ref: 16b9ff5fd8840555c30a22402ece715609992d7f
dir: /nan_plan9.c/
#include "platform.h" #include "nan.h" #include "ieee754.h" double D_PNAN, D_NNAN, D_PINF, D_NINF; void nan_init(void) { D_PNAN = D_NNAN = strtod("+NaN", nil); D_PINF = D_NINF = strtod("+Inf", nil); union ieee754_double *d; d = (union ieee754_double *)&D_NNAN; d->ieee.negative = 1; d = (union ieee754_double *)&D_NINF; d->ieee.negative = 1; }