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From: "mark at klomp dot org" <sourceware-bugzilla@sourceware.org>
To: glibc-bugs@sourceware.org
Subject: [Bug libc/26022] valgrind gives me error when fwprintf in stderr
Date: Fri, 29 May 2020 19:40:27 +0000	[thread overview]
Message-ID: <bug-26022-131-J04jdY02YJ@http.sourceware.org/bugzilla/> (raw)
In-Reply-To: <bug-26022-131@http.sourceware.org/bugzilla/>

https://sourceware.org/bugzilla/show_bug.cgi?id=26022

Mark Wielaard <mark at klomp dot org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|RESOLVED                    |REOPENED
                 CC|                            |mark at klomp dot org
         Resolution|INVALID                     |---
     Ever confirmed|0                           |1
   Last reconfirmed|                            |2020-05-29

--- Comment #2 from Mark Wielaard <mark at klomp dot org> ---
(In reply to Carlos O'Donell from comment #1)
> I've filed a Valgrind bug here:
> https://bugs.kde.org/show_bug.cgi?id=421931
> 
> Please feel free to follow up there if you think it needs an update or you
> want to give a +1 regarding your use case.
> 
> I'm marking this RESOLVED/INVALID for glibc.

As discussed in that bug, lets reconsider if this is something that can be
cleaned up or clarified in glibc. valgrind itself doesn't use streams, or even
link against glibc itself. When valgrind "calls" __libc_freeres the user
process as already exitted, no other code/threads that could call into glibc
will run during or after the call to __libc_freeres. Are there any other users
of __libc_freeres that might not make those guarantees?

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  parent reply	other threads:[~2020-05-29 19:40 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-05-22  7:45 [Bug libc/26022] New: " daffra.claudio at gmail dot com
2020-05-22 20:07 ` [Bug libc/26022] " carlos at redhat dot com
2020-05-29 19:40 ` mark at klomp dot org [this message]
2020-05-29 20:09 ` carlos at redhat dot com
2020-06-04  9:45 ` daffra.claudio at gmail dot com
2020-06-04 12:19 ` mark at klomp dot org
2020-06-04 16:58 ` daffra.claudio at gmail dot com

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