The typechecker in 6.6.1 gets confused by the ($) and loses track of
the 'freeness' of s (the thread variable) . The same code should work
fine in 6.8.1, or alternatively in 6.6.1 without the ($).
Cheers
pepe
On 09/12/2007, at 12:11, Nicu Ionita wrote:
Hi,
I'm trying to use the ST monad
On Dec 9, 2007 2:39 PM, pepe [EMAIL PROTECTED] wrote:
The typechecker in 6.6.1 gets confused by the ($) and loses track of
the 'freeness' of s (the thread variable) . The same code should work
fine in 6.8.1, or alternatively in 6.6.1 without the ($).
True. However, note that the release notes
True. However, note that the release notes of 6.8.1 encourage not to
rely in this new feature because it can change in the feature.
I obviously meant in the future, sorry.
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On Sun, Dec 09, 2007 at 12:11:42PM +0100, Nicu Ionita wrote:
Hi,
I'm trying to use the ST monad in order to turn an almost pure function into
a pure one: reading a precalculated list of primes into a prime set. But the
following code brings an error:
primes :: Set Integer
primes =
