From 6495b595c4953ce29e66ff4919d69a74300c3532 Mon Sep 17 00:00:00 2001
From: Brad King <brad.king@kitware.com>
Date: Wed, 16 Nov 2011 11:32:01 -0500
Subject: cmCryptoHash: Add virtual destructor

Instances of this class are always subclasses.  Use a virtual destructor
to ensure the subclasses cleanup correctly.
---
 Source/cmCryptoHash.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Source/cmCryptoHash.h b/Source/cmCryptoHash.h
index 0a33365..1bea9ab 100644
--- a/Source/cmCryptoHash.h
+++ b/Source/cmCryptoHash.h
@@ -19,6 +19,7 @@
 class cmCryptoHash
 {
 public:
+  virtual ~cmCryptoHash() {}
   static cmsys::auto_ptr<cmCryptoHash> New(const char* algo);
   std::string HashString(const char* input);
   std::string HashFile(const char* file);
-- 
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