diff --git a/lib/checkmemoryleak.cpp b/lib/checkmemoryleak.cpp
index 80ffe78af..31e1c01a1 100644
--- a/lib/checkmemoryleak.cpp
+++ b/lib/checkmemoryleak.cpp
@@ -2700,8 +2700,6 @@ void CheckMemoryLeakStructMember::checkStructVariable(const Token * const vartok
                     // skip ahead out of the block
                     bool ret = false;
                     while (tok3) {
-                        // debug info
-                        const std::string tok3str_(tok3->str());
                         if (tok3->str() == "return")
                             ret = true;
                         else if (tok3->str() == "{" || tok3->str() == "}")
diff --git a/lib/tokenize.cpp b/lib/tokenize.cpp
index b3b45b61c..3c6b02275 100644
--- a/lib/tokenize.cpp
+++ b/lib/tokenize.cpp
@@ -4507,8 +4507,6 @@ bool Tokenizer::simplifyTokenList()
             tok->insertToken(varname);
             tok->next()->varId(varid);
         } else if (Token::Match(tok, "; %var% = realloc ( 0 , %num% ) ;")) {
-            const std::string varname(tok->next()->str());
-
             tok = tok->tokAt(3);
             // Change function name "realloc" to "malloc"
             tok->str("malloc");