Re: [Haskell-cafe] Performance question

C's rand() function is very bad and should never be used really. On Thu, Feb 26, 2009 at 11:37 AM, Felipe Lessa wrote:

On Thu, Feb 26, 2009 at 7:56 AM, Eugene Kirpichov wrote:

...

Here is a variant that uses mersenne-random-pure64 and works less than 2x slower than C++:

And I would like to notice that rand() is incredibly dumber than the Mersenne twister, so probably if we took rand()'s code from glibc and rewrote it in Haskell, there would be another performance increase.

-- Felipe. _______________________________________________ Haskell-Cafe mailing list Haskell-Cafe@haskell.org http://www.haskell.org/mailman/listinfo/haskell-cafe