1.1 --- a/core/sm_stringutil.cpp	Sun Apr 20 00:37:20 2014 -0500
     1.2 +++ b/core/sm_stringutil.cpp	Tue Apr 22 19:40:45 2014 -0700
     1.3 @@ -213,6 +213,11 @@
     1.4  	int significant_digits = 0;	// number of significant digits written
     1.5  	const int MAX_SIGNIFICANT_DIGITS = 16;
     1.6  
     1.7 +	if (isnan(fval)) {
     1.8 +		AddString(buf_p, maxlen, "NaN", width, prec);
     1.9 +		return;
    1.10 +	}
    1.11 +
    1.12  	// default precision
    1.13  	if (prec < 0)
    1.14  	{