diff --git a/src/checkmemoryleak.cpp b/src/checkmemoryleak.cpp
index 529a783ae..4af712cff 100644
--- a/src/checkmemoryleak.cpp
+++ b/src/checkmemoryleak.cpp
@@ -945,9 +945,8 @@ Token *CheckMemoryLeakInFunction::getcode(const Token *tok, std::list<const Toke
         }
 
         // Callback..
-        bool matchFirst;
-        if ((matchFirst = Token::Match(tok, "( %var%")) ||
-            Token::Match(tok, "( * %var%"))
+        bool matchFirst = Token::Match(tok, "( %var%");
+        if (matchFirst || Token::Match(tok, "( * %var%"))
         {
             int tokIdx = matchFirst ? 2 : 3;
 
diff --git a/src/checkother.cpp b/src/checkother.cpp
index f566ce7fb..f831a9fb6 100644
--- a/src/checkother.cpp
+++ b/src/checkother.cpp
@@ -45,14 +45,18 @@ void CheckOther::warningOldStylePointerCast()
     for (const Token *tok = _tokenizer->tokens(); tok; tok = tok->next())
     {
         // Old style pointer casting..
-        if (!Token::Match(tok, "( %type% * ) %var%"))
+        if (!Token::Match(tok, "( const| %type% * ) %var%"))
             continue;
 
-        if (Token::simpleMatch(tok->tokAt(4), "const"))
+        int addToIndex = 0;
+        if (Token::simpleMatch(tok->tokAt(1), "const"))
+            addToIndex = 1;
+
+        if (Token::simpleMatch(tok->tokAt(4 + addToIndex), "const"))
             continue;
 
         // Is "type" a class?
-        const std::string pattern("class " + tok->next()->str());
+        const std::string pattern("class " + tok->tokAt(1 + addToIndex)->str());
         if (!Token::findmatch(_tokenizer->tokens(), pattern.c_str()))
             continue;
 
diff --git a/src/errorlogger.cpp b/src/errorlogger.cpp
index e5c316075..2a22fe3d2 100644
--- a/src/errorlogger.cpp
+++ b/src/errorlogger.cpp
@@ -67,7 +67,7 @@ bool ErrorLogger::ErrorMessage::deserialize(const std::string &data)
         std::string temp;
         for (unsigned int i = 0; i < len && iss.good(); ++i)
         {
-            char c = iss.get();
+            char c = static_cast<char>(iss.get());
             temp.append(1, c);
         }
 
@@ -94,7 +94,7 @@ bool ErrorLogger::ErrorMessage::deserialize(const std::string &data)
         std::string temp;
         for (unsigned int i = 0; i < len && iss.good(); ++i)
         {
-            char c = iss.get();
+            char c = static_cast<char>(iss.get());
             temp.append(1, c);
         }
 
diff --git a/src/preprocessor.cpp b/src/preprocessor.cpp
index b86f60f30..28ef9c675 100644
--- a/src/preprocessor.cpp
+++ b/src/preprocessor.cpp
@@ -286,7 +286,7 @@ std::string Preprocessor::read(std::istream &istr)
         if (ch == '\\')
         {
             char chNext = 0;
-            while (true)
+            for (;;)
             {
                 chNext = (char)istr.peek();
                 if (chNext != '\n' && chNext != '\r' && (chNext > 0) &&
diff --git a/test/testother.cpp b/test/testother.cpp
index 8fe279913..dbf2aaa23 100644
--- a/test/testother.cpp
+++ b/test/testother.cpp
@@ -527,6 +527,12 @@ private:
                                  "}\n");
         ASSERT_EQUALS("[test.cpp:4]: (style) C-style pointer casting\n", errout.str());
 
+        checkOldStylePointerCast("class Base;\n"
+                                 "void foo()\n"
+                                 "{\n"
+                                 "    Base * b = (const Base *) derived;\n"
+                                 "}\n");
+        ASSERT_EQUALS("[test.cpp:4]: (style) C-style pointer casting\n", errout.str());
 
         checkOldStylePointerCast("class B;\n"
                                  "class A\n"
@@ -534,6 +540,13 @@ private:
                                  "  virtual void abc(B *) const = 0;\n"
                                  "}\n");
         ASSERT_EQUALS("", errout.str());
+
+        checkOldStylePointerCast("class B;\n"
+                                 "class A\n"
+                                 "{\n"
+                                 "  virtual void abc(const B *) const = 0;\n"
+                                 "}\n");
+        ASSERT_EQUALS("", errout.str());
     }
 
 };