[vlc-devel] memory breakage at vlc_stat

[Naohiro KORIYAMA]

2012/1/28 Rémi Denis-Courmont <remi at remlab.net>:
> Le samedi 28 janvier 2012 14:26:13 Naohiro KORIYAMA, vous avez écrit :
>> 2012/1/28 Rémi Denis-Courmont <remi at remlab.net>:
>> > Le samedi 28 janvier 2012 12:01:41 Naohiro KORIYAMA, vous avez écrit :
>> >> VLC win32 nightly builds (vlc-2.1.0-git-20120128-0411-win32-debug) does
>> >> not run.
>> >>
>> >> int vlc_stat (const char *filename, struct stat *buf)
>> >>  int ret = _wstati64 (wpath, buf);
>> >>
>> >> compiler warning appears here because of incompatible pointer type:
>> >> ../../extras/package/win32/../../../src/win32/filesystem.c: In
>> >> function 'vlc_stat':
>> >> ../../extras/package/win32/../../../src/win32/filesystem.c:246:
>> >> warning: passing argument 2 of '_wstati64' from incompatible pointer
>> >> type
>> >> /usr/lib/gcc/i586-mingw32msvc/4.4.4/../../../../i586-mingw32msvc/include
>> >> /sy s/stat.h:182: note: expected 'struct _stati64 *' but argument is of
>> >> type 'struct stat *'
>> >>
>> >> This cause memory breakage.
>> >> After passing _wstati64(), filename is broken. I confirmed it with gdb.
>> >
>> > It works fine here in fact.
>>
>> I'm sorry, at that time, filename was broken on my build, but filename
>> is not broken on NB.
>> But another part (relpath, absdir) is broken on NB.
>
> Lots of things are optimized out in that stack trace. I am afraid I do not
> have the time to guess what is going to wrong. Turning optimizations off might
> help.

OK, I'll do it later.

Thank you for your help.

-- 
KORIYAMA, Naohiro
nkoriyama at gmail.com