Xcode 14构建React Native应用失败:链接器未定义符号问题求助
解决方案:Swift链接错误(Undefined symbol)
这些错误是链接器无法找到Swift标准库或核心框架符号导致的,可尝试以下解决方法:
- 统一Swift版本:在Xcode的
Build Settings > Swift Language Version中,确保项目所有目标的Swift版本完全一致。 - 清理构建缓存:按
Command + Shift + K清理项目,再按Command + Option + Shift + K清理构建文件夹,之后重新构建。 - 检查框架链接:查看目标的
Build Phases > Link Binary With Libraries,确认已添加SwiftUIKit、SwiftCore等必要框架,缺失则手动补充。 - 验证部署目标:确保项目部署目标版本与当前Swift版本兼容,版本不匹配可能引发符号缺失。
- 更新第三方依赖:若使用CocoaPods或Swift Package Manager,将依赖库更新至兼容当前Swift版本的版本,重新安装依赖。
- 重置Xcode缓存:删除
~/Library/Developer/Xcode/DerivedData目录下的缓存文件,重启Xcode后重新构建。
错误日志原文:
Undefined symbol: _$s16FloatLiteralTypes013ExpressibleByaB0PTl Undefined symbol: _$s18IntegerLiteralTypes013ExpressibleByaB0PTl Undefined symbol: _$sBi32_WV Undefined symbol: _$sSfs33_ExpressibleByBuiltinFloatLiteralsWP Undefined symbol: _$sSfySfSdcfC Undefined symbol: _$sSis35_ExpressibleByBuiltinIntegerLiteralsWP Undefined symbol: _$ss25ExpressibleByFloatLiteralMp Undefined symbol: _$ss25ExpressibleByFloatLiteralP05floatD0x0cD4TypeQz_tcfCTq Undefined symbol: _$ss25ExpressibleByFloatLiteralP0cD4TypeAB_s01_ab7BuiltincD0Tn Undefined symbol: _$ss27ExpressibleByIntegerLiteralMp Undefined symbol: _$ss27ExpressibleByIntegerLiteralP07integerD0x0cD4TypeQz_tcfCTq Undefined symbol: _$ss27ExpressibleByIntegerLiteralP0cD4TypeAB_s01_ab7BuiltincD0Tn Undefined symbol: _*swift_FORCE_LOAD*$_swiftCoreFoundation Undefined symbol: _*swift_FORCE_LOAD*$_swiftCoreGraphics Undefined symbol: _*swift_FORCE_LOAD*$_swiftCoreImage Undefined symbol: _*swift_FORCE_LOAD*$_swiftDarwin Undefined symbol: _*swift_FORCE_LOAD*$_swiftDispatch Undefined symbol: _*swift_FORCE_LOAD*$_swiftMetal Undefined symbol: _*swift_FORCE_LOAD*$_swiftObjectiveC Undefined symbol: _*swift_FORCE_LOAD*$_swiftQuartzCore Undefined symbol: _*swift_FORCE_LOAD*$_swiftUIKit Undefined symbol: __swift_stdlib_operatingSystemVersion Undefined symbol: _swift_errorRetain Undefined symbol: _swift_getForeignTypeMetadata Undefined symbol: _swift_once Linker command failed with exit code 1 (use -v to see invocation)
内容的提问来源于stack exchange,提问作者Fábio Carvalho
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