体系结构x86_64的未定义符号：适用于Xcode 8.3.2中的Firebase
我手动安装了firebase到我的Xcode的存储数据的目的。 我遵循从DOCS的README和集成。 但是，这个问题是，一切安装后，我得到以下编译器错误。
Undefined symbols for architecture x86_64: “_kFIRAppDiagnosticsErrorKey”, referenced from: +[FIRDiagnostics logDiagnostics:] in FirebaseCoreDiagnostics(FIRDiagnostics_0c03a82afb19aa444c2f4902b5217b60.o) “_kFIRAppDiagnosticsSDKNameKey”, referenced from: +[FIRDiagnostics logDiagnostics:] in FirebaseCoreDiagnostics(FIRDiagnostics_0c03a82afb19aa444c2f4902b5217b60.o) “_kFIRAppDiagnosticsSDKVersionKey”, referenced from: +[FIRDiagnostics logDiagnostics:] in FirebaseCoreDiagnostics(FIRDiagnostics_0c03a82afb19aa444c2f4902b5217b60.o) “_kFIRAppDiagnosticsFIRAppKey”, referenced from: +[FIRDiagnostics logDiagnostics:] in FirebaseCoreDiagnostics(FIRDiagnostics_0c03a82afb19aa444c2f4902b5217b60.o) “_kFIRServiceAuthUI”, referenced from: +[FIRDiagnostics populateLogProtoWithInstalledServices:] in FirebaseCoreDiagnostics(FIRDiagnostics_0c03a82afb19aa444c2f4902b5217b60.o) +[FIRDiagnostics mapFromServiceStringToTypeEnum:] in FirebaseCoreDiagnostics(FIRDiagnostics_0c03a82afb19aa444c2f4902b5217b60.o) “_kFIRAppDiagnosticsNotification”, referenced from: +[FIRDiagnostics load] in FirebaseCoreDiagnostics(FIRDiagnostics_0c03a82afb19aa444c2f4902b5217b60.o) “_FIRAuthStateDidChangeInternalNotificationAppKey”, referenced from: -[FAuthStateListenerWrapper authStateDidChangeNotification:] in FirebaseDatabase(FAuthTokenProvider_213581f9a756863b453764defdcb42ec.o) “_FIRAuthStateDidChangeInternalNotificationTokenKey”, referenced from: -[FAuthStateListenerWrapper authStateDidChangeNotification:] in FirebaseDatabase(FAuthTokenProvider_213581f9a756863b453764defdcb42ec.o) “_FIRAuthStateDidChangeInternalNotification”, referenced from: -[FAuthStateListenerWrapper initWithListener:app:] in FirebaseDatabase(FAuthTokenProvider_213581f9a756863b453764defdcb42ec.o) “_kFIRAppDiagnosticsConfigurationTypeKey”, referenced from: +[FIRDiagnostics logDiagnostics:] in FirebaseCoreDiagnostics(FIRDiagnostics_0c03a82afb19aa444c2f4902b5217b60.o) “_utf8_nextCharSafeBody”, referenced from: -[FSRWebSocket _innerPumpScanner] in FirebaseDatabase(FSRWebSocket_221b45e2259898169b2d29adbe0c7833.o) ld: symbol(s) not found for architecture x86_64 clang: error: linker command failed with exit code 1 (use -v to see invocation) 看起来您错过将FirebaseCore框架和-licucore添加到OTHER_LD_FLAGS