[Agda] Compiler internals for projection functions

Ulf Norell ulf.norell at gmail.com
Fri Sep 23 10:34:05 CEST 2011


On Fri, Sep 23, 2011 at 10:21 AM, Vincent Siles
<vincent.siles at ens-lyon.org>wrote:

> Is this related to the performance issue  you were talking about a few week
> ago
> (related to using Sigma instead of build-in records) ?
>

Yes. With this optimisation using Sigma (record or datatype version) to
define the
type of categories doesn't make the type checker explode defining the
projection functions.

/ Ulf
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