On Tuesday, 9 March 2021 at 11:58:45 UTC, Andrey Zherikov wrote: > Should it work for in this case as well? > > alias f = (){}; I actually don't know. The docs do say that function pointers work differently - they match `is(typeof(f) == return)` but it isn't clear if it would match == function. You'd certainly think it would... but idk.