src/complex/ctanl.c

   1 #include "libm.h"
   2
   3 #if LDBL_MANT_DIG == 53 && LDBL_MAX_EXP == 1024
   4 long double complex ctanl(long double complex z)
   5 {
   6         return ctan(z);
   7 }
   8 #else
   9 long 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