Re: GHC 7.2.2 RC 1

Sorry, no. That one has a workaround: define your own fixIO: fixIO :: (a -> IO a) -> IO a fixIO k = do m <- newEmptyMVar ans <- unsafeInterleaveIO (takeMVar m) result <- k ans putMVar m result return result Cheers, Simon On 11/11/2011 06:16, Nathan Howell wrote:

Any chance #5421 (<<loop>> in withMVar (reproducible, but with large test case) could be backported to 7.2.2?

-n

On Sun, Nov 6, 2011 at 5:18 AM, Ian Lynagh mailto:igloo@earth.li> wrote:

7.2.2 will be a minimal bugfix release, fixing only bugs that cannot be worked around. Please let us know if you find any showstoppers.

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