diff --git a/lib/checkunusedvar.cpp b/lib/checkunusedvar.cpp
index 71ca4495a..7c1180ad1 100644
--- a/lib/checkunusedvar.cpp
+++ b/lib/checkunusedvar.cpp
@@ -230,9 +230,7 @@ void Variables::eraseAliases(unsigned int varid)
     VariableUsage *usage = find(varid);
 
     if (usage) {
-        std::set<unsigned int>::const_iterator aliases;
-
-        for (aliases = usage->_aliases.begin(); aliases != usage->_aliases.end(); ++aliases)
+        for (std::set<unsigned int>::const_iterator aliases = usage->_aliases.begin(); aliases != usage->_aliases.end(); ++aliases)
             erase(*aliases);
     }
 }
@@ -280,9 +278,7 @@ void Variables::readAliases(unsigned int varid, const Token* tok)
     VariableUsage *usage = find(varid);
 
     if (usage) {
-        std::set<unsigned int>::iterator aliases;
-
-        for (aliases = usage->_aliases.begin(); aliases != usage->_aliases.end(); ++aliases) {
+        for (std::set<unsigned int>::iterator aliases = usage->_aliases.begin(); aliases != usage->_aliases.end(); ++aliases) {
             VariableUsage *aliased = find(*aliases);
 
             if (aliased) {
@@ -317,9 +313,7 @@ void Variables::writeAliases(unsigned int varid, const Token* tok)
     VariableUsage *usage = find(varid);
 
     if (usage) {
-        std::set<unsigned int>::const_iterator aliases;
-
-        for (aliases = usage->_aliases.begin(); aliases != usage->_aliases.end(); ++aliases) {
+        for (std::set<unsigned int>::const_iterator aliases = usage->_aliases.begin(); aliases != usage->_aliases.end(); ++aliases) {
             VariableUsage *aliased = find(*aliases);
 
             if (aliased) {
@@ -344,9 +338,7 @@ void Variables::use(unsigned int varid, const Token* tok)
         usage->use(_varReadInScope);
         usage->_lastAccess = tok;
 
-        std::set<unsigned int>::const_iterator aliases;
-
-        for (aliases = usage->_aliases.begin(); aliases != usage->_aliases.end(); ++aliases) {
+        for (std::set<unsigned int>::const_iterator aliases = usage->_aliases.begin(); aliases != usage->_aliases.end(); ++aliases) {
             VariableUsage *aliased = find(*aliases);
 
             if (aliased) {
@@ -367,9 +359,7 @@ void Variables::modified(unsigned int varid, const Token* tok)
         usage->_modified = true;
         usage->_lastAccess = tok;
 
-        std::set<unsigned int>::const_iterator aliases;
-
-        for (aliases = usage->_aliases.begin(); aliases != usage->_aliases.end(); ++aliases) {
+        for (std::set<unsigned int>::const_iterator aliases = usage->_aliases.begin(); aliases != usage->_aliases.end(); ++aliases) {
             VariableUsage *aliased = find(*aliases);
 
             if (aliased) {