ChaiBapchya commented on a change in pull request #17297: Fix NCCL Cmake autodetect issue URL: https://github.com/apache/incubator-mxnet/pull/17297#discussion_r369304098
########## File path: cmake/Modules/FindNCCL.cmake ########## @@ -31,7 +31,13 @@ # install NCCL in the same location as the CUDA toolkit. # See https://github.com/caffe2/caffe2/issues/1601 -set(NCCL_ROOT_DIR "" CACHE PATH "Folder contains NVIDIA NCCL") +set(NCCL_ROOT $ENV{NCCL_ROOT} CACHE PATH "Folder contains NVIDIA NCCL") Review comment: or is it specifically to do with ENV vars. In that case we can set "" to these 3 variables - NCCL_ROOT, NCCL_INCLUDE_DIR and NCCL_LIB_DIR Since that seems to be the norm ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org With regards, Apache Git Services
