gcc compilation on amd opteron and precision

[Nathan Sidwell]

Muge Unel wrote:

> p= (long double) 1.0 / (long double) 3.0;
> q = (long double) p *  (long double) 3.0 -  (long double) 1.0;
> printf ("1 /3 is:              %.30e\n", p);
> printf ("(1 / 3) x 3 - 1 is:   %.30e\n", q);

you probably want %.30Le format if p and q are indeed long doubles,
as man -S3 printf tells you.

nathan


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