Fix ParagraphComment::isWhitespace(): a paragraph without a non-whitespace
TextComment node was considered whitespace even if it contained other child
nodes.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@160474 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AST/Comment.cpp b/lib/AST/Comment.cpp
index f3f4d9b..82dbed4 100644
--- a/lib/AST/Comment.cpp
+++ b/lib/AST/Comment.cpp
@@ -116,7 +116,8 @@
     if (const TextComment *TC = dyn_cast<TextComment>(*I)) {
       if (!TC->isWhitespace())
         return false;
-    }
+    } else
+      return false;
   }
   return true;
 }