/*
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* Copyright (C) 2015 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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class OtherClass {
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static {
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a = 42;
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b = 54;
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}
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static int a;
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static int b;
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}
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public final class Main {
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/// CHECK-START: int Main.accessTwoStatics() GVN (before)
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/// CHECK-DAG: <<Class1:l\d+>> LoadClass
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/// CHECK-DAG: ClinitCheck [<<Class1>>]
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/// CHECK-DAG: <<Class2:l\d+>> LoadClass
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/// CHECK-DAG: ClinitCheck [<<Class2>>]
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/// CHECK-START: int Main.accessTwoStatics() GVN (after)
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/// CHECK-DAG: <<Class:l\d+>> LoadClass
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/// CHECK-DAG: ClinitCheck [<<Class>>]
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/// CHECK-NOT: ClinitCheck
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public static int accessTwoStatics() {
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return OtherClass.b - OtherClass.a;
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}
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/// CHECK-START: int Main.accessTwoStaticsCallInBetween() GVN (before)
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/// CHECK-DAG: <<Class1:l\d+>> LoadClass
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/// CHECK-DAG: ClinitCheck [<<Class1>>]
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/// CHECK-DAG: <<Class2:l\d+>> LoadClass
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/// CHECK-DAG: ClinitCheck [<<Class2>>]
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/// CHECK-START: int Main.accessTwoStaticsCallInBetween() GVN (after)
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/// CHECK-DAG: <<Class:l\d+>> LoadClass
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/// CHECK-DAG: ClinitCheck [<<Class>>]
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/// CHECK-NOT: ClinitCheck
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public static int accessTwoStaticsCallInBetween() {
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int b = OtherClass.b;
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foo();
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return b - OtherClass.a;
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}
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public static void foo() {
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try {
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Thread.sleep(0);
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} catch (Exception e) {
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throw new Error(e);
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}
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}
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public static void main(String[] args) {
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if (accessTwoStatics() != 12) {
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throw new Error("Expected 12");
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}
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if (accessTwoStaticsCallInBetween() != 12) {
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throw new Error("Expected 12");
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}
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}
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}
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