1#include "libm.h"
2
3#if LDBL_MANT_DIG == 53 && LDBL_MAX_EXP == 1024
4long double complex casinl(long double complex z)
5{
6	return casin(z);
7}
8#else
9// FIXME
10long double complex casinl(long double complex z)
11{
12	long double complex w;
13	long double x, y;
14
15	x = creall(z);
16	y = cimagl(z);
17	w = CMPLXL(1.0 - (x - y)*(x + y), -2.0*x*y);
18	return clogl(CMPLXL(-y, x) + csqrtl(w));
19}
20#endif
21