performSelector may cause a leak because its selector is unknown

#performSelector may cause a leak because its selector is unknown
#How to get rid of the ‘undeclared selector’ warning

//performSelector may cause a leak because its selector is unknown
//#pragma clang diagnostic push
//#pragma clang diagnostic ignored "-Warc-performSelector-leaks"
//... your code here ...
//#pragma clang diagnostic pop
//How to get rid of the 'undeclared selector' warning
//#pragma clang diagnostic push
//#pragma clang diagnostic ignored "-Wundeclared-selector"
//... your code here ...
//#pragma clang diagnostic pop