42         if (testcases[i].real() == 0 && testcases[i].imag() == 0)  in test_edges()
45             assert(std::signbit(r.imag()) == std::signbit(testcases[i].imag()));  in test_edges()
47         else if (std::isfinite(testcases[i].real()) && std::isinf(testcases[i].imag()))  in test_edges()
51             assert(std::isinf(r.imag()));  in test_edges()
52             assert(std::signbit(testcases[i].imag()) == std::signbit(r.imag()));  in test_edges()
54         else if ( testcases[i].real() == 0 && std::isnan(testcases[i].imag()))  in test_edges()
58             assert(std::isnan(r.imag()));  in test_edges()
60         else if (std::isfinite(testcases[i].real()) && std::isnan(testcases[i].imag()))  in test_edges()
63             assert(std::isnan(r.imag()));  in test_edges()
65         else if (std::isinf(testcases[i].real()) && std::isfinite(testcases[i].imag()))  in test_edges()
71             assert(std::isinf(r.imag()));  in test_edges()
72             assert(std::signbit(testcases[i].imag()) == std::signbit(r.imag()));  in test_edges()
74         else if (std::isinf(testcases[i].real()) && std::isinf(testcases[i].imag()))  in test_edges()
80             assert(std::isinf(r.imag()));  in test_edges()
81             assert(std::signbit(testcases[i].imag()) == std::signbit(r.imag()));  in test_edges()
83         else if (std::isinf(testcases[i].real()) && std::isnan(testcases[i].imag()))  in test_edges()
86             assert(std::isinf(r.imag()));  in test_edges()
87             assert(std::signbit(testcases[i].real()) != std::signbit(r.imag()));  in test_edges()
89         else if (std::isnan(testcases[i].real()) && std::isfinite(testcases[i].imag()))  in test_edges()
92             assert(std::isnan(r.imag()));  in test_edges()
94         else if (std::isnan(testcases[i].real()) && std::isinf(testcases[i].imag()))  in test_edges()
97             assert(std::isinf(r.imag()));  in test_edges()
99         else if (std::isnan(testcases[i].real()) && std::isnan(testcases[i].imag()))  in test_edges()
102             assert(std::isnan(r.imag()));  in test_edges()
107             assert(std::signbit(r.imag()) == std::signbit(testcases[i].imag()));  in test_edges()