On 02/08/2010, Henri Verbeet hverbeet@gmail.com wrote:
On 2 August 2010 13:20, GOUJON Alexandre ale.goujon@gmail.com wrote:
Why don't you use math.h NAN macro ? A quick search on google gave me http://www.gnu.org/software/libc/manual//html_node/Infinity-and-NaN.html
That's not portable enough.
The INFINITY macro is part of C99, but for NaN, why not use something like sqrt(-1) ?