108 testall(int testnum, long double big, long double small)  in testall()  function
133           testall(1, 1.0, 0.0);  in main()
134           testall(2, 42.0, nextafterf(42.0, -INFINITY));  in main()
135           testall(3, nextafterf(42.0, INFINITY), 42.0);  in main()
136           testall(4, -5.0, -5.0);  in main()
137           testall(5, -3.0, -4.0);  in main()
138           testall(6, 1.0, NAN);  in main()
139           testall(7, INFINITY, NAN);  in main()
140           testall(8, INFINITY, 1.0);  in main()
141           testall(9, -3.0, -INFINITY);  in main()
142           testall(10, 3.0, -INFINITY);  in main()
143           testall(11, NAN, NAN);  in main()
146           testall(12, 0.0, -0.0);  in main()