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* [Bug middle-end/104075] New: bogus/missing -Wuse-after-free
@ 2022-01-17 21:56 msebor at gcc dot gnu.org
2022-01-17 21:57 ` [Bug middle-end/104075] " msebor at gcc dot gnu.org
` (9 more replies)
0 siblings, 10 replies; 11+ messages in thread
From: msebor at gcc dot gnu.org @ 2022-01-17 21:56 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104075
Bug ID: 104075
Summary: bogus/missing -Wuse-after-free
Product: gcc
Version: 12.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: middle-end
Assignee: unassigned at gcc dot gnu.org
Reporter: msebor at gcc dot gnu.org
Target Milestone: ---
This meta-bug tracks false positives and negatives in the middle-end
-Wuse-after-free, new in GCC 12 (unrelated to -Wanalyzer-use-after-free).
^ permalink raw reply [flat|nested] 11+ messages in thread
* [Bug middle-end/104075] bogus/missing -Wuse-after-free
2022-01-17 21:56 [Bug middle-end/104075] New: bogus/missing -Wuse-after-free msebor at gcc dot gnu.org
@ 2022-01-17 21:57 ` msebor at gcc dot gnu.org
2022-01-26 17:23 ` mpolacek at gcc dot gnu.org
` (8 subsequent siblings)
9 siblings, 0 replies; 11+ messages in thread
From: msebor at gcc dot gnu.org @ 2022-01-17 21:57 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104075
Martin Sebor <msebor at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Last reconfirmed| |2022-01-17
Depends on| |104069
Keywords| |diagnostic, meta-bug
Ever confirmed|0 |1
Referenced Bugs:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104069
[Bug 104069] -Werror=use-after-free false positive on elfutils-0.186
^ permalink raw reply [flat|nested] 11+ messages in thread
* [Bug middle-end/104075] bogus/missing -Wuse-after-free
2022-01-17 21:56 [Bug middle-end/104075] New: bogus/missing -Wuse-after-free msebor at gcc dot gnu.org
2022-01-17 21:57 ` [Bug middle-end/104075] " msebor at gcc dot gnu.org
@ 2022-01-26 17:23 ` mpolacek at gcc dot gnu.org
2022-01-31 15:46 ` msebor at gcc dot gnu.org
` (7 subsequent siblings)
9 siblings, 0 replies; 11+ messages in thread
From: mpolacek at gcc dot gnu.org @ 2022-01-26 17:23 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104075
Bug 104075 depends on bug 104213, which changed state.
Bug 104213 Summary: [12 Regression] bogus use-after-free in virtual dtor with -ffat-lto-objects on ARM
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104213
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |RESOLVED
Resolution|--- |FIXED
^ permalink raw reply [flat|nested] 11+ messages in thread
* [Bug middle-end/104075] bogus/missing -Wuse-after-free
2022-01-17 21:56 [Bug middle-end/104075] New: bogus/missing -Wuse-after-free msebor at gcc dot gnu.org
2022-01-17 21:57 ` [Bug middle-end/104075] " msebor at gcc dot gnu.org
2022-01-26 17:23 ` mpolacek at gcc dot gnu.org
@ 2022-01-31 15:46 ` msebor at gcc dot gnu.org
2022-01-31 19:08 ` msebor at gcc dot gnu.org
` (6 subsequent siblings)
9 siblings, 0 replies; 11+ messages in thread
From: msebor at gcc dot gnu.org @ 2022-01-31 15:46 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104075
Bug 104075 depends on bug 104269, which changed state.
Bug 104269 Summary: [12 Regression] Bogus -Wuse-after-free seen in xen
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104269
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
Resolution|--- |DUPLICATE
^ permalink raw reply [flat|nested] 11+ messages in thread
* [Bug middle-end/104075] bogus/missing -Wuse-after-free
2022-01-17 21:56 [Bug middle-end/104075] New: bogus/missing -Wuse-after-free msebor at gcc dot gnu.org
` (2 preceding siblings ...)
2022-01-31 15:46 ` msebor at gcc dot gnu.org
@ 2022-01-31 19:08 ` msebor at gcc dot gnu.org
2022-12-15 0:37 ` pinskia at gcc dot gnu.org
` (5 subsequent siblings)
9 siblings, 0 replies; 11+ messages in thread
From: msebor at gcc dot gnu.org @ 2022-01-31 19:08 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104075
Bug 104075 depends on bug 104232, which changed state.
Bug 104232 Summary: [12 Regression] spurious -Wuse-after-free after conditional free
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104232
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |RESOLVED
Resolution|--- |FIXED
^ permalink raw reply [flat|nested] 11+ messages in thread
* [Bug middle-end/104075] bogus/missing -Wuse-after-free
2022-01-17 21:56 [Bug middle-end/104075] New: bogus/missing -Wuse-after-free msebor at gcc dot gnu.org
` (3 preceding siblings ...)
2022-01-31 19:08 ` msebor at gcc dot gnu.org
@ 2022-12-15 0:37 ` pinskia at gcc dot gnu.org
2022-12-15 0:40 ` pinskia at gcc dot gnu.org
` (4 subsequent siblings)
9 siblings, 0 replies; 11+ messages in thread
From: pinskia at gcc dot gnu.org @ 2022-12-15 0:37 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104075
Bug 104075 depends on bug 108115, which changed state.
Bug 108115 Summary: spurious pointer used after realloc warning
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108115
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |RESOLVED
Resolution|--- |DUPLICATE
^ permalink raw reply [flat|nested] 11+ messages in thread
* [Bug middle-end/104075] bogus/missing -Wuse-after-free
2022-01-17 21:56 [Bug middle-end/104075] New: bogus/missing -Wuse-after-free msebor at gcc dot gnu.org
` (4 preceding siblings ...)
