From 6bfc472bec0bc2f8557aea312c960c2fcaf986b7 Mon Sep 17 00:00:00 2001
From: Rory Mitchell <r.a.mitchell.nz@gmail.com>
Date: Fri, 7 Jul 2017 12:36:26 +1200
Subject: [PATCH] Update nccl (#2494)

---
 CMakeLists.txt | 3 +--
 nccl           | 2 +-
 2 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0f5a2d225..38db6d773 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -62,7 +62,6 @@ set(LINK_LIBRARIES dmlccore rabit)
 if(PLUGIN_UPDATER_GPU)
   find_package(CUDA 7.5 REQUIRED)
   cmake_minimum_required(VERSION 3.5)
-  add_subdirectory(nccl)
   
   include_directories(
     nccl/src
@@ -76,6 +75,7 @@ if(PLUGIN_UPDATER_GPU)
     set(CUDA_NVCC_FLAGS "${CUDA_NVCC_FLAGS};-Xcompiler -fPIC; -std=c++11")
   endif()
 
+  add_subdirectory(nccl)
   cuda_add_library(gpuxgboost ${CUDA_SOURCES} STATIC)
   target_link_libraries(gpuxgboost nccl)
   list(APPEND LINK_LIBRARIES gpuxgboost) 
@@ -128,7 +128,6 @@ if(GOOGLE_TEST)
 
   if(PLUGIN_UPDATER_GPU)
     file(GLOB_RECURSE CUDA_TEST_SOURCES "plugin/updater_gpu/test/cpp/*.cu")
-    set(CUDA_VERBOSE_BUILD ON)
     cuda_compile(CUDA_TEST_OBJS ${CUDA_TEST_SOURCES})
   else()
     set(CUDA_TEST_OBJS "")
diff --git a/nccl b/nccl
index 8ec6c27a3..018ff75f7 160000
--- a/nccl
+++ b/nccl
@@ -1 +1 @@
-Subproject commit 8ec6c27a33a900fb92f7e39acc73cc0f43e8539b
+Subproject commit 018ff75f78e4d3616051fdcd3da7cf64249b6d59