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* [Bug tree-optimization/34943] -fno-strict-overflow fails to prevent use of signed overflow
[not found] <bug-34943-4@http.gcc.gnu.org/bugzilla/>
@ 2021-07-19 1:41 ` pinskia at gcc dot gnu.org
0 siblings, 0 replies; 3+ messages in thread
From: pinskia at gcc dot gnu.org @ 2021-07-19 1:41 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=34943
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Target Milestone|--- |4.4.7
Resolution|--- |FIXED
Status|NEW |RESOLVED
--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
The original testcase is wrong, it should have been:
v > 0x7fffffffu
With that fixed, it has been fixed since at least GCC 4.4.7, the earliest
version I can test.
^ permalink raw reply [flat|nested] 3+ messages in thread
* [Bug tree-optimization/34943] -fno-strict-overflow fails to prevent use of signed overflow
2008-01-23 16:54 [Bug tree-optimization/34943] New: " ian at airs dot com
2008-01-23 17:13 ` [Bug tree-optimization/34943] " ian at airs dot com
@ 2008-01-23 17:23 ` pinskia at gcc dot gnu dot org
1 sibling, 0 replies; 3+ messages in thread
From: pinskia at gcc dot gnu dot org @ 2008-01-23 17:23 UTC (permalink / raw)
To: gcc-bugs
------- Comment #2 from pinskia at gcc dot gnu dot org 2008-01-23 16:48 -------
Confirmed.
--
pinskia at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |pinskia at gcc dot gnu dot
| |org
OtherBugsDependingO| |33702
nThis| |
Status|UNCONFIRMED |NEW
Ever Confirmed|0 |1
Last reconfirmed|0000-00-00 00:00:00 |2008-01-23 16:48:42
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34943
^ permalink raw reply [flat|nested] 3+ messages in thread
* [Bug tree-optimization/34943] -fno-strict-overflow fails to prevent use of signed overflow
2008-01-23 16:54 [Bug tree-optimization/34943] New: " ian at airs dot com
@ 2008-01-23 17:13 ` ian at airs dot com
2008-01-23 17:23 ` pinskia at gcc dot gnu dot org
1 sibling, 0 replies; 3+ messages in thread
From: ian at airs dot com @ 2008-01-23 17:13 UTC (permalink / raw)
To: gcc-bugs
------- Comment #1 from ian at airs dot com 2008-01-23 16:46 -------
Created an attachment (id=15009)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=15009&action=view)
Proposed patch
I believe that this is the correct patch for this bug. This should be tested
and committed for gcc 4.4.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=34943
^ permalink raw reply [flat|nested] 3+ messages in thread
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[not found] <bug-34943-4@http.gcc.gnu.org/bugzilla/>
2021-07-19 1:41 ` [Bug tree-optimization/34943] -fno-strict-overflow fails to prevent use of signed overflow pinskia at gcc dot gnu.org
2008-01-23 16:54 [Bug tree-optimization/34943] New: " ian at airs dot com
2008-01-23 17:13 ` [Bug tree-optimization/34943] " ian at airs dot com
2008-01-23 17:23 ` pinskia at gcc dot gnu dot org
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