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我最近更新了我的Xcode到版本9.0.1，但後來我的項目無法在我的iPhone中正常工作，但它可以在模擬器中正確運行。這裏是日誌信息來源：Apple LLVM 9.0錯誤
clang: error: unable to execute command: Segmentation fault: 11
clang: error: clang frontend command failed due to signal (use -v to see invocation)
Apple LLVM version 9.0.0 (clang-900.0.38)
Target: aarch64-apple-darwin16.7.0
Thread model: posix
InstalledDir:/Applications/Xcode.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/45/mzdnwtsn6bx8wlzgl0svljdc0000gn/T/ExchangeHistoryController-141ae9.m
clang: note: diagnostic msg: /var/folders/45/mzdnwtsn6bx8wlzgl0svljdc0000gn/T/ExchangeHistoryController-141ae9.cache
clang: note: diagnostic msg: /var/folders/45/mzdnwtsn6bx8wlzgl0svljdc0000gn/T/ExchangeHistoryController-141ae9.sh
clang: note: diagnostic msg: /var/folders/45/mzdnwtsn6bx8wlzgl0svljdc0000gn/T/ExchangeHistoryController-141ae9.crash
clang: note: diagnostic msg:
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我在網上找到，有些人以前見過同樣的問題，然後在Xcode構建設置關掉位碼來解決這個問題。我做了同樣的事情，沒有爲我工作。有沒有人成功解決這個問題？任何想法將不勝感激！