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Subject: Re: [boost] [integer][math]Heads up on revised gcd/lcm code
From: John Maddock (jz.maddock_at_[hidden])
Date: 2017-04-29 17:36:13
>> * Compiler intrinsics are now used speed up binary-gcd steps where
>> possible, sadly this is incompatible with constexpr support since the
>> intrinsics aren't yet constexpr :(
>>
> Which intrinsics are those? GCC built-ins are typically constexpr, while
> the MSVC ones are not.
In that case I'll investigate some more, it's the bitscan
forward/backward that I need for this.
Thanks, John.
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