36     bool doCond(Expression *e)  in doCond()
42     bool doCond(Expressions *e)  in doCond()
50     bool applyTo(Expression *e)  in applyTo()
57     void visit(Expression *e)  in visit()
62     void visit(NewExp *e)  in visit()
69     void visit(NewAnonClassExp *e)  in visit()
76     void visit(TypeidExp *e)  in visit()
81     void visit(UnaExp *e)  in visit()
86     void visit(BinExp *e)  in visit()
91     void visit(AssertExp *e)  in visit()
97     void visit(CallExp *e)  in visit()
103     void visit(ArrayExp *e)  in visit()
109     void visit(SliceExp *e)  in visit()
114     void visit(ArrayLiteralExp *e)  in visit()
119     void visit(AssocArrayLiteralExp *e)  in visit()
124     void visit(StructLiteralExp *e)  in visit()
133     void visit(TupleExp *e)  in visit()
138     void visit(CondExp *e)  in visit()
144 bool walkPostorder(Expression *e, StoppableVisitor *v)  in walkPostorder()