From b28e5ce816c8f9ea69720b0c8d2e8fb63fc1d6c3 Mon Sep 17 00:00:00 2001
From: tal <tal@daglabs.com>
Date: Mon, 30 Nov 2020 15:48:08 +0200
Subject: [PATCH] [#1126] Place selectedParent to be first on blueMergeSet.

---
 domain/consensus/processes/ghostdag2/ghostdagimpl.go | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/domain/consensus/processes/ghostdag2/ghostdagimpl.go b/domain/consensus/processes/ghostdag2/ghostdagimpl.go
index 819417406..34b3008e2 100644
--- a/domain/consensus/processes/ghostdag2/ghostdagimpl.go
+++ b/domain/consensus/processes/ghostdag2/ghostdagimpl.go
@@ -59,6 +59,8 @@ func (gh *ghostdagHelper) GHOSTDAG(blockCandidate *externalapi.DomainHash) error
 	var mergeSetReds = make([]*externalapi.DomainHash, 0)
 	var blueSet = make([]*externalapi.DomainHash, 0)
 
+	mergeSetBlues = append(mergeSetBlues, selectedParent)
+
 	mergeSetArr, err := gh.findMergeSet(blockParents, selectedParent)
 	if err != nil {
 		return err
@@ -352,8 +354,8 @@ func (gh *ghostdagHelper) sortByBlueScore(arr []*externalapi.DomainHash) error {
 			err = error
 			return false
 		}
-		var isSmaller bool = false
-		if blockRight.BlueScore < blockLeft.BlueScore {
+		var isSmaller = false
+		if blockLeft.BlueScore < blockRight.BlueScore {
 			isSmaller = true
 		} else {
 			if blockRight.BlueScore == blockLeft.BlueScore {