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Re: GCC beaten by ICC in stupid trig test!
Robert Dewar <dewar@gnat.com> writes:
| > Please do not assume that "real arithmetic" optimizations have already
| > been performed by the programmer by hand.
|
| The other view point here is "please don't assume the programmer
| is incompetent and does not know what he is doing. Floating-point
| operations are precisely defined in IEEE and if I am a serious
| fpt programmer, I write the computations I want, and I do not
| want the compiler substituting arbitrary non-equivalent
| expressions.
Agreed in principle, but I think the whole point is that if you're a
competent floating point programmer, you would not be using
-ffast-math :-)
-- Gaby