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555 lines
18 KiB
Java
555 lines
18 KiB
Java
/*
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* Copyright (c) 2024, Red Hat, Inc. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/**
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* @test
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* @bug 8332827
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* @summary [REDO] C2: crash in compiled code because of dependency on removed range check CastIIs
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*
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* @run main/othervm -XX:-TieredCompilation -XX:-UseOnStackReplacement -XX:-BackgroundCompilation
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* -XX:CompileCommand=dontinline,TestArrayAccessAboveRCAfterRCCastIIEliminated::notInlined
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* TestArrayAccessAboveRCAfterRCCastIIEliminated
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* @run main/othervm -XX:-TieredCompilation -XX:-UseOnStackReplacement -XX:-BackgroundCompilation
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* -XX:CompileCommand=dontinline,TestArrayAccessAboveRCAfterRCCastIIEliminated::notInlined
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* -XX:+UnlockDiagnosticVMOptions -XX:+StressGCM TestArrayAccessAboveRCAfterRCCastIIEliminated
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* @run main TestArrayAccessAboveRCAfterRCCastIIEliminated
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* @run main/othervm -XX:CompileCommand=dontinline,TestArrayAccessAboveRCAfterRCCastIIEliminated::notInlined
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* TestArrayAccessAboveRCAfterRCCastIIEliminated
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*
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*/
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public class TestArrayAccessAboveRCAfterRCCastIIEliminated {
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private static int intField;
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private static long longField;
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private static volatile int volatileField;
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public static void main(String[] args) {
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for (int i = 0; i < 20_000; i++) {
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test1(9, 10, 1, true);
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test1(9, 10, 1, false);
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test2(9, 10, 1, true);
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test2(9, 10, 1, false);
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test3(9, 10, 1, true);
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test3(9, 10, 1, false);
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test4(9, 10, 1, true);
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test4(9, 10, 1, false);
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test5(9, 10, 1, true);
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test5(9, 10, 1, false);
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test6(9, 10, 1, true);
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test6(9, 10, 1, false);
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test7(9, 10, 1, true);
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test7(9, 10, 1, false);
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test8(9, 10, 1, true);
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test8(9, 10, 1, false);
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test9(9, 10, 1, true);
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test9(9, 10, 1, false);
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test10(9, 10, 1, true);
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test10(9, 10, 1, false);
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test11(9, 10, 1, true);
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test11(9, 10, 1, false);
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test12(9, 10, 1, true);
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test12(9, 10, 1, false);
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test13(9, 10, 1, true);
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test13(9, 10, 1, false);
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test14(8, 0, 1, true);
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test14(8, 0, 1, false);
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inlined14(0, 0);
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test15(8, 0, 1, true);
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test15(8, 0, 1, false);
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inlined15(0, 0);
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}
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try {
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test1(-1, 10, 1, true);
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} catch (ArrayIndexOutOfBoundsException arrayIndexOutOfBoundsException) {
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}
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try {
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test2(-1, 10, 1, true);
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} catch (ArrayIndexOutOfBoundsException arrayIndexOutOfBoundsException) {
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}
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try {
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test3(-1, 10, 1, true);
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} catch (ArrayIndexOutOfBoundsException arrayIndexOutOfBoundsException) {
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}
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try {
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test4(-1, 10, 1, true);
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} catch (ArrayIndexOutOfBoundsException arrayIndexOutOfBoundsException) {
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}
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try {
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test5(-1, 10, 1, true);
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} catch (ArrayIndexOutOfBoundsException arrayIndexOutOfBoundsException) {
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}
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try {
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test6(-1, 10, 1, true);
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} catch (ArrayIndexOutOfBoundsException arrayIndexOutOfBoundsException) {
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}
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try {
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test7(-1, 10, 1, true);
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} catch (ArrayIndexOutOfBoundsException arrayIndexOutOfBoundsException) {
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}
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try {
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test8(-1, 10, 1, true);
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} catch (ArrayIndexOutOfBoundsException arrayIndexOutOfBoundsException) {
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}
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try {
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test9(-1, 10, 1, true);
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} catch (ArrayIndexOutOfBoundsException arrayIndexOutOfBoundsException) {
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}
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try {
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test10(-1, 10, 1, true);
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} catch (ArrayIndexOutOfBoundsException arrayIndexOutOfBoundsException) {
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}
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try {
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test11(-1, 10, 1, true);
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} catch (ArrayIndexOutOfBoundsException arrayIndexOutOfBoundsException) {
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}
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try {
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test12(-1, 10, 1, true);
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} catch (ArrayIndexOutOfBoundsException arrayIndexOutOfBoundsException) {
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}
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try {
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test13(-1, 10, 1, true);
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} catch (ArrayIndexOutOfBoundsException arrayIndexOutOfBoundsException) {
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}
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try {
