81         TestMutex m1, m2;  in main()  local
83             LG lg(m1, m2);  in main()
84             assert(m1.locked && m2.locked);  in main()
86         assert(!m1.locked && !m2.locked);  in main()
90         TestMutex m1, m2, m3;  in main()  local
92             LG lg(m1, m2, m3);  in main()
93             assert(m1.locked && m2.locked && m3.locked);  in main()
95         assert(!m1.locked && !m2.locked && !m3.locked);  in main()
112         MT m1, m2;  in main()  local
115             LG lg(m1, m2);  in main()
118         assert(!m1.locked && !m2.locked);  in main()
123         MT m1, m2, m3;  in main()  local
124         m2.throws_on_lock = true;  in main()
126             LG lg(m1, m2, m3);  in main()
129         assert(!m1.locked && !m2.locked && !m3.locked);  in main()
135     TestMutex m1, m2, m3;  in main()  local
145         std::scoped_lock sl{m1, m2};  in main()
146 …static_assert((std::is_same<decltype(sl), std::scoped_lock<decltype(m1), decltype(m2)>>::value), "…  in main()
149         std::scoped_lock sl{m1, m2, m3};  in main()
150 …static_assert((std::is_same<decltype(sl), std::scoped_lock<decltype(m1), decltype(m2), decltype(m3…  in main()