iOS 警告消除(收集)

1.不匹配的指针类型。

Incompatible pointer types returning

    
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wincompatible-pointer-types"
    return cell;
#pragma clang diagnostic pop

2.过期类、方法、属性。
#pragma clang diagnostic push   
#pragma clang diagnostic ignored "-Wdeprecated-declarations" 
      //UIAlertView      
#pragma clang diagnostic pop 

3.......