[Haskell-cafe] Performance with do notation, mwc-random and unboxed vector
bos at serpentine.com
Sat Jun 16 01:27:01 CEST 2012
On Wed, Jun 13, 2012 at 12:56 AM, Roman Leshchinskiy <rl at cse.unsw.edu.au>wrote:
> It doesn't change the semantics of your program but it can make it
> significantly slower (or faster, as in this case). The various state hack
> related tickets on trac might give you an idea of what is happening here.
I filed a bug: http://hackage.haskell.org/trac/ghc/ticket/6166
(I'd CC myself on an existing bug, but trac's search feature gives me tons
of irrelevant hits.)
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