* AtomicIntegerFieldUpdater}, which will prevent us from selecting the {@code SafeAtomicHelper}
   * strategy.
   *
   * <p>Stashing this in a static field avoids loading it over and over again and speeds up test
   * execution significantly.
   */
  private static final ClassLoader NO_ATOMIC_FIELD_UPDATER =
      getClassLoader(
          ImmutableSet.of(

@REM MAVEN_OPTS - parameters passed to the Java VM when running Maven
@REM     e.g. to debug Maven itself, use
@REM set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000
@REM MAVEN_SKIP_RC - flag to disable loading of mavenrc files
@REM ----------------------------------------------------------------------------

@REM Begin all REM lines with '@' in case MAVEN_BATCH_ECHO is 'on'
@echo off
@REM set title of command window
title %0

        try {
            MavenPropertiesLoader.loadProperties(systemProperties, propertiesFile, callback, false);
        } catch (IOException e) {
            throw new IllegalStateException("Error loading properties from " + propertiesFile, e);
        }

        Map<String, String> result = toMap(systemProperties);
        result.putAll(context.systemPropertiesOverrides);
        return result;
    }

 */

@NullUnmarked
@GwtIncompatible
@J2ktIncompatible
public class AbstractFutureFallbackAtomicHelperTest extends TestCase {

  // stash these in static fields to avoid loading them over and over again (speeds up test
  // execution significantly)

  /**
   * This classloader disallows {@link java.lang.invoke.VarHandle}, which will prevent us from

        } else if (STRATEGY_SELF_FIRST.equals(classLoadingStrategy)) {
            realm.setParentRealm(parentRealm);
        } else {
            throw new IllegalArgumentException("Unsupported class-loading strategy '"
                    + classLoadingStrategy + "'. Supported values are: " + STRATEGY_PARENT_FIRST
                    + ", " + STRATEGY_PLUGIN + " and " + STRATEGY_SELF_FIRST);
        }

 */

@NullUnmarked
@GwtIncompatible
@J2ktIncompatible
public class AbstractFutureFallbackAtomicHelperTest extends TestCase {

  // stash these in static fields to avoid loading them over and over again (speeds up test
  // execution significantly)

  /**
   * This classloader disallows {@link java.lang.invoke.VarHandle}, which will prevent us from

  "scenario" : "org.gradle.performance.regression.java.JavaConfigurationCachePerformanceTest.assemble loading configuration cache state with cold daemon",
  "durations" : [ {
    "testProject" : "largeJavaMultiProjectNoBuildSrc",
    "linux" : 751
  } ]
}, {
  "scenario" : "org.gradle.performance.regression.java.JavaConfigurationCachePerformanceTest.assemble loading configuration cache state with hot daemon",
  "durations" : [ {

  /**
   * ThreadLocal holding a single-slot int array holding hash code. Unlike the JDK8 version of this
   * class, we use a suboptimal int[] representation to avoid introducing a new type that can impede
   * class-unloading when ThreadLocals are not removed.
   */
  static final ThreadLocal<int @Nullable []> threadHashCode = new ThreadLocal<>();

  /** Generator of new random hash codes */
  static final Random rng = new Random();

    private final PageCacheRecycler recycler = new PageCacheRecycler(Settings.EMPTY);
    private final BigArrays bigArrays = new BigArrays(recycler, null, "REQUEST");

    /**
     * Force loading all of the implementations just for extra paranoia's sake.
     * We really don't want the JVM to be able to eliminate one of them just
     * because we don't use it in the particular benchmark. That is totally a

    }

    @Test
    public void test_constructorWithThrowableCause_LinkageError() {
        // Test with LinkageError subclass
        String message = "SSO login class loading error";
        NoClassDefFoundError error = new NoClassDefFoundError("SSO provider class not found");
        SsoLoginException exception = new SsoLoginException(message, error);