From f34c8c466a0e514edac2e8683127b4176ad5d321 Mon Sep 17 00:00:00 2001
From: practicalswift <practicalswift@users.noreply.github.com>
Date: Mon, 18 Jun 2018 07:58:28 +0200
Subject: Make objects in range declarations immutable by default. Avoid
 unnecessary copying of objects in range declarations.

---
 src/txmempool.cpp | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'src/txmempool.cpp')

diff --git a/src/txmempool.cpp b/src/txmempool.cpp
index 8bada4dce8..33ef9b1012 100644
--- a/src/txmempool.cpp
+++ b/src/txmempool.cpp
@@ -196,7 +196,7 @@ bool CTxMemPool::CalculateMemPoolAncestors(const CTxMemPoolEntry &entry, setEntr
         }
 
         const setEntries & setMemPoolParents = GetMemPoolParents(stageit);
-        for (const txiter &phash : setMemPoolParents) {
+        for (txiter phash : setMemPoolParents) {
             // If this is a new ancestor, add it.
             if (setAncestors.count(phash) == 0) {
                 parentHashes.insert(phash);
@@ -457,7 +457,7 @@ void CTxMemPool::CalculateDescendants(txiter entryit, setEntries& setDescendants
         stage.erase(it);
 
         const setEntries &setChildren = GetMemPoolChildren(it);
-        for (const txiter &childiter : setChildren) {
+        for (txiter childiter : setChildren) {
             if (!setDescendants.count(childiter)) {
                 stage.insert(childiter);
             }
@@ -907,7 +907,7 @@ size_t CTxMemPool::DynamicMemoryUsage() const {
 void CTxMemPool::RemoveStaged(setEntries &stage, bool updateDescendants, MemPoolRemovalReason reason) {
     AssertLockHeld(cs);
     UpdateForRemoveFromMempool(stage, updateDescendants);
-    for (const txiter& it : stage) {
+    for (txiter it : stage) {
         removeUnchecked(it, reason);
     }
 }
-- 
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