[Issue 10550] Xorshift32 and Xorshift160 do not generate uniformly-distributed random numbers

[d-bugmail at puremagic.com]

http://d.puremagic.com/issues/show_bug.cgi?id=10550



--- Comment #8 from Masahiro Nakagawa <repeatedly at gmail.com> 2013-07-08 07:28:26 PDT ---
(In reply to comment #7)
> What I'd really like is to have a source for the checking values for Xorshift
> used in the unittests.  Masahiro, do you recall how you obtained these values? 
> They're not in Marsaglia's paper, and Google searches to track down their
> source are proving fruitless. :-(

I remember correctly, I generated test cases from paper based C implementation.
I implemented C version first and generated test cases for D unittest.
After that, I implemented XorshiftEngine for D-ish code.

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