From cbbece3dd89b31998bdee63c2ad9c7e5889916f4 Mon Sep 17 00:00:00 2001
From: Spencer Lievens <36229929+Duality-CDOO@users.noreply.github.com>
Date: Mon, 22 Oct 2018 22:12:01 +0200
Subject: [PATCH 1/2] Fix ' warning: delete called on non-final
 'PeerLogicValidation' that has virtual functions but non-virtual destructor'

---
 src/net_processing.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/net_processing.h b/src/net_processing.h
index 3e7d596a597b..cf1166167ec2 100644
--- a/src/net_processing.h
+++ b/src/net_processing.h
@@ -29,7 +29,7 @@ void RegisterNodeSignals(CNodeSignals& nodeSignals);
 /** Unregister a network node */
 void UnregisterNodeSignals(CNodeSignals& nodeSignals);
 
-class PeerLogicValidation : public CValidationInterface {
+class PeerLogicValidation final : public CValidationInterface {
 private:
     CConnman* connman;
 

From 8e0e6455e09433aeecb2a366207007406f5e575a Mon Sep 17 00:00:00 2001
From: Spencer Lievens <36229929+Duality-CDOO@users.noreply.github.com>
Date: Tue, 23 Oct 2018 00:15:31 +0200
Subject: [PATCH 2/2] Add protected distructor for CValidationInterface

---
 src/validationinterface.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/validationinterface.h b/src/validationinterface.h
index f5f5df31c043..9a86bcf29eed 100644
--- a/src/validationinterface.h
+++ b/src/validationinterface.h
@@ -33,6 +33,7 @@ void UnregisterAllValidationInterfaces();
 
 class CValidationInterface {
 protected:
+    ~CValidationInterface() = default;
     virtual void AcceptedBlockHeader(const CBlockIndex *pindexNew) {}
     virtual void NotifyHeaderTip(const CBlockIndex *pindexNew, bool fInitialDownload) {}
     virtual void UpdatedBlockTip(const CBlockIndex *pindexNew, const CBlockIndex *pindexFork, bool fInitialDownload) {}