==== tests/cases/compiler/setterWithReturn.ts (3 errors) ====
    class C234 {
        public set p1(arg1) {
                   ~~
!!! Accessors are only available when targeting ECMAScript 5 and higher.
            if (true) {
                return arg1;
                       ~~~~
!!! Setters cannot return a value.
            }
            else {
                return 0;
                       ~
!!! Setters cannot return a value.
            }
       }
    }