From 0cc5b67bf65f918f96da87984c16f45926c6fee2 Mon Sep 17 00:00:00 2001
From: PKEuS <philipp.kloke@web.de>
Date: Wed, 24 Sep 2014 13:22:05 +0200
Subject: [PATCH] Avoid copying std::list object in valueFlowAfterAssign

---
 lib/valueflow.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/valueflow.cpp b/lib/valueflow.cpp
index 03cd77f71..e8a1b5f77 100644
--- a/lib/valueflow.cpp
+++ b/lib/valueflow.cpp
@@ -978,8 +978,8 @@ static void valueFlowAfterAssign(TokenList *tokenlist, ErrorLogger *errorLogger,
         // Rhs values..
         if (!tok->astOperand2() || tok->astOperand2()->values.empty())
             continue;
-        std::list<ValueFlow::Value> values = tok->astOperand2()->values;
 
+        const std::list<ValueFlow::Value>& values = tok->astOperand2()->values;
         const bool constValue = tok->astOperand2()->isNumber();
         valueFlowForward(tok, endOfVarScope, var, varid, values, constValue, tokenlist, errorLogger, settings);
     }