Xcode 切换target 之后打包失败

Showing Recent Errors Only
Clang frontend command failed with exit code 70 (use -v to see invocation)

fatal error: error in backend: Unexpected end of file
clang: error: clang frontend command failed with exit code 70 (use -v to see invocation)
Apple clang version 11.0.0 (clang-1100.0.33.12)
Target: armv7-apple-ios9.0
Thread model: posix
InstalledDir: /Applications/Xcode 11.2.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin
clang: note: diagnostic msg: PLEASE submit a bug report to http://developer.apple.com/bugreporter/ and include the crash backtrace, preprocessed source, and associated run script.
clang: note: diagnostic msg: 
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PLEASE ATTACH THE FOLLOWING FILES TO THE BUG REPORT:
Preprocessed source(s) and associated run script(s) are located at:
clang: note: diagnostic msg: /var/folders/7y/ptf0c5q14yg6r2w_dmmzxh50ztv9r1/T/PABSubBranchInfoModel-1810f6.m
clang: note: diagnostic msg: /var/folders/7y/ptf0c5q14yg6r2w_dmmzxh50ztv9r1/T/PABSubBranchInfoModel-1810f6.cache
clang: note: diagnostic msg: /var/folders/7y/ptf0c5q14yg6r2w_dmmzxh50ztv9r1/T/PABSubBranchInfoModel-1810f6.sh
clang: note: diagnostic msg: Crash backtrace is located in
clang: note: diagnostic msg: /Users/wjw/Library/Logs/DiagnosticReports/clang_<YYYY-MM-DD-HHMMSS>_<hostname>.crash
clang: note: diagnostic msg: (choose the .crash file that corresponds to your crash)
clang: note: diagnostic msg: 

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Xcode11.2， 项目有多个target，前一个target正常打包。切换之后先报此错。
comand + K 清理一下项目就OK 了。