Update checkunusedfunctions.cpp

Author: chrchr-github

lib/checkunusedfunctions.cpp

@@ -261,6 +261,9 @@ void CheckUnusedFunctions::parseTokens(const Tokenizer &tokenizer, const Setting
             while (Token::Match(funcname, "%name% :: %name%"))
                 funcname = funcname->tokAt(2);
 
+            if (funcname && funcname->isName() && !funcname->function() && !tok->astParent() && Token::Match(tok, "[(,]")) // unknown type in parameter list
+				continue;
+
             if (!Token::Match(funcname, "%name% [(),;]:}<>]"))
                 continue;
         }
@@ -274,7 +277,7 @@ void CheckUnusedFunctions::parseTokens(const Tokenizer &tokenizer, const Setting
             if (ftok->str() == "<")
                 ftok = ftok->link();
             if (Token::Match(ftok->linkAt(1), ") const|throw|{"))
-                funcname = nullptr;
+                continue;
         }
 
         if (funcname) {