class Bar { public static final String T = ""; void m0() { while (T == "") { f(); } f(); } void m() { while (T == "a") { f(); } } void m01() { while (T != "") { f(); } } void m1() { while (T != "a") { f(); } f(); } void m2() { while (T != T) { f(); } } void m3() { while (T == T) {} f(); } private void f() {} }