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

Derek Buitenhuis derek.buitenhuis at gmail.com
Mon Dec 17 18:07:05 CET 2012


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? That would be pretty clean.

- Derek


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