18 lines
520 B
JavaScript
18 lines
520 B
JavaScript
|
// Copyright 2017 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 --opt
|
||
|
|
|
||
|
|
function foo(o) { return o.x; }
|
||
|
|
|
||
|
|
assertEquals(undefined, foo({}));
|
||
|
|
assertEquals(undefined, foo(1));
|
||
|
|
assertEquals(undefined, foo({}));
|
||
|
|
assertEquals(undefined, foo(1));
|
||
|
|
%OptimizeFunctionOnNextCall(foo);
|
||
|
|
assertEquals(undefined, foo({}));
|
||
|
|
assertOptimized(foo);
|
||
|
|
assertEquals(undefined, foo(1));
|
||
|
|
assertOptimized(foo);
|