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hotspot/test/compiler/stable/TestStableBoolean.java
changeset 25641 d99065e4572b
parent 23192 f6a1c8866065
child 26916 8a1deee4f9b4
equal deleted inserted replaced
25640:eb0d8ef2f700 25641:d99065e4572b 
    24  */
 
    24  */
 
    25 
    25 
    26 /*
 
    26 /*
 
    27  * @test TestStableBoolean
 
    27  * @test TestStableBoolean
 
    28  * @summary tests on stable fields and arrays
 
    28  * @summary tests on stable fields and arrays
 
    29  * @library /testlibrary
 
    29  * @library /testlibrary /testlibrary/whitebox
 
    30  * @compile -XDignore.symbol.file TestStableBoolean.java
 
    30  * @build TestStableBoolean StableConfiguration sun.hotspot.WhiteBox
 
       
    31  * @run main ClassFileInstaller sun.hotspot.WhiteBox sun.hotspot.WhiteBox$WhiteBoxPermission
 
    31  * @run main ClassFileInstaller
 
    32  * @run main ClassFileInstaller
 
       
    33  *           java/lang/invoke/StableConfiguration
 
    32  *           java/lang/invoke/TestStableBoolean
 
    34  *           java/lang/invoke/TestStableBoolean
 
    33  *           java/lang/invoke/TestStableBoolean$BooleanStable
 
    35  *           java/lang/invoke/TestStableBoolean$BooleanStable
 
    34  *           java/lang/invoke/TestStableBoolean$StaticBooleanStable
 
    36  *           java/lang/invoke/TestStableBoolean$StaticBooleanStable
 
    35  *           java/lang/invoke/TestStableBoolean$VolatileBooleanStable
 
    37  *           java/lang/invoke/TestStableBoolean$VolatileBooleanStable
 
    36  *           java/lang/invoke/TestStableBoolean$BooleanArrayDim1
 
    38  *           java/lang/invoke/TestStableBoolean$BooleanArrayDim1
 
    46  *           java/lang/invoke/TestStableBoolean$NestedStableField2
 
    48  *           java/lang/invoke/TestStableBoolean$NestedStableField2
 
    47  *           java/lang/invoke/TestStableBoolean$NestedStableField2$A
 
    49  *           java/lang/invoke/TestStableBoolean$NestedStableField2$A
 
    48  *           java/lang/invoke/TestStableBoolean$NestedStableField3
 
    50  *           java/lang/invoke/TestStableBoolean$NestedStableField3
 
    49  *           java/lang/invoke/TestStableBoolean$NestedStableField3$A
 
    51  *           java/lang/invoke/TestStableBoolean$NestedStableField3$A
 
    50  *           java/lang/invoke/TestStableBoolean$DefaultValue
 
    52  *           java/lang/invoke/TestStableBoolean$DefaultValue
 
       
    53  *           java/lang/invoke/TestStableBoolean$DefaultStaticValue
 
    51  *           java/lang/invoke/TestStableBoolean$ObjectArrayLowerDim2
 
    54  *           java/lang/invoke/TestStableBoolean$ObjectArrayLowerDim2
 
    52  *
 
    55  *
 
    53  * @run main/othervm -Xbootclasspath/a:. -XX:+IgnoreUnrecognizedVMOptions
 
    56  * @run main/othervm -Xbootclasspath/a:. -XX:+IgnoreUnrecognizedVMOptions
 
    54  *                   -XX:+UnlockDiagnosticVMOptions -XX:+FoldStableValues -XX:+UseCompressedOop
 
    57  *                   -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xcomp
 
    55  *                   -server -XX:-TieredCompilation -Xcomp
 
    58  *                   -server -XX:-TieredCompilation
 
       
    59  *                   -XX:+FoldStableValues
 
       
    60  *                   -XX:CompileOnly=::get,::get1,::get2,::get3,::get4
 
       
    61  *                   java.lang.invoke.TestStableBoolean
 
       
    62  * @run main/othervm -Xbootclasspath/a:. -XX:+IgnoreUnrecognizedVMOptions
 
       
    63  *                   -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xcomp
 
