Update checkother.cpp

Author: chrchr-github

lib/checkother.cpp

@@ -4446,7 +4446,7 @@ void CheckOtherImpl::checkKnownPointerToBool()
         for (const Token* tok = functionScope->bodyStart; tok != functionScope->bodyEnd; tok = tok->next()) {
             if (!tok->hasKnownIntValue())
                 continue;
-            if (!astIsPointer(tok))
+            if (!astIsPointer(tok) && !tok->function())
                 continue;
             if (Token::Match(tok->astParent(), "?|!|&&|%oror%|%comp%"))
                 continue;