content: /*
   * Copyright (C) 2016 The Android Open Source Project
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  public class Main {
  
    public static void main(String[] args) {
      System.out.println(test().intValue());
    }
  
    /// CHECK-START: java.lang.Integer Main.test() builder (after)
    /// CHECK-DAG:     <<Method:[ij]\d+>>    CurrentMethod
    /// CHECK-DAG:     <<Const2P19:i\d+>>    IntConstant 524288
    /// CHECK-DAG:     <<ConstM1:i\d+>>      IntConstant -1
    /// CHECK-DAG:     <<Array:l\d+>>        NewArray [<<Const2P19>>,<<Method>>]
    /// CHECK-DAG:     <<Length1:i\d+>>      ArrayLength [<<Array>>]
    /// CHECK-DAG:     <<Index:i\d+>>        Add [<<Length1>>,<<ConstM1>>]
    /// CHECK-DAG:     <<Length2:i\d+>>      ArrayLength [<<Array>>]
    /// CHECK-DAG:     <<BoundsCheck:i\d+>>  BoundsCheck [<<Index>>,<<Length2>>]
    /// CHECK-DAG:     <<LastElement:l\d+>>  ArrayGet [<<Array>>,<<BoundsCheck>>]
    /// CHECK-DAG:                           Return [<<LastElement>>]
  
  
    /// CHECK-START: java.lang.Integer Main.test() register (before)
    /// CHECK-DAG:     <<Method:[ij]\d+>>    CurrentMethod
    /// CHECK-DAG:     <<Const2P19:i\d+>>    IntConstant 524288
    /// CHECK-DAG:     <<Const2P19M1:i\d+>>  IntConstant 524287
    /// CHECK-DAG:     <<Array:l\d+>>        NewArray [<<Const2P19>>,<<Method>>]
    /// CHECK-DAG:     <<LastElement:l\d+>>  ArrayGet [<<Array>>,<<Const2P19M1>>]
    /// CHECK-DAG:                           Return [<<LastElement>>]
  
    public static Integer test() {
      Integer[] integers = new Integer[1 << 19];
      initIntegerArray(integers);
      // Array load with a large constant index (after constant folding
      // and bounds check elimination).
      Integer last_integer = integers[integers.length - 1];
      return last_integer;
    }
  
    public static void initIntegerArray(Integer[] integers) {
      for (int i = 0; i < integers.length; ++i) {
        integers[i] = new Integer(i);
      }
    }
  
  }
  