       
    64  *                   -server -XX:-TieredCompilation
 
       
    65  *                   -XX:-FoldStableValues
 
    56  *                   -XX:CompileOnly=::get,::get1,::get2,::get3,::get4
 
    66  *                   -XX:CompileOnly=::get,::get1,::get2,::get3,::get4
 
    57  *                   java.lang.invoke.TestStableBoolean
 
    67  *                   java.lang.invoke.TestStableBoolean
 
    58  *
 
    68  *
 
    59  * @run main/othervm -Xbootclasspath/a:. -XX:+IgnoreUnrecognizedVMOptions
 
    69  * @run main/othervm -Xbootclasspath/a:. -XX:+IgnoreUnrecognizedVMOptions
 
    60  *                   -XX:+UnlockDiagnosticVMOptions -XX:+FoldStableValues -XX:-UseCompressedOop
 
    70  *                   -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xcomp
 
    61  *                   -server -XX:-TieredCompilation -Xcomp
 
    71  *                   -server -XX:+TieredCompilation -XX:TieredStopAtLevel=1
 
       
    72  *                   -XX:+FoldStableValues
 
       
    73  *                   -XX:CompileOnly=::get,::get1,::get2,::get3,::get4
 
       
    74  *                   java.lang.invoke.TestStableBoolean
 
       
    75  * @run main/othervm -Xbootclasspath/a:. -XX:+IgnoreUnrecognizedVMOptions
 
       
    76  *                   -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xcomp
 
       
    77  *                   -server -XX:+TieredCompilation -XX:TieredStopAtLevel=1
 
       
    78  *                   -XX:-FoldStableValues
 
    62  *                   -XX:CompileOnly=::get,::get1,::get2,::get3,::get4
 
    79  *                   -XX:CompileOnly=::get,::get1,::get2,::get3,::get4
 
    63  *                   java.lang.invoke.TestStableBoolean
 
    80  *                   java.lang.invoke.TestStableBoolean
 
    64  *
 
    81  *
 
    65  * @run main/othervm -Xbootclasspath/a:. -XX:+IgnoreUnrecognizedVMOptions
 
    82  * @run main/othervm -Xbootclasspath/a:. -XX:+IgnoreUnrecognizedVMOptions
 
    66  *                   -XX:+UnlockDiagnosticVMOptions -XX:-FoldStableValues -XX:+UseCompressedOop
 
    83  *                   -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xcomp
 
    67  *                   -server -XX:-TieredCompilation -Xcomp
 
    84  *                   -client -XX:-TieredCompilation
 
       
    85  *                   -XX:+FoldStableValues
 
    68  *                   -XX:CompileOnly=::get,::get1,::get2,::get3,::get4
 
    86  *                   -XX:CompileOnly=::get,::get1,::get2,::get3,::get4
 
    69  *                   java.lang.invoke.TestStableBoolean
 
    87  *                   java.lang.invoke.TestStableBoolean
 
    70  *
 
       
    71  * @run main/othervm -Xbootclasspath/a:. -XX:+IgnoreUnrecognizedVMOptions
 
    88  * @run main/othervm -Xbootclasspath/a:. -XX:+IgnoreUnrecognizedVMOptions
 
    72  *                   -XX:+UnlockDiagnosticVMOptions -XX:-FoldStableValues -XX:-UseCompressedOop
 
    89  *                   -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -Xcomp
 
    73  *                   -server -XX:-TieredCompilation -Xcomp
 
    90  *                   -client -XX:-TieredCompilation
 
       
    91  *                   -XX:-FoldStableValues
 
    74  *                   -XX:CompileOnly=::get,::get1,::get2,::get3,::get4
 
    92  *                   -XX:CompileOnly=::get,::get1,::get2,::get3,::get4
 
    75  *                   java.lang.invoke.TestStableBoolean
 
    93  *                   java.lang.invoke.TestStableBoolean
 
    76  */
 
    94  */
 
    77 package java.lang.invoke;
 
    95 package java.lang.invoke;
 
