报not found libstdc++.6.0.9.tbd,是因为Xcode10没有这个库,可下载文件到路径:命令open+真机环境/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS.sdk/usr/lib/
模拟器/Applications/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.pla