T_LIBM_CHECK
T_LIBM_CHECK(i, acos, values[i].x, values[i].y, 1.0e-15);
T_LIBM_CHECK(i, acosf, values[i].x, values[i].y, 1.0e-5);
T_LIBM_CHECK(i, atan, values[i].x, values[i].y, 1.0e-15);
T_LIBM_CHECK(i, atanf, values[i].x, values[i].y, 1.0e-7);
T_LIBM_CHECK(i, exp2, v[i].x, v[i].d_y, 0.0);
T_LIBM_CHECK(i, exp2f, v[i].x, v[i].f_y, 0.0);
T_LIBM_CHECK(i, exp2, v[i].x, v[i].d_y, v[i].d_eps);
T_LIBM_CHECK(i, exp2f, v[i].x, v[i].f_y, v[i].f_eps);