Don't use global (external) symbols for symbols that are used in only one translation unit

1 files changed, 4 insertions, 3 deletions

diff --git a/src/validation.cpp b/src/validation.cpp
index 6fd7964647..31b2eb3973 100644
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -78,7 +78,7 @@ bool CBlockIndexWorkComparator::operator()(const CBlockIndex *pa, const CBlockIn
     return false;
 }
 
-CChainState g_chainstate;
+static CChainState g_chainstate;
 
 CChainState& ChainstateActive() { return g_chainstate; }
 
@@ -1049,7 +1049,7 @@ bool CChainState::IsInitialBlockDownload() const
     return false;
 }
 
-CBlockIndex *pindexBestForkTip = nullptr, *pindexBestForkBase = nullptr;
+static CBlockIndex *pindexBestForkTip = nullptr, *pindexBestForkBase = nullptr;
 
 static void AlertNotify(const std::string& strMessage)
 {
@@ -4762,4 +4762,5 @@ public:
             delete (*it1).second;
         mapBlockIndex.clear();
     }
-} instance_of_cmaincleanup;
+};
+static CMainCleanup instance_of_cmaincleanup;