Xcode11恢复libstdc++6.0.9

下载下面三个压缩包,并分别复制到指定目录
libstdc++_sim
解压出来的三个文件 libstdc++.6.0.9.tbd libstdc++.6.tbd libstdc++.tbd,复制到下面路径:

/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator.sdk/usr/lib

libstdc++.6.0.9.tbd
解压出来的libstdc++.6.0.9.tbd复制到下面路径:

/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/usr/lib

libstdc++.dylib_sim
解压出来的三个文件 libstdc++.6.0.9.dylib libstdc++.6.dylib libstdc++.dylib,复制到下面路径:

/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Library/Developer/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/usr/lib 

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