1#include "libm.h" 2 3#if LDBL_MANT_DIG == 53 && LDBL_MAX_EXP == 1024 4long double complex ctanl(long double complex z) 5{ 6 return ctan(z); 7} 8#else 9long double complex ctanl(long double complex z) 10{ 11 z = ctanhl(CMPLXL(-cimagl(z), creall(z))); 12 return CMPLXL(cimagl(z), -creall(z)); 13} 14#endif 15