3 #if LDBL_MANT_DIG == 53 && LDBL_MAX_EXP == 1024
5 #elif LDBL_MANT_DIG == 64 && LDBL_MAX_EXP == 16384
6 int __fpclassifyl(long double x)
8 union ldshape u = { x };
11 return u.bits.m ? FP_SUBNORMAL : FP_ZERO;
13 return u.bits.m & (uint64_t)-1>>1 ? FP_NAN : FP_INFINITE;
14 return u.bits.m & (uint64_t)1<<63 ? FP_NORMAL : FP_NAN;
16 #elif LDBL_MANT_DIG == 113 && LDBL_MAX_EXP == 16384
17 int __fpclassifyl(long double x)
19 union ldshape u = { x };
22 return u.bits.mlo | u.bits.mhi ? FP_SUBNORMAL : FP_ZERO;
24 return u.bits.mlo | u.bits.mhi ? FP_NAN : FP_INFINITE;