*       {@code cls}, no test is performed.
   *   <li>Equality test is not performed on method return values unless the method is a non-private
   *       static factory method whose return type is {@code cls} or {@code cls}'s subtype.
   *   <li>Inequality check is not performed against state mutation methods such as {@link
   *       List#add}, or functional update methods such as {@link

   *   <li>If the constructor or factory method used to construct instance takes a parameter that
   *       {@link AbstractPackageSanityTests} doesn't know how to construct, the test will fail.
   *   <li>If there is no visible constructor or visible static factory method declared by {@code
   *       C}, instance methods are skipped for nulls test.

   *
   * <p>After calling this method, you may not call {@link #finishToFuture()}, this method again, or
   * any other derivation method on the original {@code ClosingFuture} instance.
   *
   * @param consumer a callback whose method will be called (using {@code executor}) when this
   *     operation is done
   */

   *   <li>If the constructor or factory method used to construct instance takes a parameter that
   *       {@link AbstractPackageSanityTests} doesn't know how to construct, the test will fail.
   *   <li>If there is no visible constructor or visible static factory method declared by {@code
   *       C}, instance methods are skipped for nulls test.

pkg hash/maphash, method (ComparableHasher[$0]) Equal($0, $0) bool #70471
pkg hash/maphash, method (ComparableHasher[$0]) Hash(*Hash, $0) #70471
pkg hash/maphash, type ComparableHasher[$0 comparable] struct #70471
pkg hash/maphash, type Hasher[$0 interface{}] interface { Equal, Hash } #70471
pkg hash/maphash, type Hasher[$0 interface{}] interface, Equal($0, $0) bool #70471

   * iterators that don't support {@code remove()}, but all other methods are supported by the bimap
   * and its views. When given a value that doesn't satisfy the predicate, the bimap's {@code
   * put()}, {@code forcePut()} and {@code putAll()} methods throw an {@link
   * IllegalArgumentException}. Similarly, the map's entries have a {@link Entry#setValue} method

   * iterators that don't support {@code remove()}, but all other methods are supported by the bimap
   * and its views. When given a value that doesn't satisfy the predicate, the bimap's {@code
   * put()}, {@code forcePut()} and {@code putAll()} methods throw an {@link
   * IllegalArgumentException}. Similarly, the map's entries have a {@link Entry#setValue} method

<pre>
func flushICache(begin, end uintptr)  // implemented externally
</pre>

<h3 id="Method_declarations">Method declarations</h3>

<p>
A method is a <a href="#Function_declarations">function</a> with a <i>receiver</i>.
A method declaration binds an identifier, the <i>method name</i>, to a method,
and associates the method with the receiver's <i>base type</i>.
</p>

<pre class="ebnf">

 *
 * <p>The following types of methods are provided:
 *
 * <ul>
 *   <li>chaining methods which return a new {@code FluentIterable} based in some way on the
 *       contents of the current one (for example {@link #transform})
 *   <li>element extraction methods which facilitate the retrieval of certain elements (for example
 *       {@link #last})

  }

  /** An interface for the 2 ways that a chaining call might be defined. */
  private interface ChainingCalls {
    // A method that is defined to 'return this'
    @CanIgnoreReturnValue
    ChainingCalls chainingCall();

    // A method that just happens to return a ChainingCalls object
    ChainingCalls nonChainingCall();
  }