[FFmpeg-devel] [PATCH 3/3] configure: speedup x2-x8

Reino Wijnsma rwijnsma at xs4all.nl
Mon Aug 27 01:18:05 EEST 2018


On 26-8-2018 22:27, Dave Yeo <daveryeo at telus.net> wrote:
> On 08/25/18 11:11 AM, avih wrote:
>> After the previous speedups, configure spent 20-60% of its runtime
>> at check_deps(). It's particularly slow with bash. After some local
>> optimizations - mainly avoid pushvar/popvar and abort early in one
>> notable case (empty deps), it's now x4-x25 faster.
>
> Works great on OS/2, from 700 seconds to 144 seconds
> Dave

I've gone from 857s to 268s on my old WinXP pc. That's really impressive!

-- Reino


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