On Tuesday, 13 July 2021 at 15:14:26 UTC, Ali Çehreli wrote:
On 7/13/21 4:12 AM, wjoe wrote:
> ```D
> byte x = some_val;
> long y = some_val;
>
> x ^^= y; // Error:  cannot implicitly convert expression
> pow(cast(long)cast(int)x, y) of type long to byte

[...]

> I rewrote it to something like
> ```D
> mixin("x = cast(typeof(x))(x" ~ op[0..$-1] ~ " y);");
> ```
> but I'm curious if there's a less convoluted way.

If it's important, std.conv.to checks the value:

import std.conv;

void main() {
  byte x = 2;
  long y = 6;
  x = (x ^^ y).to!(typeof(x));
}

For example, run-time error if y == 7.

Ali

I was planning on adding support for over-/underflow bits but this is much better. Thanks!

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