title: What's this Anonymous Type concrete Type?
body: <p>I was recently browsing <a href="https://stackoverflow.com/questions/3228972/datareader-getstring-via-columnname">this question</a> here on StackOverflow, and looking at the accepted answer I wonder what is the actual, concrete type of</p>
  
  <pre><code>var ordinals = new {
                         Test1 = SomeFunctionReturningInt32("Test1"),
                         Test2 = SomeFunctionReturningInt32("Test2")
                     };
  </code></pre>
  
  <p>What does this get MSILed to?</p>