Re: Can we revert "avoid 64-bit intrinsics on 32-bit Windows"?

[Paul Eggert]

On 01/06/2015 10:29 AM, Gisle Vanem wrote:
> According to:
>   http://msdn.microsoft.com/en-us/library/fbxyd7zd.aspx
>
> the requirement for '_BitScanReverse64' is ARM, x64. I.e. not x86.

Thanks for checking.  Can you please try the attached patch (or the 
attached resulting versions) instead?  The idea is to work around the 
problem in the MSVC-specific section.  I can't easily check this myself, 
as I don't use MSVC.  If there's a typo on the patch please feel free to 
fix it.

count.diff
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count-trailing-zeros.h
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count-leading-zeros.h
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