Fix some warnings and do a couple of other trivial cleanups (#2315)

* Fix various warnings

* A couple of trivial cleanups

* fix 2320

src/activemasternode.cpp

@@ -282,7 +282,7 @@ void CActiveLegacyMasternodeManager::ManageStateInitial(CConnman& connman)
     if(!fFoundLocal) {
         bool empty = true;
         // If we have some peers, let's try to find our local address from one of them
-        connman.ForEachNodeContinueIf(CConnman::AllNodes, [&fFoundLocal, &empty, this](CNode* pnode) {
+        connman.ForEachNodeContinueIf(CConnman::AllNodes, [&fFoundLocal, &empty](CNode* pnode) {
             empty = false;
             if (pnode->addr.IsIPv4())
                 fFoundLocal = GetLocal(activeMasternodeInfo.service, &pnode->addr) && CMasternode::IsValidNetAddr(activeMasternodeInfo.service);

src/chainparams.cpp

@@ -361,6 +361,8 @@ public:
         assert(genesis.hashMerkleRoot == uint256S("0xe0028eb9648db56b1ac77cf090b99048a8007e2bb64b68f092c03c7f56a662c7"));
 
         vFixedSeeds.clear();
+        vFixedSeeds = std::vector<SeedSpec6>(pnSeed6_test, pnSeed6_test + ARRAYLEN(pnSeed6_test));
+
         vSeeds.clear();
         // nodes with support for servicebits filtering should be at the top
         vSeeds.push_back(CDNSSeedData("dashdot.io",  "testnet-seed.dashdot.io"));

src/dbwrapper.h

@@ -371,6 +371,7 @@ private:
     };
 
     struct KeyValueHolder {
+        virtual ~KeyValueHolder() = default;
         virtual void Write(CDBBatch &batch) = 0;
     };
     typedef std::unique_ptr<KeyValueHolder> KeyValueHolderPtr;

src/evo/providertx.cpp

@@ -228,7 +228,9 @@ bool CheckProUpRevTx(const CTransaction& tx, const CBlockIndex* pindexPrev, CVal
     if (ptx.nVersion > CProRegTx::CURRENT_VERSION)
         return state.DoS(100, false, REJECT_INVALID, "bad-protx-version");
 
-    if (ptx.nReason < CProUpRevTx::REASON_NOT_SPECIFIED || ptx.nReason > CProUpRevTx::REASON_LAST)
+    // ptx.nReason < CProUpRevTx::REASON_NOT_SPECIFIED is always `false` since
+    // ptx.nReason is unsigned and CProUpRevTx::REASON_NOT_SPECIFIED == 0
+    if (ptx.nReason > CProUpRevTx::REASON_LAST)
         return state.DoS(100, false, REJECT_INVALID, "bad-protx-reason");
 
     if (pindexPrev) {

src/governance.cpp

@@ -1019,7 +1019,7 @@ void CGovernanceManager::RequestGovernanceObject(CNode* pfrom, const uint256& nH
         return;
     }
 
-    LogPrint("gobject", "CGovernanceObject::RequestGovernanceObject -- hash = %s (peer=%d)\n", nHash.ToString(), pfrom->GetId());
+    LogPrint("gobject", "CGovernanceManager::RequestGovernanceObject -- nHash %s peer=%d\n", nHash.ToString(), pfrom->GetId());
 
     CNetMsgMaker msgMaker(pfrom->GetSendVersion());
 

src/hdchain.cpp

@@ -169,9 +169,9 @@ void CHDChain::DeriveChildExtKey(uint32_t nAccountIndex, bool fInternal, uint32_
     purposeKey.Derive(cointypeKey, Params().ExtCoinType() | 0x80000000);
     // derive m/purpose'/coin_type'/account'
     cointypeKey.Derive(accountKey, nAccountIndex | 0x80000000);
-    // derive m/purpose'/coin_type'/account/change
+    // derive m/purpose'/coin_type'/account'/change
     accountKey.Derive(changeKey, fInternal ? 1 : 0);
-    // derive m/purpose'/coin_type'/account/change/address_index
+    // derive m/purpose'/coin_type'/account'/change/address_index
     changeKey.Derive(extKeyRet, nChildIndex);
 }
 

src/net.cpp

@@ -2253,8 +2253,8 @@ void CConnman::SetNetworkActive(bool active)
 }
 
 CConnman::CConnman(uint64_t nSeed0In, uint64_t nSeed1In) :
-        nSeed0(nSeed0In), nSeed1(nSeed1In),
+        addrman(Params().AllowMultiplePorts()),
-        addrman(Params().AllowMultiplePorts())
+        nSeed0(nSeed0In), nSeed1(nSeed1In)
 {
     fNetworkActive = true;
     setBannedIsDirty = false;

