How do I do a 64 bits mulhi in D?

Sun Nov 27 15:00:08 UTC 2022

On Sunday, 27 November 2022 at 14:22:28 UTC, deadalnix wrote:
> I wasn't aware of that feature. Not very portable, but way more 
> portable than the previous solution. Still compiler specific, 
> but at least not plateform specific anymore.

There is still a problem, but this is getting better (assuming 
one uses LDC):

https://github.com/llvm/llvm-project/issues/59217