[LCP]Detecting overflow of floating point calculations

[Vincent Penquerc'h]

> I know that I know that if a floating point number is larger
> than the
> maximum value it can hold, the printf() family of functions
> will print
> "inf", at least with gcc, so printing to a string with 

I don't know how portable they are (don't have my linux box
atm), but lookup finite and isnan (libc routines).

-- 
Vincent Penquerc'h 
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