报错：
[ 42%] Built target darknet_ros_msgs_generate_messages
[ 43%] Building NVCC (Device) object darknet_ros/darknet_ros/CMakeFiles/darknet_ros_lib.dir/__/darknet/src/darknet_ros_lib_generated_col2im_kernels.cu.o
nvcc fatal : redefinition of argument 'std'
nvcc fatal : redefinition of argument 'std'
CMake Error at darknet_ros_lib_generated_crop_layer_kernels.cu.o.cmake:207 (message):Error generating/home/a/catkin_ws/build/darknet_ros/darknet_ros/CMakeFiles/darknet_ros_lib.dir/__/darknet/src/./darknet_ros_lib_generated_crop_layer_kernels.cu.onvcc fatal : redefinition of argument 'std'
CMake Error at darknet_ros_lib_generated_dropout_layer_kernels.cu.o.cmake:207 (message):Error generating/home/a/catkin_ws/build/darknet_ros/darknet_ros/CMakeFiles/darknet_ros_lib.dir/__/darknet/src/./darknet_ros_lib_generated_dropout_layer_kernels.cu.o解决：
参考：https://github.com/ComputationalRadiationPhysics/alpaka/issues/186
删除cuda相关部分-std=c++11设置，给cuda更多选择。