81 fn powd(base: f64, exponent: f64, expected: f64) {  in powd()  function
82     let res = libm::powd(base, exponent);  in powd()
87             libm::powd(base, exponent) == expected  in powd()
98     sets.iter().for_each(|s| s.iter().for_each(|val| powd(*val, exponent, expected)));  in powd_test_sets_as_base()
102     sets.iter().for_each(|s| s.iter().for_each(|val| powd(base, *val, expected)));  in powd_test_sets_as_exponent()
164     powd_test_sets(ALL, &|v: f64| libm::powd(f64::NEG_INFINITY, v), &|v: f64| libm::powd(-0.0, -v));  in powd_infinity_as_base()
223     powd_test_sets(ALL, &|v: f64| libm::powd(v, 1.0), &|v: f64| v);  in special_cases()
227     powd_test_sets(ALL, &|v: f64| libm::powd(v, -1.0), &|v: f64| 1.0 / v);  in special_cases()
233             powd_test_sets(ALL, &|v: f64| libm::powd(-v, *int), &|v: f64| {  in special_cases()
234                 libm::powd(-1.0, *int) * libm::powd(v, *int)  in special_cases()
243             powd_test_sets(&ALL[3..7], &|v: f64| libm::powd(*val, v), &|_| f64::NAN);  in special_cases()
250     assert_eq!(libm::powd(2.0, 20.0), (1 << 20) as f64);  in normal_cases()
251     assert_eq!(libm::powd(-1.0, 9.0), -1.0);  in normal_cases()
252     assert!(libm::powd(-1.0, 2.2).is_nan());  in normal_cases()
253     assert!(libm::powd(-1.0, -1.14).is_nan());  in normal_cases()