Sigbat or exc_bad_access solutions for zombie signaling

About the zombie signal sigbat or exc_bad_access solution with the development of Xcode in-depth, I believe many students are on the emergence of Sigbat or exc_bad_access problems, compile is right, the runtime did some operations, Jump to the main function, and then appear sigbat or exc_bad_access hint, the information can not correctly determine the cause of the error.
Here is a way to provide you with the output of Sigbat or exc_bad_access in the console, the basic 90% can solve your problem.

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第一步：在Xcode的菜单栏选择“Product”，然后选择“EditScheme”； 第二步：在弹出的对话框中选择“Arguments”； 第三步：在“Environment Varibles”中添加“NSZombieEnabled”，值是“YES” 。这样就大功告成了。这时候，如果你的程序在运行过程中还出现SIGBAT或者EXC_BAD_ACCESS错误，

Sigbat or exc_bad_access solutions for zombie signaling