    78 
    96 
    79 import com.sun.management.HotSpotDiagnosticMXBean;
 
       
    80 import com.sun.management.VMOption;
 
       
    81 import sun.management.ManagementFactoryHelper;
 
       
    82 import java.lang.reflect.InvocationTargetException;
 
    97 import java.lang.reflect.InvocationTargetException;
 
    83 
    98 
    84 public class TestStableBoolean {
 
    99 public class TestStableBoolean {
 
       
   100     static final boolean isStableEnabled    = StableConfiguration.isStableEnabled;
 
       
   101     static final boolean isServerWithStable = StableConfiguration.isServerWithStable;
 
       
   102 
    85     public static void main(String[] args) throws Exception {
 
   103     public static void main(String[] args) throws Exception {
 
    86         System.out.println("@Stable enabled: "+isStableEnabled);
 
       
    87         System.out.println();
 
       
    88 
       
    89         run(DefaultValue.class);
 
   104         run(DefaultValue.class);
 
    90         run(BooleanStable.class);
 
   105         run(BooleanStable.class);
 
       
   106         run(DefaultStaticValue.class);
 
    91         run(StaticBooleanStable.class);
 
   107         run(StaticBooleanStable.class);
 
    92         run(VolatileBooleanStable.class);
 
   108         run(VolatileBooleanStable.class);
 
    93 
   109 
    94         // @Stable arrays: Dim 1-4
 
   110         // @Stable arrays: Dim 1-4
 
    95         run(BooleanArrayDim1.class);
 
   111         run(BooleanArrayDim1.class);
 
   143         }
 
   159         }
 
   144     }
 
   160     }
 
   145 
   161 
   146     /* ==================================================== */
 
   162     /* ==================================================== */
 
   147 
   163 
       
   164     static class DefaultStaticValue {
 
       
   165         public static @Stable boolean v;
 
       
   166 
       
   167         public static final DefaultStaticValue c = new DefaultStaticValue();
 
       
   168         public static boolean get() { return c.v; }
 
       
   169         public static void test() throws Exception {
 
       
   170                         boolean val1 = get();
 
       
   171             c.v = true; boolean val2 = get();
 
       
   172             assertEquals(val1, false);
 
       
   173             assertEquals(val2, true);
 
       
   174         }
 
       
   175     }
 
       
   176 
       
   177     /* ==================================================== */
 
       
   178 
   148     static class StaticBooleanStable {
 
   179     static class StaticBooleanStable {
 
   149         public static @Stable boolean v;
 
   180         public static @Stable boolean v;
 
   150 
   181 
   151         public static final StaticBooleanStable c = new StaticBooleanStable();
 
   182         public static final StaticBooleanStable c = new StaticBooleanStable();
 
   152         public static boolean get() { return c.v; }
 
   183         public static boolean get() { return c.v; }
 
   186         public static void test() throws Exception {
 
   217         public static void test() throws Exception {
 
   187             {
 
   218             {
 
   188                 c.v = new boolean[1]; c.v[0] = true;  boolean val1 = get();
 
   219                 c.v = new boolean[1]; c.v[0] = true;  boolean val1 = get();
 
   189                                       c.v[0] = false; boolean val2 = get();
 
   220                                       c.v[0] = false; boolean val2 = get();
 
   190                 assertEquals(val1, true);
 
   221                 assertEquals(val1, true);
 
   191                 assertEquals(val2, (isStableEnabled ? true : false));
 
   222                 assertEquals(val2, (isServerWithStable ? true : false));
 
   192             }
 
   223             }
 
   193 
   224 
   194             {
 
   225             {
 
   195                 c.v = new boolean[20]; c.v[10] = true;  boolean val1 = get1();
 
   226                 c.v = new boolean[20]; c.v[10] = true;  boolean val1 = get1();
 
   196                                        c.v[10] = false; boolean val2 = get1();
 
   227                                        c.v[10] = false; boolean val2 = get1();
 
   197                 assertEquals(val1, true);
 
   228                 assertEquals(val1, true);
 
   198                 assertEquals(val2, (isStableEnabled ? true : false));
 
