ld: warning: directory not found for option '-F/Applications/Xcode-beta.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator9.3.sdk/Developer/Library/Frameworks'
解决办法:Target - XXXTests -Build Settings
搜索Framework Search Paths 删除所有内容
解决链接:https://forums.developer.apple.com/thread/3729