关于Flutter Undefined symbols for architecture i386: "_OBJC_CLASS_$_FlutterAppDelegate" 和 Undefined symbols for architecture x86_64:

参考https://www.jianshu.com/p/901a1012244b，https://www.cnblogs.com/dev1024/p/6370944.html

引入Flutter后build报错

 

 

 

 改下build settings配置