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Re: GCC beaten by ICC in stupid trig test!
Laurent GUERBY wrote:
All Monte Carlo based algorithms are also likely to be in
the -ffast-math category. You're happy with 3-4 digits
of "accuracy" thanks to 1/sqrt(n) convergence :).
Another example is all computation where reducing the continuous physics
to discrete mathematics already introduced truncation errors larger than
any floating point rounding error at 24 bit mantissa precision.
[ It's only five centuries ago that people who were able to predict
the weather were burnt on the stake as witches - do not be so foolish
to repeat history here ]
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