src/primitives/transaction.h

@@ -179,7 +179,7 @@ public:
         // "Dust" is defined in terms of CTransaction::minRelayTxFee, which has units duffs-per-kilobyte.
         // If you'd pay more than 1/3 in fees to spend something, then we consider it dust.
         // A typical spendable txout is 34 bytes big, and will need a CTxIn of at least 148 bytes to spend
-        // i.e. total is 148 + 32 = 182 bytes. Default -minrelaytxfee is 1000 duffs per kB
+        // i.e. total is 148 + 34 = 182 bytes. Default -minrelaytxfee is 1000 duffs per kB
         // and that means that fee per spendable txout is 182 * 1000 / 1000 = 182 duffs.
         // So dust is a spendable txout less than 546 * minRelayTxFee / 1000 (in duffs)
         // i.e. 182 * 3 = 546 duffs with default -minrelaytxfee = minRelayTxFee = 1000 duffs per kB.

src/privatesend-client.h

@@ -53,12 +53,13 @@ public:
         addr(CService()),
         dsa(CDarksendAccept()),
         nTimeCreated(0)
-    {};
+    {}
 
     CPendingDsaRequest(const CService& addr_, const CDarksendAccept& dsa_):
         addr(addr_),
-        dsa(dsa_)
+        dsa(dsa_),
-    { nTimeCreated = GetTime(); }
+        nTimeCreated(GetTime())
+    {}
 
     CService GetAddr() { return addr; }
     CDarksendAccept GetDSA() { return dsa; }

src/privatesend-server.cpp

@@ -431,7 +431,7 @@ void CPrivateSendServer::ChargeFees(CConnman& connman)
     std::random_shuffle(vecOffendersCollaterals.begin(), vecOffendersCollaterals.end());
 
     if(nState == POOL_STATE_ACCEPTING_ENTRIES || nState == POOL_STATE_SIGNING) {
-        LogPrintf("CPrivateSendServer::ChargeFees -- found uncooperative node (didn't %s transaction), charging fees: %s\n",
+        LogPrintf("CPrivateSendServer::ChargeFees -- found uncooperative node (didn't %s transaction), charging fees: %s",
                 (nState == POOL_STATE_SIGNING) ? "sign" : "send", vecOffendersCollaterals[0]->ToString());
 
         LOCK(cs_main);
@@ -716,7 +716,7 @@ bool CPrivateSendServer::CreateNewSession(const CDarksendAccept& dsa, PoolMessag
 
     if(!fUnitTest) {
         //broadcast that I'm accepting entries, only if it's the first entry through
-        CDarksendQueue dsq(dsa.nDenom, activeMasternodeInfo.outpoint, GetAdjustedTime(), false);
+        CDarksendQueue dsq(nSessionDenom, activeMasternodeInfo.outpoint, GetAdjustedTime(), false);
         LogPrint("privatesend", "CPrivateSendServer::CreateNewSession -- signing and relaying new queue: %s\n", dsq.ToString());
         dsq.Sign();
         dsq.Relay(connman);

src/qt/forms/optionsdialog.ui

@@ -179,7 +179,7 @@
              <string>Show system popups for PrivateSend mixing transactions&lt;br/&gt;just like for all other transaction types.</string>
             </property>
             <property name="text">
-             <string>Show popups for Privatesend transactions</string>
+             <string>Show popups for PrivateSend transactions</string>
             </property>
            </widget>
           </item>

src/qt/test/rpcnestedtests.cpp

@@ -44,7 +44,7 @@ void RPCNestedTests::rpcNestedTests()
     RegisterAllCoreRPCCommands(tableRPC);
     tableRPC.appendCommand("rpcNestedTest", &vRPCCommands[0]);
     ClearDatadirCache();
-    std::string path = QDir::tempPath().toStdString() + "/" + strprintf("test_bitcoin_qt_%lu_%i", (unsigned long)GetTime(), (int)(GetRand(100000)));
+    std::string path = QDir::tempPath().toStdString() + "/" + strprintf("test_dash_qt_%lu_%i", (unsigned long)GetTime(), (int)(GetRand(100000)));
     QDir dir(QString::fromStdString(path));
     dir.mkpath(".");
     ForceSetArg("-datadir", path);

src/validation.cpp

@@ -548,7 +548,7 @@ bool CheckTransaction(const CTransaction& tx, CValidationState &state)
 
     if (tx.IsCoinBase())
     {
-        int minCbSize = 2;
+        size_t minCbSize = 2;
         if (tx.nType == TRANSACTION_COINBASE) {
             // With the introduction of CbTx, coinbase scripts are not required anymore to hold a valid block height
             minCbSize = 1;