xcode7 __weak 导致报错 is unavailable

 

Build Settings    

Apple LLVM7.1 Laguage-Object-c

Weak References in Manual Retain Release 选 Yes;

 

 
posted @ 2016-04-15 09:53  天涯沦落猿  阅读(208)  评论(0)  编辑  收藏  举报