to disable optimizations that are invalid for Go.
</p>

<p>
Note that the prohibition on introducing data races
does not apply if the compiler can prove that the races
do not affect correct execution on the target platform.
For example, on essentially all CPUs, it is valid to rewrite
</p>

<pre>
n := 0
for i := 0; i < m; i++ {
	n += *shared
}
</pre>

into:

   *   <li>Every edge in A and B connects the same nodes in the same direction (if any).
   * </ul>
   *
   * <p>Network properties besides {@link #isDirected() directedness} do <b>not</b> affect equality.
   * For example, two networks may be considered equal even if one allows parallel edges and the
   * other doesn't. Additionally, the order in which nodes or edges are added to the network, and

	if errCode != ErrUnsignedHeaders {
		t.Fatalf("Expected the APIErrorCode to be %d, but got %d", ErrUnsignedHeaders, errCode)
	}

	// Delete extra metadata from header to don't affect other test
	inputHeader.Del("X-Amz-Meta-Clone")
	// calling the function being tested.
	errCode = checkMetaHeaders(signedHeadersMap, r)
	if errCode != ErrNone {

// The slice aliases the buffer content at least until the next buffer modification,
// so immediate changes to the slice will affect the result of future reads.
func (b *Buffer) Bytes() []byte { return b.buf[b.off:] }

// AvailableBuffer returns an empty buffer with b.Available() capacity.
// This buffer is intended to be appended to and

  // +patchStrategy=merge
  // +listType=map
  // +listMapKey=type
  repeated k8s.io.apimachinery.pkg.apis.meta.v1.Condition conditions = 7;
}

// PodSecurityPolicy governs the ability to make requests that affect the Security Context
// that will be applied to a pod and container.
// Deprecated in 1.21.
message PodSecurityPolicy {
  // Standard object's metadata.

GRANTED HEREUNDER, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.

   7. GENERAL

If any provision of this Agreement is invalid or unenforceable under applicable
law, it shall not affect the validity or enforceability of the remainder of
the terms of this Agreement, and without further action by the parties hereto,
such provision shall be reformed to the minimum extent necessary to make such

   order, or regulation then You must: (a) comply with the terms of this License
   to the maximum extent possible; and (b) describe the limitations and the code
   they affect. Such description must be placed in a text file included with all
   distributions of the Covered Software under this License. Except to the
   extent prohibited by statute or regulation, such description must be

   * the first is returned.
   *
   * <p><b>Implementation note:</b> this method is invoked by the default implementations of the
   * other {@code min} overloads, so overriding it will affect their behavior.
   *
   * <p><b>Note:</b> Consider using {@code Comparators.min(a, b, thisComparator)} instead. If {@code
   * thisComparator} is {@link Ordering#natural}, then use {@code Comparators.min(a, b)}.
   *

   *   <li>The {@link #edgeValue(N, N) value} of a given edge is the same in both A and B.
   * </ul>
   *
   * <p>Graph properties besides {@link #isDirected() directedness} do <b>not</b> affect equality.
   * For example, two graphs may be considered equal even if one allows self-loops and the other
   * doesn't. Additionally, the order in which nodes or edges are added to the graph, and the order

I think `Union[SomeType, None]` is more explicit about what it means.

It's just about the words and names. But those words can affect how you and your teammates think about the code.

As an example, let's take this function:

{* ../../docs_src/python_types/tutorial009c.py hl[1,4] *}