[FFmpeg-devel] PIC and YASM
Mon Nov 9 21:43:56 CET 2009
On Mon Nov 9 20:07:17 2009
Reimar D?ffinger wrote:
>>>>> @@ -1919,7 +1917,6 @@
>>>>> enable malloc_aligned
>>>>> - enable pic
>>>> OpenBSD builds fail without that currently. Does your new __PIC__
>>>> check fix that?
>>> I expect
> Interesting. I do not know 100% what OpenBSD does, but FFmpeg builds
> just with with PIC disabled, the generated program just does not run.
What is also interesting, how simple -pie (without appropriate cflags)
produces a working binary.
> However, I'd like to suggest the change below.
> Thing is, when PIC is enabled we already take the performance hit
> anyway, so I suggest we at least try to also get the security benefit
> by linking the executable programs as PIE.
> What do you think about that? Any known issues with -pie linker flag?
There is a minor issue with OpenBSD/arm:
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