Lines Matching refs:acos
130 testall(acos, 0.0, pi / 2, FE_INEXACT); in ATF_TC_BODY()
133 testall(acos, -0.0, pi / 2, FE_INEXACT); in ATF_TC_BODY()
137 testall(acos, INFINITY, NAN, FE_INVALID); in ATF_TC_BODY()
140 testall(acos, -INFINITY, NAN, FE_INVALID); in ATF_TC_BODY()
144 testall(acos, NAN, NAN, 0); in ATF_TC_BODY()
244 testall(acos, 1.0, 0, 0); in ATF_TC_BODY()
247 testall(acos, -1.0, pi, FE_INEXACT); in ATF_TC_BODY()
257 testall_tol(acos, sqrtl(2) / 2, pi / 4, 1, FE_INEXACT); in ATF_TC_BODY()
259 testall_tol(acos, -sqrtl(2) / 2, c3pi / 4, 1, FE_INEXACT); in ATF_TC_BODY()
262 testall_tol(acos, sqrtl(3) / 2, pio3 / 2, 1, FE_INEXACT); in ATF_TC_BODY()
265 testall_tol(acos, -sqrtl(3) / 2, c5pio3 / 2, 1, FE_INEXACT); in ATF_TC_BODY()
305 testall(acos, tiny, pi / 2, FE_INEXACT); in ATF_TC_BODY()
309 testall(acos, -tiny, pi / 2, FE_INEXACT); in ATF_TC_BODY()
401 return (cosl(acos(x))); in cosacos()