[FFmpeg-devel] [PATCH] lavu: test for broken binutils on ARM

[Michael Niedermayer]

On Mon, Dec 17, 2012 at 12:07:05PM -0500, Derek Buitenhuis wrote:
> On 15/12/2012 8:26 PM, Michael Niedermayer wrote:
> > On Sat, Dec 15, 2012 at 07:46:54PM -0500, Derek Buitenhuis wrote:
> >> On 15/12/2012 7:27 PM, Michael Niedermayer wrote:
> >>> av_sat_dadd32_arm()
> >>> i do not know if gcc generates the instructions itself from C code
> >>
> >> Actually, is there a link to a known binutils ID bug somewhere?
> > 
> > I dont know
> > what ive seen was a commit from 2009
> > that looked like it should have fixed it.
> > 
> > 
> >>
> >> It's feasible that one can inspect the linked file to see if it's
> >> been linked properly or not at config time, maybe.
> >>
> >> I guess one can grep around to see where that function is used.
> >> Maybe I'll do this after dinner...
> > 
> > g723.1
> 
> I've thought, and I can't really think of a good place to put this.
> 
> Perhaps, is there a known version range of binutils we can check for
> in configure?

i dont know such version range or if its reliable accross distros


> That would be pretty clean.

yes


[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Complexity theory is the science of finding the exact solution to an
approximation. Benchmarking OTOH is finding an approximation of the exact
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