From: David Allsopp <dra-news@metastack.com>
To: Dmitry Bely <dmitry.bely@gmail.com>, Caml List <caml-list@inria.fr>
Subject: RE: [Caml-list] GADT memory representation
Date: Thu, 1 Dec 2016 09:52:34 +0000 [thread overview]
Message-ID: <E51C5B015DBD1348A1D85763337FB6D90135555A23@Remus.metastack.local> (raw)
In-Reply-To: <CAMT7qiR5+SxKKnsRTTKBxSCfMD3Lw1dgPbPmZxZQTxGJBPaoXA@mail.gmail.com>
Dmitry Bely wrote:
> I need to access/modify GADT data from C glue code. What is their memory
> representation? Is there any difference from ordinary sum types?
It's the same - GADTs are "just" add a lot of clever typing stuff on top of a normal sum type - they don't affect the runtime operation of the code.
> Unfortunately OCaml manual doesn't even mention GADTs in section
> "Interfacing C with OCaml".
That's worth a GPR/Mantis issue.
David
next prev parent reply other threads:[~2016-12-01 9:52 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-12-01 9:22 Dmitry Bely
2016-12-01 9:52 ` David Allsopp [this message]
2016-12-01 10:26 ` Dmitry Bely
2016-12-01 11:51 ` Alain Frisch
2016-12-01 14:12 ` octachron
2016-12-01 14:32 ` Dmitry Bely
2016-12-01 14:50 ` Gabriel Scherer
2016-12-01 15:21 ` Josh Berdine
2016-12-03 14:50 ` David Allsopp
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