Bug#472613: ffmpeg-free_0.cvs20071007-4(hppa/experimental): FTBFS: missing -fPIC

Reinhard Tartler siretart at tauware.de
Fri Apr 18 13:48:52 UTC 2008

Fabian Greffrath <greffrath at leat.rub.de> writes:

> Reinhard Tartler schrieb:
>> Hm, that would be a severe regression to what we currently have,
>> IMO. I'd take that option only as last resort, but not as obvious way to
>> go. However I'm open for arguments why this wasn't that bad...
> Well, we allready do this for ARM. Furthermore we build our packages for
> i386 and cannot expect every machine out there to support MMX.
> In many cases these architecture-specific optimizations do not gain too
> much performance if compared to the loss of portability they cause.

Okay, if you make this consideration, then I have to say this makes
sense. I think we both agree that we don't know the code enough to
sensibly support these optimisations, and I also agree that having a
working ffmpeg with less optimisation is better than not having it at all.

>> Let's better revert your last change for now and rethink our options.
> Why revert the change? The problem is not that we now have found a way
> to actually add '-fPIC -DPIC' to CFLAGS, but that some
> architecture-specific files fail to build with these flags. I mean,
> reverting back to a broken measure to add these flags - which actually
> results in the flags not beeing added - is not a fix for the very
> problem (was that understandable?). ;)

Good Point! :)

Reinhard Tartler, KeyID 945348A4

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