[FFmpeg-devel] r12525 crashes with gcc 4.3.0 on mingw32, due to a bug in compiler
Zuxy Meng
zuxy.meng
Mon May 12 06:52:11 CEST 2008
Hi,
2008/3/22 avcoder. net <ffmpeg at gmail.com>:
> On Sat, Mar 22, 2008 at 4:01 AM, Zuxy Meng <zuxy.meng at gmail.com> wrote:
>
>> Hi,
>>
>> I just found that GCC 4.3.0 on MinGW32 incorrectly marks the
>> .text.unlikely section as "writable" instead of "executable", which
>> causes as to believe it should pad the section with zeros instead of
>> nops. The result is catastrophic.
>>
>> Good news is that few are affected, though.
>>
> Sadly, I am one of victims
>
> I spent a whole night to trace the bug!
>
> How to fix it?
Fixed in gcc 4.3.1
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35661
--
Zuxy
Beauty is truth,
While truth is beauty.
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