!7 sclass MyClass implements _SetField { S a, b, c, d, e, f; public void _setField(S f, O x) { if (f.equals('a)) a = (S) x; else if (f.equals('b)) b = (S) x; else if (f.equals('c)) c = (S) x; else if (f.equals('d)) d = (S) x; else if (f.equals('e)) e = (S) x; else if (f.equals('f)) f = (S) x; } } sclass MyOtherClass {} static volatile new MyClass c; p { setOpt(new MyOtherClass, 'a, 0); // just to fill setOpt's cache int n = tenMillion(); repeat 10 { time { repeat n { setOpt(c, 'e, "hello"); } }} printBenchResult(n); }