From 05e0ad596100a5e666f5b16b23abcac314746383 Mon Sep 17 00:00:00 2001
From: Matt Beaumont-Gay <matthewbg@google.com>
Date: Fri, 7 Dec 2012 22:49:27 +0000
Subject: [PATCH] Appease -Wnon-virtual-dtor

llvm-svn: 169648
---
 clang/lib/Format/UnwrappedLineParser.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/clang/lib/Format/UnwrappedLineParser.h b/clang/lib/Format/UnwrappedLineParser.h
index 92a51abf10ee..908391d3db7b 100644
--- a/clang/lib/Format/UnwrappedLineParser.h
+++ b/clang/lib/Format/UnwrappedLineParser.h
@@ -79,6 +79,8 @@ public:
 
 class FormatTokenSource {
 public:
+  virtual ~FormatTokenSource() {
+  }
   virtual FormatToken getNextToken() = 0;
 };