add CRYPTOPP_NO_VTABLE

1 files changed, 4 insertions, 4 deletions

diff --git a/arc4.h b/arc4.h
index cfb7de69..7d592bae 100644
--- a/arc4.h
+++ b/arc4.h
@@ -6,8 +6,8 @@
 NAMESPACE_BEGIN(CryptoPP)
 
 //! <a href="http://www.weidai.com/scan-mirror/cs.html#RC4">Alleged RC4</a>
-/*! You can #ARC4 typedef rather than this class directly. */
-class ARC4_Base : public VariableKeyLength<16, 1, 256>, public RandomNumberGenerator, public SymmetricCipher
+/*! Use #ARC4 typedef rather than this class directly. */
+class CRYPTOPP_NO_VTABLE ARC4_Base : public VariableKeyLength<16, 1, 256>, public RandomNumberGenerator, public SymmetricCipher
 {
 public:
 	~ARC4_Base();
@@ -38,8 +38,8 @@ protected:
 typedef SymmetricCipherFinalTemplate<ARC4_Base> ARC4;
 
 //! Modified ARC4: it discards the first 256 bytes of keystream which may be weaker than the rest
-/*! You can #MARC4 typedef rather than this class directly. */
-class MARC4_Base : public ARC4_Base
+/*! Use #MARC4 typedef rather than this class directly. */
+class CRYPTOPP_NO_VTABLE MARC4_Base : public ARC4_Base
 {
 public:
 	static const char *StaticAlgorithmName() {return "MARC4";}