[Haskell-cafe] Lazy ST test code

Albert Y. C. Lai trebla at vex.net
Mon Jan 30 19:28:13 UTC 2017

On 2017-01-29 02:22 AM, David Feuer wrote:
> I've come up with what might be a fix for a major thread safety bug in
> lazy ST. Fixing it involved making multiple non-trivial changes to a
> number of basic functions. Unfortunately, the GHC test suite barely
> touches lazy ST. Does anyone out there have some code that uses lazy ST
> in interesting ways but that only relies on the libraries that ship with
> GHC?

I don't normally use lazy ST, but I have some toy examples at 
http://lpaste.net/63925 . You may like the fact that I got 
strictToLazyST involved.

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