新建空项目，编译，打开xcode
在"Other Linker Flags"中加入"-ObjC -all_load"（接入微信登录），编译报错
duplicate symbol ‘jsb_register_all_modules()’ in:
/Users/mac/Library/Developer/Xcode/DerivedData/client-cgtihllappbhjwakbnlryylknyur/Build/Intermediates.noindex/client.build/Debug-iphoneos/client-mobile.build/Objects-normal/arm64/jsb_module_register.o
/Users/mac/Library/Developer/Xcode/DerivedData/client-cgtihllappbhjwakbnlryylknyur/Build/Products/Debug-iphoneos/libcocos2d iOS.a(jsb_module_register.o)
ld: 1 duplicate symbol for architecture arm64
clang: error: linker command failed with exit code 1 (use -v to see invocation)
