[FFmpeg-devel] [PATCH] Workaround to build ffmpeg on MacOs 10.15

Timo Rothenpieler timo at rothenpieler.org
Sat Jan 4 16:27:16 EET 2020


On 04.01.2020 14:37, Michael Niedermayer wrote:
> I dont know how effective this is or what exactly this option does, i
> couldnt find documentation for it quickly what it does in clang on macosx.
> google keeps pointing to gcc
> but
> 
> a crash is better than arbitrary code execution, which IIUC is the idea
> here, if the stack of a thread grows too much, crash instead of overwriting
> something that comes after it.
> Not crashing when the stack overlapps another threads stack or heap is
> unlikely to be better.
> 
> That said, thats when things work, IIUC theres some kind of bug in the
> apple compiler.
> If that is true the workaround of disablng the flag should only be
> enabled when a affected compiler is used

This seems to be a known bug for quite a while now, why did it not get 
fixed in the compiler yet?


More information about the ffmpeg-devel mailing list