| // Copyright (c) 2018, the R8 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. |
| package com.android.tools.r8.ir.optimize.checkcast; |
| |
| import com.android.tools.r8.NeverInline; |
| |
| class A { |
| @NeverInline |
| @Override |
| public String toString() { |
| return "A"; |
| } |
| } |
| |
| class B extends A { |
| @NeverInline |
| @Override |
| public String toString() { |
| return super.toString() + "B"; |
| } |
| } |
| |
| class C extends B { |
| @NeverInline |
| @Override |
| public String toString() { |
| return super.toString() + "C"; |
| } |
| } |
| |
| class CheckCastDebugTest { |
| @NeverInline |
| static void differentLocals() { |
| Object obj = new C(); |
| A a = (A) obj; |
| B b = (B) a; |
| C c = (C) b; |
| System.out.println(c.toString()); |
| } |
| |
| @NeverInline |
| static void sameLocal() { |
| Object obj = new C(); |
| obj = (A) obj; |
| obj = (B) obj; |
| obj = (C) obj; |
| System.out.println(obj.toString()); |
| } |
| |
| public static void main(String[] args) { |
| differentLocals(); |
| sameLocal(); |
| } |
| } |