message: fix bug in multi-node all2all transfer(need to add openmp in compilation)
diff: @@ -136,6 +136,12 @@ if(MPI_FOUND)
  include_directories(${HWLOC_INC_PATHS})
  include_directories(${UCX_INC_PATHS})
  endif()
  +if(OPENMP_FOUND)
  + set(CMAKE_CUDA_FLAGS "${CMAKE_CUDA_FLAGS} -Xcompiler -fopenmp")
  + message(STATUS "add -fopenmp to compiler")
  +else()
  + message(FATAL_ERROR "without openmp the multi-node all2all will fail")
  +endif()
  link_directories(${CUDNN_LIB_PATHS})
  link_directories(${NCCL_LIB_PATHS})
  link_directories(${HWLOC_LIB_PATHS})
  