43         if (testcases[i].real() == 0 && testcases[i].imag() == 0)  in test_edges()
46             assert(std::signbit(r.imag()) == std::signbit(testcases[i].imag()));  in test_edges()
48         else if (std::isfinite(testcases[i].real()) && std::isinf(testcases[i].imag()))  in test_edges()
52             assert(std::isinf(r.imag()));  in test_edges()
53             assert(std::signbit(testcases[i].imag()) == std::signbit(r.imag()));  in test_edges()
55         else if ( testcases[i].real() == 0 && std::isnan(testcases[i].imag()))  in test_edges()
59             assert(std::isnan(r.imag()));  in test_edges()
61         else if (std::isfinite(testcases[i].real()) && std::isnan(testcases[i].imag()))  in test_edges()
64             assert(std::isnan(r.imag()));  in test_edges()
66         else if (std::isinf(testcases[i].real()) && std::isfinite(testcases[i].imag()))  in test_edges()
72             assert(std::isinf(r.imag()));  in test_edges()
73             assert(std::signbit(testcases[i].imag()) == std::signbit(r.imag()));  in test_edges()
75         else if (std::isinf(testcases[i].real()) && std::isinf(testcases[i].imag()))  in test_edges()
81             assert(std::isinf(r.imag()));  in test_edges()
82             assert(std::signbit(testcases[i].imag()) == std::signbit(r.imag()));  in test_edges()
84         else if (std::isinf(testcases[i].real()) && std::isnan(testcases[i].imag()))  in test_edges()
87             assert(std::isinf(r.imag()));  in test_edges()
88             assert(std::signbit(testcases[i].real()) != std::signbit(r.imag()));  in test_edges()
90         else if (std::isnan(testcases[i].real()) && std::isfinite(testcases[i].imag()))  in test_edges()
93             assert(std::isnan(r.imag()));  in test_edges()
95         else if (std::isnan(testcases[i].real()) && std::isinf(testcases[i].imag()))  in test_edges()
98             assert(std::isinf(r.imag()));  in test_edges()
100         else if (std::isnan(testcases[i].real()) && std::isnan(testcases[i].imag()))  in test_edges()
103             assert(std::isnan(r.imag()));  in test_edges()
108             assert(std::signbit(r.imag()) == std::signbit(testcases[i].imag()));  in test_edges()