Is there a way to make a function parameter accept only values that can be checked at compile time?

[max haughton]

On Wednesday, 29 December 2021 at 08:56:47 UTC, rempas wrote:
> On Tuesday, 28 December 2021 at 22:26:33 UTC, max haughton 
> wrote:
>> Why do you need this? What's wrong with a normal branch in 
>> this case.
>
> Runtime performance. I want the value to get checked at compile 
> time and use "static if" with it

If the value is known at compile time the compiler can pretty 
easily do that for you unless you're really unlucky.