25         f.clear();  in main()
27         f.clear();  in main()
32         f.clear(std::memory_order_relaxed);  in main()
34         f.clear(std::memory_order_relaxed);  in main()
39         f.clear(std::memory_order_release);  in main()
41         f.clear(std::memory_order_release);  in main()
46         f.clear(std::memory_order_seq_cst);  in main()
48         f.clear(std::memory_order_seq_cst);  in main()
53         f.clear();  in main()
55         f.clear();  in main()
60         f.clear(std::memory_order_relaxed);  in main()
62         f.clear(std::memory_order_relaxed);  in main()
67         f.clear(std::memory_order_release);  in main()
69         f.clear(std::memory_order_release);  in main()
74         f.clear(std::memory_order_seq_cst);  in main()
76         f.clear(std::memory_order_seq_cst);  in main()