_node*)
???:0
0x790955 class_decl_loc_t::diag_mismatched_tags()
???:0
0x7c482e c_parse_file()
???:0
0x896762 c_common_parse_file()
???:0
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.
Compiler returned: 1
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c++/103703] ICE with -Wmismatched-tags with friends and templates
2021-12-14 5:43 [Bug c++/103703] New: ICE with -Wmismatched-tags f.heckenbach@fh-soft.de
@ 2021-12-14 6:56 ` pinskia at gcc dot gnu.org
2021-12-14 10:15 ` marxin at gcc dot gnu.org
` (5 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: pinskia at gcc dot gnu.org @ 2021-12-14 6:56 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103703
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Ever confirmed|0 |1
Last reconfirmed| |2021-12-14
Status|UNCONFIRMED |NEW
--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Confirmed.
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c++/103703] ICE with -Wmismatched-tags with friends and templates
2021-12-14 5:43 [Bug c++/103703] New: ICE with -Wmismatched-tags f.heckenbach@fh-soft.de
2021-12-14 6:56 ` [Bug c++/103703] ICE with -Wmismatched-tags with friends and templates pinskia at gcc dot gnu.org
@ 2021-12-14 10:15 ` marxin at gcc dot gnu.org
2021-12-14 22:40 ` msebor at gcc dot gnu.org
` (4 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: marxin at gcc dot gnu.org @ 2021-12-14 10:15 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103703
Martin Liška <marxin at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |marxin at gcc dot gnu.org,
| |msebor at gcc dot gnu.org
--- Comment #2 from Martin Liška <marxin at gcc dot gnu.org> ---
Started with r10-7424-g04dd734b52de1218 when the warning was added.
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c++/103703] ICE with -Wmismatched-tags with friends and templates
2021-12-14 5:43 [Bug c++/103703] New: ICE with -Wmismatched-tags f.heckenbach@fh-soft.de
2021-12-14 6:56 ` [Bug c++/103703] ICE with -Wmismatched-tags with friends and templates pinskia at gcc dot gnu.org
2021-12-14 10:15 ` marxin at gcc dot gnu.org
@ 2021-12-14 22:40 ` msebor at gcc dot gnu.org
2021-12-16 22:13 ` cvs-commit at gcc dot gnu.org
` (3 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: msebor at gcc dot gnu.org @ 2021-12-14 22:40 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103703
Martin Sebor <msebor at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Known to fail| |11.2.0, 12.0
Assignee|unassigned at gcc dot gnu.org |msebor at gcc dot gnu.org
Keywords| |patch
Status|NEW |ASSIGNED
--- Comment #3 from Martin Sebor <msebor at gcc dot gnu.org> ---
Patch: https://gcc.gnu.org/pipermail/gcc-patches/2021-December/586856.html
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c++/103703] ICE with -Wmismatched-tags with friends and templates
2021-12-14 5:43 [Bug c++/103703] New: ICE with -Wmismatched-tags f.heckenbach@fh-soft.de
` (2 preceding siblings ...)
2021-12-14 22:40 ` msebor at gcc dot gnu.org
@ 2021-12-16 22:13 ` cvs-commit at gcc dot gnu.org
2021-12-16 22:37 ` cvs-commit at gcc dot gnu.org
` (2 subsequent siblings)
6 siblings, 0 replies; 8+ messages in thread
From: cvs-commit at gcc dot gnu.org @ 2021-12-16 22:13 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103703
--- Comment #4 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Martin Sebor <msebor@gcc.gnu.org>:
https://gcc.gnu.org/g:93faac7e32e4f9503c559f2a3e5a4732f5e9ea09
commit r12-6024-g93faac7e32e4f9503c559f2a3e5a4732f5e9ea09
Author: Martin Sebor <msebor@redhat.com>
Date: Thu Dec 16 15:11:45 2021 -0700
Check for class type before assuming a type is one [PR103703].
