对整个项目关闭ARC
project -> Build settings -> Apple LLVM complier 3.0 - Language -> objective-C Automatic Reference Counting设置为NO
但有的时候某些文件还是会报release之类的错,这时需要对某个文件单独设置。
1.project-Build Phases-Compile Sources
2.找到需要设置的mm文件,在右边Compiler Flag里把-fobjc-arc改成 -fno-objc-arc
3.Clean-Build。一切OK!
![](https://img.laitimes.com/img/_0nNw4CM6IyYiwiM6ICdiwiInBnauAzM5IzN4QzM1cjM5ETNy8CXxATNxAjMvwlNxczN0MzLcd2bsJ2Lc12bj5ycn9Gbi52YuAzcldWYtl2Lc9CX6MHc0RHaiojIsJye.jpg)
转载于:https://www.cnblogs.com/liubeimeng/p/4248692.html