std.digest can't CTFE?

Jonathan M Davis newsgroup.d at jmdavisprog.com
Thu May 31 22:40:41 UTC 2018


On Thursday, May 31, 2018 14:29:13 Manu via Digitalmars-d wrote:
> "CTFE
> Digests do not work in CTFE"
>
>
> That's an unfortunate limitation... why is, those things? :(

If I had to guess without looking at the code? I would guess that it's doing
various casts to hash stuff, and no kind of reintpret cast is allowed in
CTFE. But really, you'd have to actually run the code, see what works and
what doesn't, and look at each error you get when it doesn't to see what
it's doing that can't be done during CTFE. Depending on what it's doing, it
may be possible to make it work during CTFE, or it may not. CTFE can do a
lot, but there's also a lot that it can't do - especially if you start doing
anything low level.

- Jonathan M Davis



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