69     static_assert(testConstexprSpan(std::span<int>()),            "");  in main()
70     static_assert(testConstexprSpan(std::span<long>()),           "");  in main()
71     static_assert(testConstexprSpan(std::span<double>()),         "");  in main()
72     static_assert(testConstexprSpan(std::span<A>()),              "");  in main()
73     static_assert(testConstexprSpan(std::span<std::string>()),    "");  in main()
75     static_assert(testConstexprSpan(std::span<int, 0>()),         "");  in main()
76     static_assert(testConstexprSpan(std::span<long, 0>()),        "");  in main()
77     static_assert(testConstexprSpan(std::span<double, 0>()),      "");  in main()
78     static_assert(testConstexprSpan(std::span<A, 0>()),           "");  in main()
79     static_assert(testConstexprSpan(std::span<std::string, 0>()), "");  in main()
81     static_assert(testConstexprSpan(std::span<const int>(iArr1, 1)),    "");  in main()
82     static_assert(testConstexprSpan(std::span<const int>(iArr1, 2)),    "");  in main()
83     static_assert(testConstexprSpan(std::span<const int>(iArr1, 3)),    "");  in main()
84     static_assert(testConstexprSpan(std::span<const int>(iArr1, 4)),    "");  in main()
85     static_assert(testConstexprSpan(std::span<const int>(iArr1, 5)),    "");  in main()
88     testRuntimeSpan(std::span<int>        ());  in main()
89     testRuntimeSpan(std::span<long>       ());  in main()
90     testRuntimeSpan(std::span<double>     ());  in main()
91     testRuntimeSpan(std::span<A>          ());  in main()
92     testRuntimeSpan(std::span<std::string>());  in main()
94     testRuntimeSpan(std::span<int, 0>        ());  in main()
95     testRuntimeSpan(std::span<long, 0>       ());  in main()
96     testRuntimeSpan(std::span<double, 0>     ());  in main()
97     testRuntimeSpan(std::span<A, 0>          ());  in main()
98     testRuntimeSpan(std::span<std::string, 0>());  in main()
100     testRuntimeSpan(std::span<int>(iArr2, 1));  in main()
101     testRuntimeSpan(std::span<int>(iArr2, 2));  in main()
102     testRuntimeSpan(std::span<int>(iArr2, 3));  in main()
103     testRuntimeSpan(std::span<int>(iArr2, 4));  in main()
104     testRuntimeSpan(std::span<int>(iArr2, 5));  in main()
107     testRuntimeSpan(std::span<std::string>(&s, (std::size_t) 0));  in main()
108     testRuntimeSpan(std::span<std::string>(&s, 1));  in main()