In file included from /Users/xx/Desktop/xx/Pods/xx/xx/Classes/xx/Utils/xx/xx.mm:9: In file included from /Users/xx/Desktop/xx/Pods/xx/xx/Classes/xx/Utils/xx/xx.h:13: In file included from /Users/tang/Desktop/xx/Pods/Headers/Private/GPUImage/GPUImage.h:7: In file included from /Users/tang/Desktop/xx/Pods/Headers/Private/GPUImage/GPUImageVideoCamera.h:2: In file included from /Users/tang/Downloads/Xcode-beta.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS15.0.sdk/System/Library/Frameworks/AVFoundation.framework/Headers/AVFoundation.h:23: In file included from /Users/tang/Downloads/Xcode-beta.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS15.0.sdk/System/Library/Frameworks/AVFoundation.framework/Headers/AVFCapture.h:21: In file included from /Users/tang/Downloads/Xcode-beta.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS15.0.sdk/System/Library/Frameworks/AVFoundation.framework/Headers/AVDepthData.h:11: In file included from /Users/tang/Downloads/Xcode-beta.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS15.0.sdk/System/Library/Frameworks/AVFoundation.framework/Headers/AVCameraCalibrationData.h:12: In file included from /Users/tang/Downloads/Xcode-beta.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS15.0.sdk/usr/include/simd/matrix_types.h:33: In file included from /Users/tang/Downloads/Xcode-beta.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS15.0.sdk/usr/include/simd/vector_make.h:5310: In file included from /Users/tang/Downloads/Xcode-beta.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS15.0.sdk/usr/include/c++/v1/tuple:149: /Users/tang/Downloads/Xcode-beta.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS15.0.sdk/usr/include/c++/v1/__tuple:24:1: error: templates must have C++ linkage template struct _LIBCPP_TEMPLATE_VIS tuple_size; ^~~~~~~~~~~~~~~~~~~~ In file included from /Users/tang/Desktop/xx/Pods/xx/xx/Classes/xx/Utils/xx/xx.mm:9: /Users/tang/Desktop/xx/Pods/xx/xx/Classes/xx/xx/xx/xx.h:11:1: note: extern "C" language linkage specification begins here extern "C" { ^ In file included from /Users/xx/Desktop/xx/Pods/xx/xx/Classes/xx/Utils/xx/xx.mm:9: In file included from /Users/tang/Desktop/xx/Pods/TempBase/TempBase/Classes/xx/Utils/xx/xx.h:13: In file included from /Users/tang/Desktop/xx/Pods/Headers/Private/GPUImage/GPUImage.h:7: In file included from /Users/tang/Desktop/xx/Pods/Headers/Private/GPUImage/GPUImageVideoCamera.h:2: In file included from /Users/xx/Downloads/Xcode-beta.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS15.0.sdk/System/Library/Frameworks/AVFoundation.framework/Headers/AVFoundation.h:23: In file included from /Users/tang/Downloads/Xcode-beta.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS15.0.sdk/System/Library/Frameworks/AVFoundation.framework/Headers/AVFCapture.h:21: In file included from /Users/tang/Downloads/Xcode-beta.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS15.0.sdk/System/Library/Frameworks/AVFoundation.framework/Headers/AVDepthData.h:11: In file included from /Users/tang/Downloads/Xcode-beta.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS15.0.sdk/System/Library/Frameworks/AVFoundation.framework/Headers/AVCameraCalibrationData.h:12: In file included from /Users/tang/Downloads/Xcode-beta.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS15.0.sdk/usr/include/simd/matrix_types.h:33: In file included from /Users/tang/Downloads/Xcode-beta.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS15.0.sdk/usr/include/simd/vector_make.h:5310: In file included from /Users/tang/Downloads/Xcode-beta.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS15.0.sdk/usr/include/c++/v1/tuple:149: /Users/tang/Downloads/Xcode-beta.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS15.0.sdk/usr/include/c++/v1/__tuple:27:1: error: templates must have C++ linkage template <class _Tp, class...>