42         if (testcases[i].real() == 0 && testcases[i].imag() == 0)  in test_edges()
48                 if (std::signbit(testcases[i].imag()))  in test_edges()
49                     is_about(r.imag(), -pi);  in test_edges()
51                     is_about(r.imag(), pi);  in test_edges()
57                 assert(r.imag() == 0);  in test_edges()
58                 assert(std::signbit(testcases[i].imag()) == std::signbit(r.imag()));  in test_edges()
61         else if (std::isfinite(testcases[i].real()) && std::isinf(testcases[i].imag()))  in test_edges()
65             if (testcases[i].imag() > 0)  in test_edges()
66                 is_about(r.imag(), pi/2);  in test_edges()
68                 is_about(r.imag(), -pi/2);  in test_edges()
70         else if (std::isfinite(testcases[i].real()) && std::isnan(testcases[i].imag()))  in test_edges()
73             assert(std::isnan(r.imag()));  in test_edges()
75 … (std::isinf(testcases[i].real()) && testcases[i].real() < 0 && std::isfinite(testcases[i].imag()))  in test_edges()
78             if (r.imag() > 0)  in test_edges()
79                 is_about(r.imag(), pi);  in test_edges()
81                 is_about(r.imag(), -pi);  in test_edges()
83 … (std::isinf(testcases[i].real()) && testcases[i].real() > 0 && std::isfinite(testcases[i].imag()))  in test_edges()
86             assert(r.imag() == 0);  in test_edges()
87             assert(std::signbit(testcases[i].imag()) == std::signbit(r.imag()));  in test_edges()
89         else if (testcases[i].real() == 1 && testcases[i].imag() == 0)  in test_edges()
92             assert(std::signbit(r.imag()) == std::signbit(testcases[i].imag()));  in test_edges()
94         else if (testcases[i].real() == 0 && testcases[i].imag() == 1)  in test_edges()
97             is_about(r.imag(), pi/2);  in test_edges()
99         else if (testcases[i].real() == -1 && testcases[i].imag() == 0)  in test_edges()
102             if (std::signbit(testcases[i].imag()))  in test_edges()
103                 is_about(r.imag(), -pi);  in test_edges()
105                 is_about(r.imag(),  pi);  in test_edges()
107         else if (testcases[i].real() == 0 && testcases[i].imag() == -1)  in test_edges()
110             is_about(r.imag(), -pi/2);  in test_edges()
112 …else if (std::isfinite(testcases[i].real()) && std::isfinite(testcases[i].imag()) && abs(testcases…  in test_edges()
115             assert(std::signbit(r.imag()) == std::signbit(testcases[i].imag()));  in test_edges()
117 …else if (std::isfinite(testcases[i].real()) && std::isfinite(testcases[i].imag()) && abs(testcases…  in test_edges()
120             assert(std::signbit(r.imag()) == std::signbit(testcases[i].imag()));  in test_edges()