   229                 assertEquals(val2, (isServerWithStable ? true : false));
 
   199             }
 
   230             }
 
   200 
   231 
   201             {
 
   232             {
 
   202                 c.v = new boolean[1]; boolean[] val1 = get2();
 
   233                 c.v = new boolean[1]; boolean[] val1 = get2();
 
   203                 c.v = new boolean[1]; boolean[] val2 = get2();
 
   234                 c.v = new boolean[1]; boolean[] val2 = get2();
 
   218         public static void test() throws Exception {
 
   249         public static void test() throws Exception {
 
   219             {
 
   250             {
 
   220                 c.v = new boolean[1][1]; c.v[0][0] = true;  boolean val1 = get();
 
   251                 c.v = new boolean[1][1]; c.v[0][0] = true;  boolean val1 = get();
 
   221                                          c.v[0][0] = false; boolean val2 = get();
 
   252                                          c.v[0][0] = false; boolean val2 = get();
 
   222                 assertEquals(val1, true);
 
   253                 assertEquals(val1, true);
 
   223                 assertEquals(val2, (isStableEnabled ? true : false));
 
   254                 assertEquals(val2, (isServerWithStable ? true : false));
 
   224 
   255 
   225                 c.v = new boolean[1][1]; c.v[0][0] = false; boolean val3 = get();
 
   256                 c.v = new boolean[1][1]; c.v[0][0] = false; boolean val3 = get();
 
   226                 assertEquals(val3, (isStableEnabled ? true : false));
 
   257                 assertEquals(val3, (isServerWithStable ? true : false));
 
   227 
   258 
   228                 c.v[0] = new boolean[1]; c.v[0][0] = false; boolean val4 = get();
 
   259                 c.v[0] = new boolean[1]; c.v[0][0] = false; boolean val4 = get();
 
   229                 assertEquals(val4, (isStableEnabled ? true : false));
 
   260                 assertEquals(val4, (isServerWithStable ? true : false));
 
   230             }
 
   261             }
 
   231 
   262 
   232             {
 
   263             {
 
   233                 c.v = new boolean[1][1]; boolean[] val1 = get1();
 
   264                 c.v = new boolean[1][1]; boolean[] val1 = get1();
 
   234                 c.v[0] = new boolean[1]; boolean[] val2 = get1();
 
   265                 c.v[0] = new boolean[1]; boolean[] val2 = get1();
 
   235                 assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));
 
   266                 assertTrue((isServerWithStable ? (val1 == val2) : (val1 != val2)));
 
   236             }
 
   267             }
 
   237 
   268 
   238             {
 
   269             {
 
   239                 c.v = new boolean[1][1]; boolean[][] val1 = get2();
 
   270                 c.v = new boolean[1][1]; boolean[][] val1 = get2();
 
   240                 c.v = new boolean[1][1]; boolean[][] val2 = get2();
 
   271                 c.v = new boolean[1][1]; boolean[][] val2 = get2();
 
   256         public static void test() throws Exception {
 
   287         public static void test() throws Exception {
 
   257             {
 
   288             {
 
   258                 c.v = new boolean[1][1][1]; c.v[0][0][0] = true;  boolean val1 = get();
 
   289                 c.v = new boolean[1][1][1]; c.v[0][0][0] = true;  boolean val1 = get();
 
   259                                             c.v[0][0][0] = false; boolean val2 = get();
 
   290                                             c.v[0][0][0] = false; boolean val2 = get();
 
   260                 assertEquals(val1, true);
 
   291                 assertEquals(val1, true);
 
   261                 assertEquals(val2, (isStableEnabled ? true : false));
 
   292                 assertEquals(val2, (isServerWithStable ? true : false));
 
   262 
   293 
   263                 c.v = new boolean[1][1][1]; c.v[0][0][0] = false; boolean val3 = get();
 
   294                 c.v = new boolean[1][1][1]; c.v[0][0][0] = false; boolean val3 = get();
 
   264                 assertEquals(val3, (isStableEnabled ? true : false));
 
   295                 assertEquals(val3, (isServerWithStable ? true : false));
 
