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/*
* Copyright (C) 2015 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 {
// This tests a specific situation when condition ends up
// not getting materialized if only used by an environment.
private static Object obj;
private static int useValue(boolean value) {
return 42;
}
private static int runTest(boolean input1) {
boolean negation = !input1;
// Need the negation to appear in front of an If, and
// its condition to disappear. 'javac' will generate
// "if (!input1)" here and GVN will collapse the two
// conditions.
if (input1) {
// Generates an environment use of 'negation'.
obj = new Object();
}
// Uses 'negation' but disappears with inlining.
return useValue(negation);
}
public static void main(String[] args) throws Exception {
int result = runTest(true);
if (result != 42) {
throw new Error("Expected 42, got " + result);
}
}
}
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