content: /*
   * Copyright (C) 2014 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) {
      if (new Main().$opt$TestFloatPhi() != 33.0f) {
        throw new Error("Unexpected result");
      }
    }
  
    public float $opt$TestFloatPhi() {
      float a = floatField;
      float b = 42.0f;
      if (test1) {
        // The phi for `a` will be found to be of type float.
        a = otherFloatField;
        // The phi for `b` will be found to be of type int (constants in DEX).
        b = 33.0f;
      }
      // Use a different condition to avoid having dx being too clever.
      if (test2) {
        // Type propagation now realizes that `b` must be of type float. So
        // it requests a float equivalent for `b`. Because the phi for `a` is
        // next to the phi for `b` in the phi list, the compiler used to crash,
        // assuming that a float phi following a phi *must* be for the same DEX
        // register.
        a = b;
      }
      return a;
    }
  
    float floatField = 4.2f;
    float otherFloatField = 42.2f;
    boolean test1 = true;
    boolean test2 = true;
  }
  