From 060de1f17b8f4177d03ecb0bed117c84cf7c979c Mon Sep 17 00:00:00 2001
From: Richard Smith <richard-llvm@metafoo.co.uk>
Date: Mon, 12 Sep 2016 06:51:11 +0000
Subject: [PATCH] Add virtual destructor (necessary due to the switch to
 shared_ptr).

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@281198 91177308-0d34-0410-b5e6-96231b3b80d8
---
 utils/TableGen/ClangDiagnosticsEmitter.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/utils/TableGen/ClangDiagnosticsEmitter.cpp b/utils/TableGen/ClangDiagnosticsEmitter.cpp
index 22e51572b9..dafb93158a 100644
--- a/utils/TableGen/ClangDiagnosticsEmitter.cpp
+++ b/utils/TableGen/ClangDiagnosticsEmitter.cpp
@@ -911,6 +911,7 @@ namespace {
 struct DiagText {
   struct Piece {
     virtual void print(std::vector<std::string> &RST) = 0;
+    virtual ~Piece() {}
   };
   struct TextPiece : Piece {
     StringRef Role;
-- 
2.50.1