[Haskell-cafe] Why is TChan GHC specific?

[Edward Amsden]

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.