From d2e46e1b5cf6c08829ec3bb2a923b4ba149ab3b7 Mon Sep 17 00:00:00 2001
From: Suhas Daftuar <sdaftuar@gmail.com>
Date: Thu, 30 Jun 2016 11:37:38 -0400
Subject: [PATCH] Remove addScoreTxs()

---
 src/miner.cpp | 60 ---------------------------------------------------
 src/miner.h   |  6 ++----
 2 files changed, 2 insertions(+), 64 deletions(-)

diff --git a/src/miner.cpp b/src/miner.cpp
index f2ad1018b..eb71355e7 100644
--- a/src/miner.cpp
+++ b/src/miner.cpp
@@ -338,66 +338,6 @@ void BlockAssembler::AddToBlock(CTxMemPool::txiter iter)
     }
 }
 
-void BlockAssembler::addScoreTxs()
-{
-    std::priority_queue<CTxMemPool::txiter, std::vector<CTxMemPool::txiter>, ScoreCompare> clearedTxs;
-    CTxMemPool::setEntries waitSet;
-    CTxMemPool::indexed_transaction_set::index<mining_score>::type::iterator mi = mempool.mapTx.get<mining_score>().begin();
-    CTxMemPool::txiter iter;
-    while (!blockFinished && (mi != mempool.mapTx.get<mining_score>().end() || !clearedTxs.empty()))
-    {
-        // If no txs that were previously postponed are available to try
-        // again, then try the next highest score tx
-        if (clearedTxs.empty()) {
-            iter = mempool.mapTx.project<0>(mi);
-            mi++;
-        }
-        // If a previously postponed tx is available to try again, then it
-        // has higher score than all untried so far txs
-        else {
-            iter = clearedTxs.top();
-            clearedTxs.pop();
-        }
-
-        // If tx already in block, skip  (added by addPriorityTxs)
-        if (inBlock.count(iter)) {
-            continue;
-        }
-
-        // cannot accept witness transactions into a non-witness block
-        if (!fIncludeWitness && !iter->GetTx().wit.IsNull())
-            continue;
-
-        // If tx is dependent on other mempool txs which haven't yet been included
-        // then put it in the waitSet
-        if (isStillDependent(iter)) {
-            waitSet.insert(iter);
-            continue;
-        }
-
-        // If the fee rate is below the min fee rate for mining, then we're done
-        // adding txs based on score (fee rate)
-        if (iter->GetModifiedFee() < ::minRelayTxFee.GetFee(iter->GetTxSize()) && nBlockSize >= nBlockMinSize) {
-            return;
-        }
-
-        // If this tx fits in the block add it, otherwise keep looping
-        if (TestForBlock(iter)) {
-            AddToBlock(iter);
-
-            // This tx was successfully added, so
-            // add transactions that depend on this one to the priority queue to try again
-            BOOST_FOREACH(CTxMemPool::txiter child, mempool.GetMemPoolChildren(iter))
-            {
-                if (waitSet.count(child)) {
-                    clearedTxs.push(child);
-                    waitSet.erase(child);
-                }
-            }
-        }
-    }
-}
-
 void BlockAssembler::UpdatePackagesForAdded(const CTxMemPool::setEntries& alreadyAdded,
         indexed_modified_transaction_set &mapModifiedTx)
 {
diff --git a/src/miner.h b/src/miner.h
index 9fab55611..037639b2b 100644
--- a/src/miner.h
+++ b/src/miner.h
@@ -157,7 +157,7 @@ private:
     int64_t nLockTimeCutoff;
     const CChainParams& chainparams;
 
-    // Variables used for addScoreTxs and addPriorityTxs
+    // Variables used for addPriorityTxs
     int lastFewTxs;
     bool blockFinished;
 
@@ -174,14 +174,12 @@ private:
     void AddToBlock(CTxMemPool::txiter iter);
 
     // Methods for how to add transactions to a block.
-    /** Add transactions based on modified feerate */
-    void addScoreTxs();
     /** Add transactions based on tx "priority" */
     void addPriorityTxs();
     /** Add transactions based on feerate including unconfirmed ancestors */
     void addPackageTxs();
 
-    // helper function for addScoreTxs and addPriorityTxs
+    // helper function for addPriorityTxs
     /** Test if tx will still "fit" in the block */
     bool TestForBlock(CTxMemPool::txiter iter);
     /** Test if tx still has unconfirmed parents not yet in block */