老项目Xcode5.1编译器错误

老项目Xcode5.x编译器错误问题解决方法：参考资料

老项目Xcode5.x编译器错误

问题

Unsupported compiler 'com.apple.compilers.llvmgcc42' selected for architecture 'armv7'

Check dependencies

Unsupported compiler 'com.apple.compilers.llvmgcc42' selected for architecture 'armv7'

Unable to determine concrete GCC compiler for file /Users/xxxl/main.m of type sourcecode.c.objc.

解决方法：

Change your compiler for C/C++/ObjectiveC Go to Build Settings->Build OPtions->compiler for C/C++/ObjectiveC; select Default(Apple LLVM5.0)

参考资料

• http://linglong117.blog.163.com/blog/static/27714547201381814624239/

undefined