当出现 linker command failed with exit code 1 (use -v to see invocation) 的错误总结,具体内容如下: Undefined symbols for architecture x86_64: "_OBJC_CLASS_$_AppDelegate", referenced from: objc-class-ref in main.o ld: symbol(s) not found for architecture x86_6
Undefined symbols for architecture i386: “_OBJC_CLASS_$_XXX”, referenced from: objc-class-ref in XXX ld: symbol(s) not found for architecture i386 clang: error: linker command failed with exit code 1 (use -v to see invocation) 如果真机调试就是 undefined symb