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3456
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1 /*
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2 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 *
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23 */
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24
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25 /**
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26 * @test
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27 * @bug 7052494
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28 * @summary Eclipse test fails on JDK 7 b142
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29 *
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30 * @run main/othervm -Xbatch Test7052494
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31 */
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32
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33
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34 public class Test7052494 {
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35
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36 static int test1(int i, int limit) {
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37 int result = 0;
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38 while (i++ != 0) {
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39 if (result >= limit)
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40 break;
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41 result = i*2;
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42 }
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43 return result;
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44 }
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45
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46 static int test2(int i, int limit) {
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47 int result = 0;
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48 while (i-- != 0) {
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49 if (result <= limit)
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50 break;
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51 result = i*2;
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52 }
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53 return result;
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54 }
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55
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56 static void test3(int i, int limit, int arr[]) {
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57 while (i++ != 0) {
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58 if (arr[i-1] >= limit)
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59 break;
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60 arr[i] = i*2;
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61 }
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62 }
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63
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64 static void test4(int i, int limit, int arr[]) {
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65 while (i-- != 0) {
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66 if (arr[arr.length + i + 1] <= limit)
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67 break;
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68 arr[arr.length + i] = i*2;
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69 }
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70 }
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71
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72 // Empty loop rolls through MAXINT if i > 0
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73 static int test5(int i) {
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74 int result = 0;
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75 while (i++ != 0) {
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76 result = i*2;
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77 }
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78 return result;
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79 }
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80
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81 // Empty loop rolls through MININT if i < 0
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82 static int test6(int i) {
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83 int result = 0;
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84 while (i-- != 0) {
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85 result = i*2;
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86 }
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87 return result;
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88 }
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89
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90 public static void main(String [] args) {
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91 boolean failed = false;
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92 int[] arr = new int[8];
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93 int[] ar3 = { 0, 0, 4, 6, 8, 10, 0, 0 };
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94 int[] ar4 = { 0, 0, 0, -10, -8, -6, -4, 0 };
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95 for (int i = 0; i < 11000; i++) {
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96 int k = test1(1, 10);
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97 if (k != 10) {
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98 System.out.println("FAILED: " + k + " != 10");
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99 failed = true;
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100 break;
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101 }
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102 }
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103 for (int i = 0; i < 11000; i++) {
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104 int k = test2(-1, -10);
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105 if (k != -10) {
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106 System.out.println("FAILED: " + k + " != -10");
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107 failed = true;
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108 break;
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109 }
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110 }
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111 for (int i = 0; i < 11000; i++) {
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112 java.util.Arrays.fill(arr, 0);
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113 test3(1, 10, arr);
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114 if (!java.util.Arrays.equals(arr,ar3)) {
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115 System.out.println("FAILED: arr = { " + arr[0] + ", "
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116 + arr[1] + ", "
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117 + arr[2] + ", "
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118 + arr[3] + ", "
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119 + arr[4] + ", "
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120 + arr[5] + ", "
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121 + arr[6] + ", "
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122 + arr[7] + " }");
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123 failed = true;
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124 break;
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125 }
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126 }
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127 for (int i = 0; i < 11000; i++) {
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128 java.util.Arrays.fill(arr, 0);
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129 test4(-1, -10, arr);
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130 if (!java.util.Arrays.equals(arr,ar4)) {
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131 System.out.println("FAILED: arr = { " + arr[0] + ", "
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132 + arr[1] + ", "
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133 + arr[2] + ", "
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134 + arr[3] + ", "
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135 + arr[4] + ", "
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136 + arr[5] + ", "
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137 + arr[6] + ", "
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138 + arr[7] + " }");
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139 failed = true;
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140 break;
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141 }
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142 }
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143 for (int i = 0; i < 11000; i++) {
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144 int k = test5(1);
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145 if (k != 0) {
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146 System.out.println("FAILED: " + k + " != 0");
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147 failed = true;
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148 break;
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149 }
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150 }
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151 for (int i = 0; i < 11000; i++) {
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152 int k = test6(-1);
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153 if (k != 0) {
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154 System.out.println("FAILED: " + k + " != 0");
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155 failed = true;
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156 break;
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157 }
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158 }
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159 if (failed)
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160 System.exit(97);
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161 }
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162 }
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