if (ex != null) {
                    throw ex;
                }

                if (ctx.isEstablished()) {
                    setSessionSetup(response);
                    @SuppressWarnings("cast")
                    CommonServerMessageBlockResponse cresp = response != null ? response.getNextResponse() : null;
                    if (cresp != null && cresp.isReceived()) {
                        return (T) cresp;

[runtime.fatal], pushed via linkname. // //go:linkname fatal crypto/internal/fips140.fatal func fatal(string) // failfipscast is a GODEBUG key allowing simulation of a CAST or PCT failure, // as required during FIPS 140-3 functional testing. The value is the whole name // of the target CAST or PCT. var failfipscast = godebug.Value("#failfipscast") // CAST runs the named Cryptographic Algorithm Self-Test (if operated in FIPS // mode) and aborts the program (stopping the module input/output and entering // the...

   * @see <a href="http://docs.oracle.com/javase/specs/jls/se7/html/jls-15.html#jls-15.17.3">
   *     Remainder Operator</a>
   */
  @GwtIncompatible // TODO
  public static int mod(long x, int m) {
    // Cast is safe because the result is guaranteed in the range [0, m)
    return (int) mod(x, (long) m);
  }

  /**
   * Returns {@code x mod m}, a non-negative value less than {@code m}. This differs from {@code x %

    checkArgument(
        bytes.length == 4,
        "Byte array has invalid length for an IPv4 address: %s != 4.",
        bytes.length);

    // Given a 4-byte array, this cast should always succeed.
    return (Inet4Address) bytesToInetAddress(bytes, null);
  }

  /**
   * Returns the {@link InetAddress} having the given string representation.
   *

   * {@code isDone()} method always returns {@code true}.
   */
  public static <V extends @Nullable Object> ListenableFuture<V> immediateFuture(
      @ParametricNullness V value) {
    if (value == null) {
      // This cast is safe because null is assignable to V for all V (i.e. it is bivariant)
      @SuppressWarnings("unchecked")
      ListenableFuture<V> typedNull = (ListenableFuture<V>) ImmediateFuture.NULL;
      return typedNull;
    }

    assertThat(response2.handshake!!.cipherSuite).isEqualTo(
      response1.handshake!!.cipherSuite,
    )
  }

  /**
   * We've had bugs where caching and cross-protocol redirects yield class cast exceptions internal
   * to the cache because we incorrectly assumed that HttpsURLConnection was always HTTPS and
   * HttpURLConnection was always HTTP; in practice redirects mean that each can do either.
   *

   * other, pass it first. Unfortunately, since this method sets the generic type of the returned
   * set based on the type of the first set passed, this could in rare cases force you to make a
   * cast, for example:
   *
   * {@snippet :
   * Set<Object> aFewBadObjects = ...
   * Set<String> manyBadStrings = ...
   *
   * // impossible for a non-String to be in the intersection

[runtime.fatal], pushed via linkname. // //go:linkname fatal crypto/internal/fips140.fatal func fatal(string) // failfipscast is a GODEBUG key allowing simulation of a CAST or PCT failure, // as required during FIPS 140-3 functional testing. The value is the whole name // of the target CAST or PCT. var failfipscast = godebug.Value("#failfipscast") // CAST runs the named Cryptographic Algorithm Self-Test (if operated in FIPS // mode) and aborts the program (stopping the module input/output and entering // the...

  /*
   * TODO(cpovirk): Can we replace makeLocalCache with a call to builder.build()? Some tests may
   * need access to LocalCache APIs, but maybe we can at least make makeLocalCache use
   * builder.build() and then cast?
   */

  private static <K, V> LocalCache<K, V> makeLocalCache(
      CacheBuilder<? super K, ? super V> builder) {
    return new LocalCache<>(builder, null);
  }

  /*
   * TODO(cpovirk): Can we replace makeLocalCache with a call to builder.build()? Some tests may
   * need access to LocalCache APIs, but maybe we can at least make makeLocalCache use
   * builder.build() and then cast?
   */

  private static <K, V> LocalCache<K, V> makeLocalCache(
      CacheBuilder<? super K, ? super V> builder) {
    return new LocalCache<>(builder, null);
  }