2022-12-15 0:37 ` pinskia at gcc dot gnu.org
@ 2022-12-15 0:40 ` pinskia at gcc dot gnu.org
2023-03-16 7:30 ` rguenth at gcc dot gnu.org
` (3 subsequent siblings)
9 siblings, 0 replies; 11+ messages in thread
From: pinskia at gcc dot gnu.org @ 2022-12-15 0:40 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104075
Bug 104075 depends on bug 108115, which changed state.
Bug 108115 Summary: spurious pointer used after realloc warning
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=108115
What |Removed |Added
----------------------------------------------------------------------------
Status|RESOLVED |NEW
Resolution|DUPLICATE |---
^ permalink raw reply [flat|nested] 11+ messages in thread
* [Bug middle-end/104075] bogus/missing -Wuse-after-free
2022-01-17 21:56 [Bug middle-end/104075] New: bogus/missing -Wuse-after-free msebor at gcc dot gnu.org
` (5 preceding siblings ...)
2022-12-15 0:40 ` pinskia at gcc dot gnu.org
@ 2023-03-16 7:30 ` rguenth at gcc dot gnu.org
2023-03-21 8:22 ` rguenth at gcc dot gnu.org
` (2 subsequent siblings)
9 siblings, 0 replies; 11+ messages in thread
From: rguenth at gcc dot gnu.org @ 2023-03-16 7:30 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104075
Bug 104075 depends on bug 109141, which changed state.
Bug 109141 Summary: failure to diagnose -Wuse-after-free early
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109141
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |RESOLVED
Resolution|--- |FIXED
^ permalink raw reply [flat|nested] 11+ messages in thread
* [Bug middle-end/104075] bogus/missing -Wuse-after-free
2022-01-17 21:56 [Bug middle-end/104075] New: bogus/missing -Wuse-after-free msebor at gcc dot gnu.org
` (6 preceding siblings ...)
2023-03-16 7:30 ` rguenth at gcc dot gnu.org
@ 2023-03-21 8:22 ` rguenth at gcc dot gnu.org
2023-11-15 22:36 ` xry111 at gcc dot gnu.org
2024-04-18 23:50 ` pinskia at gcc dot gnu.org
9 siblings, 0 replies; 11+ messages in thread
From: rguenth at gcc dot gnu.org @ 2023-03-21 8:22 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104075
Bug 104075 depends on bug 109170, which changed state.
Bug 109170 Summary: [13 Regression] New glibc warning: open_catalog.c:86:16: error: pointer ‘old_buf’ may be used after ‘realloc’ [-Werror=use-after-free] since r13-6707-g0a07bfad12530bca
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109170
What |Removed |Added
----------------------------------------------------------------------------
Status|ASSIGNED |RESOLVED
Resolution|--- |FIXED
^ permalink raw reply [flat|nested] 11+ messages in thread
* [Bug middle-end/104075] bogus/missing -Wuse-after-free
2022-01-17 21:56 [Bug middle-end/104075] New: bogus/missing -Wuse-after-free msebor at gcc dot gnu.org
` (7 preceding siblings ...)
2023-03-21 8:22 ` rguenth at gcc dot gnu.org
@ 2023-11-15 22:36 ` xry111 at gcc dot gnu.org
2024-04-18 23:50 ` pinskia at gcc dot gnu.org
9 siblings, 0 replies; 11+ messages in thread
From: xry111 at gcc dot gnu.org @ 2023-11-15 22:36 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104075
Bug 104075 depends on bug 112543, which changed state.
Bug 112543 Summary: warning pointer used after free() for printf("%p")
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112543
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |RESOLVED
Resolution|--- |INVALID
^ permalink raw reply [flat|nested] 11+ messages in thread
* [Bug middle-end/104075] bogus/missing -Wuse-after-free
2022-01-17 21:56 [Bug middle-end/104075] New: bogus/missing -Wuse-after-free msebor at gcc dot gnu.org
` (8 preceding siblings ...)
2023-11-15 22:36 ` xry111 at gcc dot gnu.org
@ 2024-04-18 23:50 ` pinskia at gcc dot gnu.org
9 siblings, 0 replies; 11+ messages in thread
From: pinskia at gcc dot gnu.org @ 2024-04-18 23:50 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104075
Bug 104075 depends on bug 114776, which changed state.
Bug 114776 Summary: -Wuse-after-free analysis believes assert() but not g_assert_null()
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=114776
What |Removed |Added
----------------------------------------------------------------------------
Status|WAITING |RESOLVED
Resolution|--- |INVALID
^ permalink raw reply [flat|nested] 11+ messages in thread
end of thread, other threads:[~2024-04-18 23:50 UTC | newest]
Thread overview: 11+ messages (download: mbox.gz / follow: Atom feed)
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2022-01-17 21:56 [Bug middle-end/104075] New: bogus/missing -Wuse-after-free msebor at gcc dot gnu.org
2022-01-17 21:57 ` [Bug middle-end/104075] " msebor at gcc dot gnu.org
2022-01-26 17:23 ` mpolacek at gcc dot gnu.org
2022-01-31 15:46 ` msebor at gcc dot gnu.org
2022-01-31 19:08 ` msebor at gcc dot gnu.org
2022-12-15 0:37 ` pinskia at gcc dot gnu.org
2022-12-15 0:40 ` pinskia at gcc dot gnu.org
2023-03-16 7:30 ` rguenth at gcc dot gnu.org
2023-03-21 8:22 ` rguenth at gcc dot gnu.org
2023-11-15 22:36 ` xry111 at gcc dot gnu.org
2024-04-18 23:50 ` pinskia at gcc dot gnu.org
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