On Mon, Jun 06, 2016 at 05:11:34PM +1000, Matt Oliver wrote: > --- > libavutil/x86/intmath.h | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/libavutil/x86/intmath.h b/libavutil/x86/intmath.h > index f58b0d0..de177dd 100644 > --- a/libavutil/x86/intmath.h > +++ b/libavutil/x86/intmath.h > @@ -47,6 +47,7 @@ static av_always_inline av_const int ff_log2_x86(unsigned > int v) > # endif > # define ff_log2_16bit av_log2 > > +#if defined(_MSC_VER) && (_MSC_VER >= 1700) > # define ff_ctz(v) _tzcnt_u32(v)
should this not be some configre based chec like CONFIG_TZCNT_U32 ? [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB I am the wisest man alive, for I know one thing, and that is that I know nothing. -- Socrates
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