Wadler space leak

Jan Christiansen jac at informatik.uni-kiel.de
Mon Nov 1 12:52:45 EDT 2010


On 01.11.2010, at 10:38, Simon Marlow wrote:

> On 28/10/2010 14:21, Bertram Felgenhauer wrote:

>> Right. The optimization works by producing special thunks for tuple
>> selectors which the garbage collector can recognize and evaluate
>> during GC.
>>
>> However the implementation in GHC is quite brittle. See
>>
>>     http://hackage.haskell.org/trac/ghc/ticket/2607
>>
>> I suspect your program is another instance of this behaviour.
>
> Yes, that's exactly what happens.

Thanks very much for the explanation.

It seems to me that this bug is not considered as high priority. Is  
this correct? So it is not likely that this will be fixed in one of  
the next ghc releases, is it?

Thanks, Jan


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