[Haskell-cafe] Why is TChan GHC specific?

Derek Elkins derek.a.elkins at gmail.com
Thu May 13 18:10:13 EDT 2010


On Thu, May 13, 2010 at 10:49 AM, Edward Amsden <eca7215 at cs.rit.edu> wrote:
> On Wed, May 12, 2010 at 3:29 PM, Peter Robinson <thaldyron at gmail.com> wrote:
>> As far as I know, TChan needs the 'retry' combinator which requires GHC's RTS.
>> Same is true for TMVar, I think.
>
> (sorry for the doubling peter, I forgot reply-all)
>
> OK. I'm new to this and probably didn't know where to look, but I
> didn't know that 'retry' was GHC specific.

All of STM (Software Transactional Memory) is GHC-specific.


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