   265 
   296 
   266                 c.v[0] = new boolean[1][1]; c.v[0][0][0] = false; boolean val4 = get();
 
   297                 c.v[0] = new boolean[1][1]; c.v[0][0][0] = false; boolean val4 = get();
 
   267                 assertEquals(val4, (isStableEnabled ? true : false));
 
   298                 assertEquals(val4, (isServerWithStable ? true : false));
 
   268 
   299 
   269                 c.v[0][0] = new boolean[1]; c.v[0][0][0] = false; boolean val5 = get();
 
   300                 c.v[0][0] = new boolean[1]; c.v[0][0][0] = false; boolean val5 = get();
 
   270                 assertEquals(val5, (isStableEnabled ? true : false));
 
   301                 assertEquals(val5, (isServerWithStable ? true : false));
 
   271             }
 
   302             }
 
   272 
   303 
   273             {
 
   304             {
 
   274                 c.v = new boolean[1][1][1]; boolean[] val1 = get1();
 
   305                 c.v = new boolean[1][1][1]; boolean[] val1 = get1();
 
   275                 c.v[0][0] = new boolean[1]; boolean[] val2 = get1();
 
   306                 c.v[0][0] = new boolean[1]; boolean[] val2 = get1();
 
   276                 assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));
 
   307                 assertTrue((isServerWithStable ? (val1 == val2) : (val1 != val2)));
 
   277             }
 
   308             }
 
   278 
   309 
   279             {
 
   310             {
 
   280                 c.v = new boolean[1][1][1]; boolean[][] val1 = get2();
 
   311                 c.v = new boolean[1][1][1]; boolean[][] val1 = get2();
 
   281                 c.v[0] = new boolean[1][1]; boolean[][] val2 = get2();
 
   312                 c.v[0] = new boolean[1][1]; boolean[][] val2 = get2();
 
   282                 assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));
 
   313                 assertTrue((isServerWithStable ? (val1 == val2) : (val1 != val2)));
 
   283             }
 
   314             }
 
   284 
   315 
   285             {
 
   316             {
 
   286                 c.v = new boolean[1][1][1]; boolean[][][] val1 = get3();
 
   317                 c.v = new boolean[1][1][1]; boolean[][][] val1 = get3();
 
   287                 c.v = new boolean[1][1][1]; boolean[][][] val2 = get3();
 
   318                 c.v = new boolean[1][1][1]; boolean[][][] val2 = get3();
 
   304         public static void test() throws Exception {
 
   335         public static void test() throws Exception {
 
   305             {
 
   336             {
 
   306                 c.v = new boolean[1][1][1][1]; c.v[0][0][0][0] = true;  boolean val1 = get();
 
   337                 c.v = new boolean[1][1][1][1]; c.v[0][0][0][0] = true;  boolean val1 = get();
 
   307                                                c.v[0][0][0][0] = false; boolean val2 = get();
 
   338                                                c.v[0][0][0][0] = false; boolean val2 = get();
 
   308                 assertEquals(val1, true);
 
   339                 assertEquals(val1, true);
 
   309                 assertEquals(val2, (isStableEnabled ? true : false));
 
   340                 assertEquals(val2, (isServerWithStable ? true : false));
 
   310 
   341 
   311                 c.v = new boolean[1][1][1][1]; c.v[0][0][0][0] = false; boolean val3 = get();
 
   342                 c.v = new boolean[1][1][1][1]; c.v[0][0][0][0] = false; boolean val3 = get();
 
   312                 assertEquals(val3, (isStableEnabled ? true : false));
 
   343                 assertEquals(val3, (isServerWithStable ? true : false));
 
   313 
   344 
   314                 c.v[0] = new boolean[1][1][1]; c.v[0][0][0][0] = false; boolean val4 = get();
 
   345                 c.v[0] = new boolean[1][1][1]; c.v[0][0][0][0] = false; boolean val4 = get();
 
   315                 assertEquals(val4, (isStableEnabled ? true : false));
 
   346                 assertEquals(val4, (isServerWithStable ? true : false));
 
