title: What if I want to develop for iOS 8 in XCode 7.3
body: <p>I want to make an app for iOS 8 Support.</p>
  <p>My Current Configuration is:</p>
  <blockquote>
  <p>Deployment Target - 8.0</p>
  <p>Base SDK - 9</p>
  </blockquote>
  <p>What if I use some method which introduced in iOS 9. But Not in iOS8.</p>
  <p>Will my app Crash ? is their any solution for it?</p>