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test14(Integer.MAX_VALUE, 10, 1, true);
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} catch (ArrayIndexOutOfBoundsException arrayIndexOutOfBoundsException) {
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}
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try {
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test15(Integer.MAX_VALUE, 10, 1, true);
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} catch (ArrayIndexOutOfBoundsException arrayIndexOutOfBoundsException) {
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}
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}
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private static void test1(int i, int j, int flag, boolean flag2) {
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i = Math.min(i, 9);
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int[] array = new int[10];
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notInlined(array);
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if (flag == 0) {
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}
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if (flag2) {
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float[] newArray = new float[j];
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newArray[i] = 42;
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float[] otherArray = new float[i];
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if (flag == 0) {
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}
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intField = array[otherArray.length];
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} else {
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float[] newArray = new float[j];
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newArray[i] = 42;
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float[] otherArray = new float[i];
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if (flag == 0) {
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}
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intField = array[otherArray.length];
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}
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for (int k = 0; k < 10; k++) {
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}
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}
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private static void test2(int i, int j, int flag, boolean flag2) {
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i = Math.min(i, 9);
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int[] array = new int[10];
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notInlined(array);
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if (flag == 0) {
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}
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if (flag2) {
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float[] newArray = new float[j];
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newArray[i] = 42;
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float[] otherArray = new float[i];
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if (flag == 0) {
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}
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intField = 1 / (otherArray.length + 1);
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} else {
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float[] newArray = new float[j];
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newArray[i] = 42;
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float[] otherArray = new float[i];
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if (flag == 0) {
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}
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intField = 1 / (otherArray.length + 1);
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}
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for (int k = 0; k < 10; k++) {
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}
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}
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private static void test3(int i, int j, int flag, boolean flag2) {
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i = Math.min(i, 9);
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int[] array = new int[10];
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notInlined(array);
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if (flag == 0) {
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}
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if (flag2) {
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float[] newArray = new float[j];
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newArray[i] = 42;
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float[] otherArray = new float[i];
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if (flag == 0) {
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}
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longField = 1L / (otherArray.length + 1);
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} else {
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float[] newArray = new float[j];
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newArray[i] = 42;
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float[] otherArray = new float[i];
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if (flag == 0) {
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}
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longField = 1L / (otherArray.length + 1);
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}
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for (int k = 0; k < 10; k++) {
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}
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}
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private static void test4(int i, int j, int flag, boolean flag2) {
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i = Math.min(i, 9);
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int[] array = new int[10];
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notInlined(array);
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if (flag == 0) {
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}
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if (flag2) {
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float[] newArray = new float[j];
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newArray[i] = 42;
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float[] otherArray = new float[i];
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if (flag == 0) {
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}
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intField = 1 % (otherArray.length + 1);
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} else {
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float[] newArray = new float[j];
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newArray[i] = 42;
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float[] otherArray = new float[i];
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if (flag == 0) {
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}
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intField = 1 % (otherArray.length + 1);
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}
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for (int k = 0; k < 10; k++) {
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}
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}
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private static void test5(int i, int j, int flag, boolean flag2) {
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i = Math.min(i, 9);
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int[] array = new int[10];
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notInlined(array);
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if (flag == 0) {
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}
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if (flag2) {
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float[] newArray = new float[j];
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newArray[i] = 42;
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float[] otherArray = new float[i];
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if (flag == 0) {
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}
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longField = 1L % (otherArray.length + 1);
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} else {
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float[] newArray = new float[j];
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newArray[i] = 42;
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float[] otherArray = new float[i];
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if (flag == 0) {
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}
