v8/test/mjsunit/regress/regress-arg-materialize-store.js

23 lines
399 B
JavaScript

// Copyright 2015 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --allow-natives-syntax
function f() {
return f.arguments;
}
function g(deopt) {
var o = { x : 2 };
f();
o.x = 1;
deopt + 0;
return o.x;
}
g(0);
g(0);
%OptimizeFunctionOnNextCall(g);
assertEquals(1, g({}));