Xcode – Command / Developer /usr/bin/clang失败,退出代码为1

发布时间：2020-12-14 18:59:36 所属栏目：百科来源：网络整理

导读：我刚刚开始编程,并试图学习C. 对于我的作业,我必须设计一个程序,我很确定我的代码是正确的,但每当我尝试测试它,甚至直接从书中试用程序时,我都会收到这个错误. Ld "/Users/BasirJamil/Library/Developer/Xcode/DerivedData/Lab_2-fuyrgmtkjwgafzctwttcpwxptw

我刚刚开始编程,并试图学习C.

对于我的作业,我必须设计一个程序,我很确定我的代码是正确的,但每当我尝试测试它,甚至直接从书中试用程序时,我都会收到这个错误.

Ld "/Users/BasirJamil/Library/Developer/Xcode/DerivedData/Lab_2-fuyrgmtkjwgafzctwttcpwxptwox/Build/Products/Debug/Lab 2.app/Contents/MacOS/Lab 2" normal x86_64
    cd "/Users/BasirJamil/Desktop/Lab 2"
    setenv MACOSX_DEPLOYMENT_TARGET 10.7
    /Developer/usr/bin/clang -arch x86_64 -isysroot /Developer/SDKs/MacOSX10.7.sdk -L/Users/BasirJamil/Library/Developer/Xcode/DerivedData/Lab_2-fuyrgmtkjwgafzctwttcpwxptwox/Build/Products/Debug -F/Users/BasirJamil/Library/Developer/Xcode/DerivedData/Lab_2-fuyrgmtkjwgafzctwttcpwxptwox/Build/Products/Debug -filelist "/Users/BasirJamil/Library/Developer/Xcode/DerivedData/Lab_2-fuyrgmtkjwgafzctwttcpwxptwox/Build/Intermediates/Lab 2.build/Debug/Lab 2.build/Objects-normal/x86_64/Lab 2.LinkFileList" -mmacosx-version-min=10.7 -framework Cocoa -o "/Users/BasirJamil/Library/Developer/Xcode/DerivedData/Lab_2-fuyrgmtkjwgafzctwttcpwxptwox/Build/Products/Debug/Lab 2.app/Contents/MacOS/Lab 2"

ld: duplicate symbol _main in /Users/BasirJamil/Library/Developer/Xcode/DerivedData/Lab_2-fuyrgmtkjwgafzctwttcpwxptwox/Build/Intermediates/Lab 2.build/Debug/Lab 2.build/Objects-normal/x86_64/File.o and /Users/BasirJamil/Library/Developer/Xcode/DerivedData/Lab_2-fuyrgmtkjwgafzctwttcpwxptwox/Build/Intermediates/Lab 2.build/Debug/Lab 2.build/Objects-normal/x86_64/main.o for architecture x86_64
Command /Developer/usr/bin/clang failed with exit code 1

有人可以解释问题是什么,以及我如何解决它,而不过度技术(如果可能)？记住,我还是编程新手

提前致谢

解决方法

ld: duplicate symbol _main in /Users/BasirJamil/Library/Developer/Xcode/DerivedData/Lab_2

您有一个变量(最有可能)或多次定义的函数.实际上,可能是您已经定义了_main两次.

它有助于读取整个错误消息,而不仅仅是最后一行.

（编辑：李大同）

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