//// [a.js]
// This test is asserting that a single property/element access
// on `this` is a special assignment declaration, but chaining
// off that does not create additional declarations. I’m not sure
// if it needs to be that way in JavaScript; the test simply
// ensures no accidental changes were introduced while allowing
// element access assignments to create declarations.
this.x = {};
this.x.y = {};
this["y"] = {};
this["y"]["z"] = {};
/** @constructor */ function F() {
    this.a = {};
    this.a.b = {};
    this["b"] = {};
    this["b"]["c"] = {};
}
var f = new F();
f.a;
f.b;
