[Haskell-cafe] Error in the asynchronous exception operational semantics

David Barbour dmbarbour at gmail.com
Wed Aug 10 02:48:13 CEST 2011

All you need to know about asynchronous exceptions is: *don't use
them!* They're
too difficult to reason about, in terms of failure modes and such. Use TVars
or MVars instead.

On Tue, Aug 9, 2011 at 1:40 PM, Edward Z. Yang <ezyang at mit.edu> wrote:

> Hello all,
> I was recently reading "Asynchronous Exceptions as an Effect" by Harrison,
> Allwein, Gill and Procter, and noticed at the end that they found an error
> in the operational semantics described in "Asynchronous Exceptions in
> Haskell"
> by the Simons and Andrew Moran.  Does anyone know what this error was, and
> whether or not it was corrected in the December 12, 2006 version of the
> paper
> floating around on the net?
> Thanks,
> Edward
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