Purity, memoization and parallelization of dmd

[Stefan Koch]

On Thursday, 16 July 2020 at 18:55:23 UTC, Paul Backus wrote:

> Template instantiations are already cached (which actually 
> causes buggy behavior, because they are not quite pure [1]).
>
> [1] https://issues.dlang.org/show_bug.cgi?id=19458

Good you've post this here.
I would have overlooked it otherwise.
This is a critical bug.