Xcode12 libstdc-.6.0.9.tbd问题
https://github.com/Kila2/libstdc-.6.0.9.tbd
# libstdc-.6.0.9.tbd libstdc++.6.0.9.tbd # for device put tdb copy to the path: /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/usr/lib/ # for simulator put dylib copy to the path: /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/Library/CoreSimulator/Profiles/Runtimes/iOS.simruntime/Contents/Resources/RuntimeRoot/usr/lib/ put tdb copy to the path: /Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator.sdk/usr/lib/