1#include "libm.h" 2 3#if (LDBL_MANT_DIG == 64 || LDBL_MANT_DIG == 113) && LDBL_MAX_EXP == 16384 4int __signbitl(long double x) 5{ 6 union ldshape u = {x}; 7 return u.i.se >> 15; 8} 9#elif LDBL_MANT_DIG == 53 && LDBL_MAX_EXP == 1024 10int __signbitl(long double x) 11{ 12 return __signbit(x); 13} 14#endif 15