- pod ‘GoogleSignIn' , 工程編譯過程中遇到一個問題:Cannot find protocol declaration for 'GIDSignInDelegate',
解決方案:在橋接文件 Project-Bridging-Header.h 中導入頭文件
#import <GoogleSignIn/GoogleSignIn.h>
原因在于庫是OC代碼,需要通過橋接swift編譯器才能找到對應的類文件
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target overrides theSWIFT_OPTIMIZATION_LEVELbuild setting defined in,

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解決辦法:project->target->build setting-> 搜索 關鍵詞,點擊選項,選other 填寫
$(inherited)參考文章:https://segmentfault.com/a/1190000037439936###,步驟相當清晰。
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Xcode 代碼提示沒有了
解決辦法:
環(huán)境:xcode12.1 macos11.4
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在Xcode->Window->Projects選中你的項目 xxx.xcworkspace 庫不兼容,需要證書簽名 xcode 12.4 macos 11.4
dyld: Library not loaded: /usr/local/opt/glew/lib/libGLEW.2.2.dylib
Referenced from: /Users/book/Library/Developer/Xcode/DerivedData/opengl_-_2021.07.19-dtqpjvlknxgamgandafumvxkobbe/Build/Products/Debug/opengl - 2021.07.19
Reason: no suitable image found. Did find:
/usr/local/opt/glew/lib/libGLEW.2.2.dylib: code signature in (/usr/local/opt/glew/lib/libGLEW.2.2.dylib) not valid for use in process using Library Validation: mapped file has no cdhash, completely unsigned? Code has to be at least ad-hoc signed.

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