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From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/109455] false-positive -Wstringop-overflow warning when using std::vector with UBsan
Date: Sun, 09 Apr 2023 16:25:35 +0000	[thread overview]
Message-ID: <bug-109455-4-vxYodBqSR2@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-109455-4@http.gcc.gnu.org/bugzilla/>

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=109455

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |diagnostic
          Component|c++                         |tree-optimization

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
From
https://gcc.gnu.org/onlinedocs/gcc/Instrumentation-Options.html#index-fsanitize_003dundefined


Note that sanitizers tend to increase the rate of false positive warnings, most
notably those around -Wmaybe-uninitialized. We recommend against combining
-Werror and [the use of] sanitizers.

      reply	other threads:[~2023-04-09 16:25 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-04-09  8:31 [Bug c++/109455] New: " manx-bugzilla at problemloesungsmaschine dot de
2023-04-09 16:25 ` pinskia at gcc dot gnu.org [this message]

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