From c05e632bafbf8c097f396b0f6def5c618330c948 Mon Sep 17 00:00:00 2001
From: Dmitry-Me <wipedout@yandex.ru>
Date: Tue, 3 Feb 2015 11:00:40 +0300
Subject: [PATCH] Cache and reuse value

---
 lib/valueflow.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/lib/valueflow.cpp b/lib/valueflow.cpp
index b6e80a50d..9194186e1 100644
--- a/lib/valueflow.cpp
+++ b/lib/valueflow.cpp
@@ -1645,8 +1645,9 @@ static void valueFlowFunctionDefaultParameter(TokenList *tokenlist, SymbolDataba
         for (std::size_t arg = function->minArgCount(); arg < function->argCount(); arg++) {
             const Variable* var = function->getArgumentVar(arg);
             if (var && var->hasDefault() && Token::Match(var->nameToken(), "%var% = %num%|%str% [,)]")) {
-                const_cast<Token*>(var->nameToken()->tokAt(2))->values.front().defaultArg = true;
-                valueFlowInjectParameter(tokenlist, errorLogger, settings, var, scope, var->nameToken()->tokAt(2)->values);
+                const Token* valueTok = var->nameToken()->tokAt(2);
+                const_cast<Token*>(valueTok)->values.front().defaultArg = true;
+                valueFlowInjectParameter(tokenlist, errorLogger, settings, var, scope, valueTok->values);
             }
         }
     }