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Re: GCC beaten by ICC in stupid trig test!
On Wed, Mar 24, 2004 at 07:14:43PM +0000, Joseph S. Myers wrote:
> Evaluation order (sequence points) has nothing to do with associativity.
> The C syntax specifies that a+b+c means exactly (a+b)+c - but in both
> cases, a, b and c can be evaluated in any order.
So: does this mean that a conforming C compiler is not permitted, for
double add(double a, double b, double c) { return a + b + c;}
to generate the equivalent of
double t1 = a + c;
return t1 + b;
as a Fortran compiler is?