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From: Matthias Troyer (troyer_at_[hidden])
Date: 2007-07-18 23:05:18

On 17 Jul 2007, at 14:58, Mikko Vainio wrote:

> Dear boosters,
> Has anyone else noticed that lagged_fibonacci607 produces negative
> random numbers when compiled with the Intel C++ compiler for Linux
> v10.0
> using Pentium4 processor specific optimizations? As far as I
> understand,
> the random numbers generated by lagged_fibonacci607 should be
> within the
> interval [0,1). GCC and the Intel compiler with less aggressive
> optimizations generate values within that range.
> This is probably a bug in the Intel compiler, but if anyone has a
> workaround please let me know.

Can you see it just with the default seed?
Which compiler options do you use?


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