Does `is` expression with template alias need fixing.

[FeepingCreature]

On Wednesday, 22 March 2023 at 12:54:52 UTC, jmh530 wrote:
> What the OP is referring to is an old D bug [1]. In this 
> thread, he's not really asking questions so much as 
> highlighting that it is still an issue.
>
> [1] https://issues.dlang.org/show_bug.cgi?id=1807

Ah, thank you! Yeah now that I see it's more about specifically 
recognizing and dissolving the alias usage on the *callee* side 
during type inference, it makes a lot more sense.

(Accidentally filed a dupe :) )