// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | |
// for details. All rights reserved. Use of this source code is governed by a | |
// BSD-style license that can be found in the LICENSE file. | |
// @dart = 2.9 | |
import "package:expect/expect.dart"; | |
// Dart test program to test type-based optimization on fields. | |
class A { | |
var x; | |
A() : x = new B(); | |
foo() { | |
x++; | |
} | |
} | |
class B { | |
operator +(other) => 498; | |
} | |
main() { | |
var a = new A(); | |
a.foo(); | |
a.foo(); | |
Expect.equals(499, a.x); | |
} |