#include "libm.h"
+
+#if LDBL_MANT_DIG == 53 && LDBL_MAX_EXP == 1024
+long double fmaxl(long double x, long double y)
+{
+ return fmax(x, y);
+}
+#else
long double fmaxl(long double x, long double y)
{
if (isnan(x))
return signbit(x) ? y : x;
return x < y ? y : x;
}
+#endif