FP_ILOGBNAN

Special return values of ilogb.

alias FP_ILOGBNAN = core.stdc.math.FP_ILOGBNAN

Examples

assert(ilogb(0) == FP_ILOGB0);
assert(ilogb(0.0) == FP_ILOGB0);
assert(ilogb(double.nan) == FP_ILOGBNAN);