   316 
   347 
   317                 c.v[0][0] = new boolean[1][1]; c.v[0][0][0][0] = false; boolean val5 = get();
 
   348                 c.v[0][0] = new boolean[1][1]; c.v[0][0][0][0] = false; boolean val5 = get();
 
   318                 assertEquals(val5, (isStableEnabled ? true : false));
 
   349                 assertEquals(val5, (isServerWithStable ? true : false));
 
   319 
   350 
   320                 c.v[0][0][0] = new boolean[1]; c.v[0][0][0][0] = false; boolean val6 = get();
 
   351                 c.v[0][0][0] = new boolean[1]; c.v[0][0][0][0] = false; boolean val6 = get();
 
   321                 assertEquals(val6, (isStableEnabled ? true : false));
 
   352                 assertEquals(val6, (isServerWithStable ? true : false));
 
   322             }
 
   353             }
 
   323 
   354 
   324             {
 
   355             {
 
   325                 c.v = new boolean[1][1][1][1]; boolean[] val1 = get1();
 
   356                 c.v = new boolean[1][1][1][1]; boolean[] val1 = get1();
 
   326                 c.v[0][0][0] = new boolean[1]; boolean[] val2 = get1();
 
   357                 c.v[0][0][0] = new boolean[1]; boolean[] val2 = get1();
 
   327                 assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));
 
   358                 assertTrue((isServerWithStable ? (val1 == val2) : (val1 != val2)));
 
   328             }
 
   359             }
 
   329 
   360 
   330             {
 
   361             {
 
   331                 c.v = new boolean[1][1][1][1]; boolean[][] val1 = get2();
 
   362                 c.v = new boolean[1][1][1][1]; boolean[][] val1 = get2();
 
   332                 c.v[0][0] = new boolean[1][1]; boolean[][] val2 = get2();
 
   363                 c.v[0][0] = new boolean[1][1]; boolean[][] val2 = get2();
 
   333                 assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));
 
   364                 assertTrue((isServerWithStable ? (val1 == val2) : (val1 != val2)));
 
   334             }
 
   365             }
 
   335 
   366 
   336             {
 
   367             {
 
   337                 c.v = new boolean[1][1][1][1]; boolean[][][] val1 = get3();
 
   368                 c.v = new boolean[1][1][1][1]; boolean[][][] val1 = get3();
 
   338                 c.v[0] = new boolean[1][1][1]; boolean[][][] val2 = get3();
 
   369                 c.v[0] = new boolean[1][1][1]; boolean[][][] val2 = get3();
 
   339                 assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));
 
   370                 assertTrue((isServerWithStable ? (val1 == val2) : (val1 != val2)));
 
   340             }
 
   371             }
 
   341 
   372 
   342             {
 
   373             {
 
   343                 c.v = new boolean[1][1][1][1]; boolean[][][][] val1 = get4();
 
   374                 c.v = new boolean[1][1][1][1]; boolean[][][][] val1 = get4();
 
   344                 c.v = new boolean[1][1][1][1]; boolean[][][][] val2 = get4();
 
   375                 c.v = new boolean[1][1][1][1]; boolean[][][][] val2 = get4();
 
   397 
   428 
   398             {
 
   429             {
 
   399                 c.v = new boolean[1][1]; c.v[0] = new boolean[0]; boolean[] val1 = get1();
 
   430                 c.v = new boolean[1][1]; c.v[0] = new boolean[0]; boolean[] val1 = get1();
 
   400                                          c.v[0] = new boolean[0]; boolean[] val2 = get1();
 
   431                                          c.v[0] = new boolean[0]; boolean[] val2 = get1();
 
   401 
   432 
   402                 assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));
 
   433                 assertTrue((isServerWithStable ? (val1 == val2) : (val1 != val2)));
 
   403             }
 
   434             }
 
   404 
   435 
   405             {
 
   436             {
 
   406                 c.v = new boolean[0][0]; Object[] val1 = get2();
 
   437                 c.v = new boolean[0][0]; Object[] val1 = get2();
 
   407                 c.v = new boolean[0][0]; Object[] val2 = get2();
 
