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      1 /*
      2  * Copyright (C) 2016 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 class Main {
     18   private static boolean $inline$false() { return false; }
     19 
     20   /// CHECK-START: void Main.main(java.lang.String[]) dead_code_elimination$initial (before)
     21   /// CHECK-DAG:     <<Const0:i\d+>> IntConstant 0
     22   /// CHECK-DAG:     <<Const1:i\d+>> IntConstant 1
     23   /// CHECK-DAG:     <<Phi:i\d+>>    Phi [<<Const0>>,<<Add:i\d+>>] loop:{{B\d+}}
     24   /// CHECK-DAG:                     InvokeVirtual [{{l\d+}},<<Phi>>] method_name:java.io.PrintStream.println
     25   /// CHECK-DAG:     <<Add>>         Add [<<Phi>>,<<Const1>>]
     26 
     27   public static void main(String[] args) {
     28     if ($inline$false()) {
     29       int x = 0;
     30       while (true) {
     31         System.out.println(x++);
     32       }
     33     }
     34   }
     35 }
     36