title: Obj-C, Receiver in message expression is an uninitialized value, analyzer warning?
body: <p>I'm getting the following analyzer warning on this line...</p>
  
  <pre><code>if ([datStartDate compare:now] == NSOrderedDescending) {
  
  Receiver in message expression is an uninitialized value
  </code></pre>
  
  <p>The line of code occurs in the middle of an IBAction.</p>
  
  <p>What am I doing wrong?</p>