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longField = 1L % (otherArray.length + 1);
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}
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for (int k = 0; k < 10; k++) {
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}
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}
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private static void test6(int i, int j, int flag, boolean flag2) {
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i = Math.min(i, 9);
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int[] array = new int[10];
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notInlined(array);
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if (flag == 0) {
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}
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if (flag2) {
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float[] newArray = new float[j];
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newArray[i] = 42;
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float[] otherArray = new float[i];
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if (flag == 0) {
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}
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intField = 1 % (otherArray.length + 1) + 1 / (otherArray.length + 1);
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} else {
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float[] newArray = new float[j];
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newArray[i] = 42;
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float[] otherArray = new float[i];
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if (flag == 0) {
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}
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intField = 1 % (otherArray.length + 1) + 1 / (otherArray.length + 1);
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}
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for (int k = 0; k < 10; k++) {
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}
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}
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private static void test7(int i, int j, int flag, boolean flag2) {
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i = Math.min(i, 9);
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int[] array = new int[10];
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notInlined(array);
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if (flag == 0) {
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}
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if (flag2) {
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float[] newArray = new float[j];
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newArray[i] = 42;
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float[] otherArray = new float[i];
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if (flag == 0) {
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}
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longField = 1L % (otherArray.length + 1) + 1L / (otherArray.length + 1);
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} else {
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float[] newArray = new float[j];
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newArray[i] = 42;
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float[] otherArray = new float[i];
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if (flag == 0) {
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}
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longField = 1L % (otherArray.length + 1) + 1L / (otherArray.length + 1);
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}
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for (int k = 0; k < 10; k++) {
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}
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}
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private static void test8(int i, int j, int flag, boolean flag2) {
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i = Math.min(i, 9);
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int[] array = new int[10];
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notInlined(array);
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if (flag == 0) {
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}
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if (flag2) {
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float[] newArray = new float[j];
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newArray[i] = 42;
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float[] otherArray = new float[i];
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if (flag == 0) {
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}
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intField = Integer.divideUnsigned(1, (otherArray.length + 1));
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} else {
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float[] newArray = new float[j];
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newArray[i] = 42;
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float[] otherArray = new float[i];
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if (flag == 0) {
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}
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intField = Integer.divideUnsigned(1, (otherArray.length + 1));
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}
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for (int k = 0; k < 10; k++) {
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}
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}
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private static void test9(int i, int j, int flag, boolean flag2) {
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i = Math.min(i, 9);
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int[] array = new int[10];
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notInlined(array);
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if (flag == 0) {
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}
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if (flag2) {
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float[] newArray = new float[j];
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newArray[i] = 42;
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float[] otherArray = new float[i];
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if (flag == 0) {
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}
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longField = Long.divideUnsigned(1L, (otherArray.length + 1));
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} else {
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float[] newArray = new float[j];
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newArray[i] = 42;
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float[] otherArray = new float[i];
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if (flag == 0) {
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}
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longField = Long.divideUnsigned(1L, (otherArray.length + 1));
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}
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for (int k = 0; k < 10; k++) {
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}
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}
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private static void test10(int i, int j, int flag, boolean flag2) {
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i = Math.min(i, 9);
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int[] array = new int[10];
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notInlined(array);
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if (flag == 0) {
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}
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if (flag2) {
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float[] newArray = new float[j];
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newArray[i] = 42;
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float[] otherArray = new float[i];
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if (flag == 0) {
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}
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intField = Integer.remainderUnsigned(1, (otherArray.length + 1));
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} else {
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float[] newArray = new float[j];
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newArray[i] = 42;
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float[] otherArray = new float[i];
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if (flag == 0) {
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}
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intField = Integer.remainderUnsigned(1, (otherArray.length + 1));
