if (numChars == -1) {
      endOfInput = true;
    } else {
      Java8Compatibility.limit(charBuffer, limit + numChars);
    }
  }

  /** Returns the number of elements between the limit and capacity. */
  private static int availableCapacity(Buffer buffer) {
    return buffer.capacity() - buffer.limit();
  }

  /**

     * @param element the element
     */
    public void add(final int index, final E element) {
        getEntry(index).addBefore(element);
    }

    /**
     * Returns the number of elements.
     *
     * @return the number of elements
     */
    public int size() {
        return size;
    }

    /**
     * Checks if the list is empty.
     *

    }

    /**
     * Creates a simple circuit breaker
     *
     * @param name the circuit breaker name
     * @param failureThreshold number of consecutive failures to open circuit
     * @param successThreshold number of successes in half-open to close circuit
     * @param timeoutMillis timeout before attempting to close open circuit
     */

    public static final String CONSTRAINTS_DecimalMin_MESSAGE = "{constraints.DecimalMin.message}";

    /** The key of the message: {item} must be a number. (expected: <number>.<number>) */
    public static final String CONSTRAINTS_Digits_MESSAGE = "{constraints.Digits.message}";

    /** The key of the message: {item} must be a future value. */

import java.util.ListIterator;
import java.util.NoSuchElementException;
import org.jspecify.annotations.Nullable;

/**
 * This class provides a skeletal implementation of the {@link ListIterator} interface across a
 * fixed number of elements that may be retrieved by position. It does not support {@link #remove},
 * {@link #set}, or {@link #add}.
 *
 * @author Jared Levy
 */
@GwtCompatible

     * @return the readDataAvailable
     */
    public int getReadDataAvailable() {
        return this.readDataAvailable;
    }

    /**
     * Gets the number of messages available in the pipe
     * @return the numberOfMessages
     */
    public int getNumberOfMessages() {
        return this.numberOfMessages;
    }

    /**

    return implied;
  }

  public int getNumElements() {
    if (numElements == null) {
      throw new IllegalStateException(
          "A compound CollectionSize doesn't specify a number of elements.");
    }
    return numElements;
  }

  @Retention(RetentionPolicy.RUNTIME)
  @Inherited
  @TesterAnnotation
  public @interface Require {
    CollectionSize[] value() default {};

    return implied;
  }

  public int getNumElements() {
    if (numElements == null) {
      throw new IllegalStateException(
          "A compound CollectionSize doesn't specify a number of elements.");
    }
    return numElements;
  }

  @Retention(RetentionPolicy.RUNTIME)
  @Inherited
  @TesterAnnotation
  public @interface Require {
    CollectionSize[] value() default {};

	{"3*(2+3)", 3 * (2 + 3), true},
	{"3*-(2+3)", 3 * -(2 + 3), true},
	{"3<<2+4", 3<<2 + 4, true},
	{"3<<2+4", 3<<2 + 4, true},
	{"3<<(2+4)", 3 << (2 + 4), true},
	// Junk at EOF.
	{"3 x", 3, false},
	// Big number
	{"4611686018427387904", 4611686018427387904, true},
}

func TestExpr(t *testing.T) {
	p := NewParser(nil, nil, nil) // Expression evaluation uses none of these fields of the parser.
	for i, test := range exprTests {

	Linkshared = flag.Bool("linkshared", false, "generate code that will be linked against Go shared libraries")
	AllErrors  = flag.Bool("e", false, "no limit on number of errors reported")
	SymABIs    = flag.Bool("gensymabis", false, "write symbol ABI information to output file, don't assemble")
	Importpath = flag.String("p", obj.UnlinkablePkg, "set expected package import to path")