semantic issue 语义问题

//此问题修复完成后，需要编译以下工程才能看到效果

Property 'lMenuTimes' requires method 'lMenuTimes' to be defined - use @synthesize, @dynamic or provide a method implementation

//当一个有返回值的方法，缺少返回值时，会报如下警告

relessorder/MenuController.m: warning: Semantic Issue: Control may reach end of non-void function

//不相容的指针 

Incompatible pointer to integer conversion returning 'void *' from a function with result type 'NSInteger' (aka 'int')

//assigning 分派

Incompatible pointer types assigning to 'UIViewController *' from 'MultiDownloaderViewController *'

//隐式转换出现不兼容

Implicit conversion from enumeration type 'UITableViewCellEditingStyle' to different enumeration type 'UITableViewCellSelectionStyle'