Resolves:
PR c++/103703 - ICE with -Wmismatched-tags with friends and templates
gcc/cp/ChangeLog:
PR c++/103703
* parser.c (class_decl_loc_t::diag_mismatched_tags): Check for
class
type before assuming a type is one.
gcc/testsuite/ChangeLog:
PR c++/103703
* g++.dg/warn/Wmismatched-tags-9.C: New test.
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c++/103703] ICE with -Wmismatched-tags with friends and templates
2021-12-14 5:43 [Bug c++/103703] New: ICE with -Wmismatched-tags f.heckenbach@fh-soft.de
` (3 preceding siblings ...)
2021-12-16 22:13 ` cvs-commit at gcc dot gnu.org
@ 2021-12-16 22:37 ` cvs-commit at gcc dot gnu.org
2021-12-16 22:38 ` msebor at gcc dot gnu.org
2021-12-16 22:38 ` msebor at gcc dot gnu.org
6 siblings, 0 replies; 8+ messages in thread
From: cvs-commit at gcc dot gnu.org @ 2021-12-16 22:37 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103703
--- Comment #5 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The releases/gcc-11 branch has been updated by Martin Sebor
<msebor@gcc.gnu.org>:
https://gcc.gnu.org/g:4f556312da96bf2db67b014612de86594d4ad003
commit r11-9395-g4f556312da96bf2db67b014612de86594d4ad003
Author: Martin Sebor <msebor@redhat.com>
Date: Thu Dec 16 15:35:55 2021 -0700
Check for class type before assuming a type is one [PR103703].
Resolves:
PR c++/103703 - ICE with -Wmismatched-tags with friends and templates
gcc/cp/ChangeLog:
PR c++/103703
* parser.c (class_decl_loc_t::diag_mismatched_tags): Check for
class
type before assuming a type is one.
gcc/testsuite/ChangeLog:
PR c++/103703
* g++.dg/warn/Wmismatched-tags-9.C: New test.
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c++/103703] ICE with -Wmismatched-tags with friends and templates
2021-12-14 5:43 [Bug c++/103703] New: ICE with -Wmismatched-tags f.heckenbach@fh-soft.de
` (4 preceding siblings ...)
2021-12-16 22:37 ` cvs-commit at gcc dot gnu.org
@ 2021-12-16 22:38 ` msebor at gcc dot gnu.org
2021-12-16 22:38 ` msebor at gcc dot gnu.org
6 siblings, 0 replies; 8+ messages in thread
From: msebor at gcc dot gnu.org @ 2021-12-16 22:38 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103703
Martin Sebor <msebor at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Resolution|--- |FIXED
Status|ASSIGNED |RESOLVED
--- Comment #6 from Martin Sebor <msebor at gcc dot gnu.org> ---
Fixed on trunk and in GCC 11.
^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug c++/103703] ICE with -Wmismatched-tags with friends and templates
2021-12-14 5:43 [Bug c++/103703] New: ICE with -Wmismatched-tags f.heckenbach@fh-soft.de
` (5 preceding siblings ...)
2021-12-16 22:38 ` msebor at gcc dot gnu.org
@ 2021-12-16 22:38 ` msebor at gcc dot gnu.org
6 siblings, 0 replies; 8+ messages in thread
From: msebor at gcc dot gnu.org @ 2021-12-16 22:38 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103703
Martin Sebor <msebor at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Target Milestone|--- |11.3
^ permalink raw reply [flat|nested] 8+ messages in thread
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2021-12-14 5:43 [Bug c++/103703] New: ICE with -Wmismatched-tags f.heckenbach@fh-soft.de
2021-12-14 6:56 ` [Bug c++/103703] ICE with -Wmismatched-tags with friends and templates pinskia at gcc dot gnu.org
2021-12-14 10:15 ` marxin at gcc dot gnu.org
2021-12-14 22:40 ` msebor at gcc dot gnu.org
2021-12-16 22:13 ` cvs-commit at gcc dot gnu.org
2021-12-16 22:37 ` cvs-commit at gcc dot gnu.org
2021-12-16 22:38 ` msebor at gcc dot gnu.org
2021-12-16 22:38 ` msebor at gcc dot gnu.org
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