title: internal compiler error using iOS block format
body: <p>I am trying to get use to this format.  However I keep getting odd issues like this...</p>
  
  <pre><code> [accountStore requestAccessToAccountsWithType:accountType withCompletionHandler:^(BOOL granted, NSError *error) {
          if(granted) {
              mAccounts  = [[accountStore accountsWithAccountType:accountType] retain];
  
              if(acctId != nil) {
                  mActiveAccount = [[accountStore accountWithIdentifier:acctId] retain];
              }
          }
      }];
  </code></pre>
  
  <p>When I compile I get an error on the last line of the block...</p>
  
  <pre><code>internal compiler error: in convert_all_function_calls, at tree-nested.c:1976
  </code></pre>