   438                 c.v = new boolean[0][0]; Object[] val2 = get2();
 
   433 
   464 
   434             {
 
   465             {
 
   435                 c.v = new boolean[1][1][1]; c.v[0][0] = new boolean[0]; boolean[] val1 = get1();
 
   466                 c.v = new boolean[1][1][1]; c.v[0][0] = new boolean[0]; boolean[] val1 = get1();
 
   436                                             c.v[0][0] = new boolean[0]; boolean[] val2 = get1();
 
   467                                             c.v[0][0] = new boolean[0]; boolean[] val2 = get1();
 
   437 
   468 
   438                 assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));
 
   469                 assertTrue((isServerWithStable ? (val1 == val2) : (val1 != val2)));
 
   439             }
 
   470             }
 
   440 
   471 
   441             {
 
   472             {
 
   442                 c.v = new boolean[1][1][1]; c.v[0] = new boolean[0][0]; boolean[][] val1 = get2();
 
   473                 c.v = new boolean[1][1][1]; c.v[0] = new boolean[0][0]; boolean[][] val1 = get2();
 
   443                                             c.v[0] = new boolean[0][0]; boolean[][] val2 = get2();
 
   474                                             c.v[0] = new boolean[0][0]; boolean[][] val2 = get2();
 
   444 
   475 
   445                 assertTrue((isStableEnabled ? (val1 == val2) : (val1 != val2)));
 
   476                 assertTrue((isServerWithStable ? (val1 == val2) : (val1 != val2)));
 
   446             }
 
   477             }
 
   447 
   478 
   448             {
 
   479             {
 
   449                 c.v = new boolean[0][0][0]; Object[][] val1 = get3();
 
   480                 c.v = new boolean[0][0][0]; Object[][] val1 = get3();
 
   450                 c.v = new boolean[0][0][0]; Object[][] val2 = get3();
 
   481                 c.v = new boolean[0][0][0]; Object[][] val2 = get3();
 
   575                 c.v = new A[] { elem, elem }; c.v[0].left = c.v[0].right = c.v;
 
   606                 c.v = new A[] { elem, elem }; c.v[0].left = c.v[0].right = c.v;
 
   576                                elem.a = true;  boolean val1 = get(); boolean val2 = get1();
 
   607                                elem.a = true;  boolean val1 = get(); boolean val2 = get1();
 
   577                                elem.a = false; boolean val3 = get(); boolean val4 = get1();
 
   608                                elem.a = false; boolean val3 = get(); boolean val4 = get1();
 
   578 
   609 
   579                 assertEquals(val1, true);
 
   610                 assertEquals(val1, true);
 
   580                 assertEquals(val3, (isStableEnabled ? true : false));
 
   611                 assertEquals(val3, (isServerWithStable ? true : false));
 
   581 
   612 
   582                 assertEquals(val2, true);
 
   613                 assertEquals(val2, true);
 
   583                 assertEquals(val4, false);
 
   614                 assertEquals(val4, false);
 
   584             }
 
   615             }
 
   585         }
 
   616         }
 
   609                 System.out.println("FAILED");
 
   640                 System.out.println("FAILED");
 
   610                 ex.printStackTrace(System.out);
 
   641                 ex.printStackTrace(System.out);
 
   611             }
 
   642             }
 
   612         }
 
   643         }
 
   613     }
 
   644     }
 
   614 
       
   615     static final boolean isStableEnabled;
 
       
   616     static {
 
       
   617         HotSpotDiagnosticMXBean diagnostic
 
       
   618                 = ManagementFactoryHelper.getDiagnosticMXBean();
 
       
   619         VMOption tmp;
 
       
   620         try {
 
       
   621             tmp = diagnostic.getVMOption("FoldStableValues");
 
       
   622         } catch (IllegalArgumentException e) {
 
       
   623             tmp = null;
 
       
   624         }
 
       
   625         isStableEnabled = (tmp == null ? false : Boolean.parseBoolean(tmp.getValue()));
 
       
   626     }
 
       
   627 }
 
   645 }
jdk-sandbox