[Haskell-cafe] Re: idea for avoiding temporaries

Bulat Ziganshin bulat.ziganshin at gmail.com
Tue Mar 13 07:25:31 EDT 2007

Hello Claus,

Tuesday, March 13, 2007, 2:10:49 PM, you wrote:

> how big is the impact of those MVars anyway, compared to a version that wouldn't
> have to worry about threads?

on my 1GHz cpu, withMVar locking makes 2*10^6 cycles/sec, compared
with 10-100x faster IORef operation

Best regards,
 Bulat                            mailto:Bulat.Ziganshin at gmail.com

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