mmcv安装出现了问题，请求大佬们帮忙解决

E:/code/envs/swin_det/lib/site-packages/torch/include\c10/macros/Macros.h(189): warning C4067: 预处理器指令后有意外标记 - 应输入换行符
E:/code/envs/swin_det/mmcv-1.3.17/mmcv/ops/csrc/common/cuda\scatter_points_cuda_kernel.cuh(56): fatal error C1021: 无效 的预处理器命令“warning”
error: command 'E:\\Program Files\\NVIDIA Computing Toolkit\\CUDA\\v11.1\\bin\\nvcc.exe' failed with exit code 2
(swin_det) PS E:\code\envs\swin_det\mmcv-1.3.17>