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}
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for (int k = 0; k < 10; k++) {
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}
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}
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private static void test11(int i, int j, int flag, boolean flag2) {
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i = Math.min(i, 9);
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int[] array = new int[10];
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notInlined(array);
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if (flag == 0) {
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}
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if (flag2) {
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float[] newArray = new float[j];
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newArray[i] = 42;
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float[] otherArray = new float[i];
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if (flag == 0) {
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}
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longField = Long.remainderUnsigned(1L, (otherArray.length + 1));
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} else {
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float[] newArray = new float[j];
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newArray[i] = 42;
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float[] otherArray = new float[i];
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if (flag == 0) {
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}
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longField = Long.remainderUnsigned(1L, (otherArray.length + 1));
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}
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for (int k = 0; k < 10; k++) {
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}
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}
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private static void test12(int i, int j, int flag, boolean flag2) {
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i = Math.min(i, 9);
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int[] array = new int[10];
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notInlined(array);
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if (flag == 0) {
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}
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if (flag2) {
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float[] newArray = new float[j];
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newArray[i] = 42;
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float[] otherArray = new float[i];
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if (flag == 0) {
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}
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intField = Integer.divideUnsigned(1, (otherArray.length + 1)) +
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Integer.remainderUnsigned(1, (otherArray.length + 1));
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} else {
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float[] newArray = new float[j];
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newArray[i] = 42;
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float[] otherArray = new float[i];
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if (flag == 0) {
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}
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intField = Integer.divideUnsigned(1, (otherArray.length + 1)) +
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Integer.remainderUnsigned(1, (otherArray.length + 1));
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}
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for (int k = 0; k < 10; k++) {
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}
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}
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private static void test13(int i, int j, int flag, boolean flag2) {
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i = Math.min(i, 9);
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int[] array = new int[10];
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notInlined(array);
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if (flag == 0) {
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}
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if (flag2) {
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float[] newArray = new float[j];
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newArray[i] = 42;
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float[] otherArray = new float[i];
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if (flag == 0) {
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}
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longField = Long.remainderUnsigned(1L, (otherArray.length + 1)) +
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Long.divideUnsigned(1L, (otherArray.length + 1));
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} else {
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float[] newArray = new float[j];
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newArray[i] = 42;
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float[] otherArray = new float[i];
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if (flag == 0) {
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}
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longField = Long.remainderUnsigned(1L, (otherArray.length + 1)) +
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Long.divideUnsigned(1L, (otherArray.length + 1));
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}
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for (int k = 0; k < 10; k++) {
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}
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}
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// Range check cast type widen after loop opts causes control dependency to be lost
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private static void test14(int i, int j, int flag, boolean flag2) {
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int l = 0;
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for (; l < 10; l++);
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j = inlined14(j, l);
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int[] array = new int[10];
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notInlined(array);
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if (flag == 0) {
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}
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if (flag2) {
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float[] newArray = new float[10];
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newArray[i+j] = 42; // i+j in [0, 9]
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float[] otherArray = new float[i+j]; // i+j in [0, max]
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if (flag == 0) {
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}
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intField = array[otherArray.length];
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} else {
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float[] newArray = new float[10];
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newArray[i+j] = 42; // i+j in [0, 9]
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float[] otherArray = new float[i+j]; // i+j in [0, max]
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if (flag == 0) {
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}
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intField = array[otherArray.length];
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}
|
|
}
|
|
|
|
private static int inlined14(int j, int l) {
|
|
if (l == 10) {
|
|
j = 1;
|
|
}
|
|
return j;
|
|
}
|
|
|
|
private static void test15(int i, int j, int flag, boolean flag2) {
|
|
i = Integer.max(i, Integer.MIN_VALUE + 1);
|
|
int l = 0;
|
|
for (; l < 10; l++);
|
|
j = inlined15(j, l);
|
|
int[] array = new int[10];
|
|
notInlined(array);
|
|
if (flag == 0) {
|
|
}
|
|
if (flag2) {
|
|
float[] newArray = new float[10];
|
|
newArray[i+j] = 42; // i+j in [0, 9]
|
|
float[] otherArray = new float[i+j]; // i+j in [0, max]
|
|
if (flag == 0) {
|
|
}
|
|
intField = array[otherArray.length];
|
|
} else {
|
|
float[] newArray = new float[10];
|
|
newArray[i+j] = 42; // i+j in [0, 9]
|
|
float[] otherArray = new float[i+j]; // i+j in [0, max]
|
|
if (flag == 0) {
|
|
}
|
|
intField = array[otherArray.length];
|
|
}
|
|
}
|
|
|
|
private static int inlined15(int j, int l) {
|
|
if (l == 10) {
|
|
j = Integer.max(j, Integer.MIN_VALUE + 10);
|
|
}
|
|
return j;
|
|
}
|
|
|
|
private static void notInlined(int[] array) {
|
|
|
|
}
|
|
}
|