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atomicModifyIORef: use a local cas() instead of the global lock
authorSimon Marlow <simonmar@microsoft.com>
Wed, 8 Oct 2008 15:47:02 +0000 (15:47 +0000)
committerSimon Marlow <simonmar@microsoft.com>
Wed, 8 Oct 2008 15:47:02 +0000 (15:47 +0000)
This should improve scaling when using atomicModifyIORef


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Glasgow Haskell Compiler with heterogeneous metaprogramming (generalized arrows and modal types)