Python：3.10
CUDA:11.3
detectron2：0.6
torch：1.11.0+cu113
git clone detectron2的源码之后执行python setup.py build_ext进行编译，出现以下错误：
D:/Applications/WPy64-31040/python-3.10.4.amd64/lib/site-packages/torch/includec10/macros/Macros.h(142): warning C4067: 预处理器指令后有意外标记 - 应输入换行符
D:DeepLearningdetectron2detectron2layerscsrcnms_rotatednms_rotated_cuda.cu(14): error: name must be a namespace name
D:DeepLearningdetectron2detectron2layerscsrcnms_rotatednms_rotated_cuda.cu(68): error: identifier "single_box_iou_rotated" is undefined
detected during instantiation of "void nms_rotated_cuda_kernel(int, double, const T *, unsigned long long *) [with T=double]"
(105): here
D:DeepLearningdetectron2detectron2layerscsrcnms_rotatednms_rotated_cuda.cu(68): error: type name is not allowed
detected during instantiation of "void nms_rotated_cuda_kernel(int, double, const T *, unsigned long long *) [with T=double]"
(105): here
D:DeepLearningdetectron2detectron2layerscsrcnms_rotatednms_rotated_cuda.cu(68): warning: expression has no effect detected during instantiation of "void nms_rotated_cuda_kernel(int, double, const T *, unsigned long long *) [with T=double]"
(105): here
D:DeepLearningdetectron2detectron2layerscsrcnms_rotatednms_rotated_cuda.cu(58): warning: variable "cur_box" was set but never used
detected during instantiation of "void nms_rotated_cuda_kernel(int, double, const T *, unsigned long long *) [with T=double]"
(105): here
D:DeepLearningdetectron2detectron2layerscsrcnms_rotatednms_rotated_cuda.cu(68): error: identifier "single_box_iou_rotated" is undefined
detected during instantiation of "void nms_rotated_cuda_kernel(int, double, const T *, unsigned long long *) [with T=float]"
(105): here
D:DeepLearningdetectron2detectron2layerscsrcnms_rotatednms_rotated_cuda.cu(68): error: type name is not allowed
detected during instantiation of "void nms_rotated_cuda_kernel(int, double, const T *, unsigned long long *) [with T=float]"
(105): here
D:DeepLearningdetectron2detectron2layerscsrcnms_rotatednms_rotated_cuda.cu(68): warning: expression has no effect detected during instantiation of "void nms_rotated_cuda_kernel(int, double, const T *, unsigned long long *) [with T=float]"
(105): here
D:DeepLearningdetectron2detectron2layerscsrcnms_rotatednms_rotated_cuda.cu(58): warning: variable "cur_box" was set but never used
detected during instantiation of "void nms_rotated_cuda_kernel(int, double, const T *, unsigned long long *) [with T=float]"
(105): here
5 errors detected in the compilation of "D:/DeepLearning/detectron2/detectron2/layers/csrc/nms_rotated/nms_rotated_cuda.cu".
error: command 'C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v11.3\bin\nvcc.exe' failed with exit code 1
解决办法
根据https://github.com/facebookresearch/detectron2/issues/1601 的方法，修改源码"detectron2layerscsrcnms_rotatednms_rotated_cuda.cu":
