Valgrind and wine (was: re: Bug 4289: Debugging and dissasembly)
Robert Shearman
rob at codeweavers.com
Sat Jan 14 11:31:06 CST 2006
Dan Kegel wrote:
>Rob wrote:
>
>
>>This very much looks like a use-after-free bug. The first two
>>instructions are probably a COM *_Release call. Judging by the fact that
>>this is a regression I would also guess that it is a Wine object.
>>
>>
>
>This sounds like a job for valgrind!
>
>But, er, does valgrind still work with wine? Rob said it did in March:
>http://www.winehq.com/hypermail/wine-devel/2005/03/0397.html
>It was too hard for one guy back in July:
>http://www.winehq.com/hypermail/wine-devel/2005/07/0401.html
>but that was probably because he didn't see Rob's message from March.
>Maybe we need to put better instructions on how to use
>Valgrind with Wine on winehq.org... or, dare I suggest it,
>bundle valgrind with Wine so anybody could easily use it
>be setting WINEDEBUG=+valgrind or something like that...
>
Valgrind 3.1.0 works with Wine with no Wine modifications needed.
However, one patch to valgrind is required to generate meaningful
backtraces and I've attached it to this message - I guess I should
report this to the valgrind developers.
--
Rob Shearman
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