Re: [boost] [uuids] On boost::uuids::uuid operator == performance.

Michael Kochetkov wrote:

...

I'm using VC++2005 though.

I do remember that at least memcpy intrinsic worked pretty smart in that compiler.

It does. I think I see what's going on. memcmp has to return -1, 0 or 1. This is why it does an initial DWORD loop to find the first mismatch, then does a byte compare to determine the return value.