From caebf137bc8e84a58324fd4b358300cd43618372 Mon Sep 17 00:00:00 2001
From: Dmitry-Me <wipedout@yandex.ru>
Date: Tue, 12 Sep 2017 00:21:36 +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 246e2ca31..4336d2433 100644
--- a/lib/valueflow.cpp
+++ b/lib/valueflow.cpp
@@ -917,7 +917,8 @@ static void valueFlowOppositeCondition(SymbolDatabase *symboldatabase, const Set
             tok2 = tok2->linkAt(1);
             if (!Token::simpleMatch(tok2, "} else { if ("))
                 break;
-            const Token *cond2 = tok2->tokAt(4)->astOperand2();
+            const Token *ifOpenBraceTok = tok2->tokAt(4);
+            const Token *cond2 = ifOpenBraceTok->astOperand2();
             if (!cond2 || !cond2->isComparisonOp())
                 continue;
             if (isOppositeCond(true, cpp, cond1, cond2, settings->library, true)) {
@@ -925,7 +926,7 @@ static void valueFlowOppositeCondition(SymbolDatabase *symboldatabase, const Set
                 value.setKnown();
                 setTokenValue(const_cast<Token*>(cond2), value, settings);
             }
-            tok2 = tok2->linkAt(4);
+            tok2 = ifOpenBraceTok->link();
         }
     }
 }