[Bug] Update thrust to the new monorepo CCCL (#6166)

Co-authored-by: Rhett Ying <85214957+Rhett-Ying@users.noreply.github.com>

.gitmodules

@@ -19,9 +19,9 @@
 [submodule "third_party/libxsmm"]
 	path = third_party/libxsmm
 	url = https://github.com/hfp/libxsmm.git
-[submodule "third_party/thrust"]
-	path = third_party/thrust
-	url = https://github.com/NVIDIA/thrust.git
 [submodule "third_party/pcg"]
 	path = third_party/pcg
 	url = https://github.com/imneme/pcg-cpp.git
+[submodule "third_party/cccl"]
+	path = third_party/cccl
+	url = https://github.com/NVIDIA/cccl.git

CMakeLists.txt

@@ -142,10 +142,10 @@ if(USE_CUDA)
   # see https://github.com/NVIDIA/thrust/issues/1401
   add_definitions(-DTHRUST_CUB_WRAPPED_NAMESPACE=dgl)
   include(cmake/modules/CUDA.cmake)
-  message(STATUS "Use external CUB/Thrust library for a consistent API and performance.")
-  cuda_include_directories(BEFORE "${CMAKE_SOURCE_DIR}/third_party/thrust")
-  cuda_include_directories(BEFORE "${CMAKE_SOURCE_DIR}/third_party/thrust/dependencies/cub")
-  cuda_include_directories(BEFORE "${CMAKE_SOURCE_DIR}/third_party/thrust/dependencies/libcudacxx/include")
+  message(STATUS "Use external CCCL library for a consistent API and performance.")
+  cuda_include_directories(BEFORE "${CMAKE_SOURCE_DIR}/third_party/cccl/thrust")
+  cuda_include_directories(BEFORE "${CMAKE_SOURCE_DIR}/third_party/cccl/cub")
+  cuda_include_directories(BEFORE "${CMAKE_SOURCE_DIR}/third_party/cccl/libcudacxx/include")
 endif(USE_CUDA)
 
 # initial variables

graphbolt/CMakeLists.txt

@@ -60,13 +60,13 @@ target_link_libraries(${LIB_GRAPHBOLT_NAME} "${TORCH_LIBRARIES}")
 
 if(USE_CUDA)
   set_target_properties(${LIB_GRAPHBOLT_NAME} PROPERTIES CUDA_STANDARD 17)
-  message(STATUS "Use external CUB/Thrust library for a consistent API and performance for graphbolt.")
+  message(STATUS "Use external CCCL library for a consistent API and performance for graphbolt.")
   target_compile_definitions(${LIB_GRAPHBOLT_NAME} PRIVATE CUB_WRAPPED_NAMESPACE=graphbolt)
   target_compile_definitions(${LIB_GRAPHBOLT_NAME} PRIVATE THRUST_NS_QUALIFIER=thrust)
   target_include_directories(${LIB_GRAPHBOLT_NAME} PRIVATE
-                             "../third_party/thrust"
-                             "../third_party/thrust/dependencies/cub"
-                             "../third_party/thrust/dependencies/libcudacxx/include")
+                             "../third_party/cccl/thrust"
+                             "../third_party/cccl/cub"
+                             "../third_party/cccl/libcudacxx/include")
 endif()
 
 # The Torch CMake configuration only sets up the path for the MKL library when

graphbolt/src/cuda/index_select_impl.cu

@@ -6,12 +6,12 @@
 #include <c10/core/ScalarType.h>
 #include <c10/cuda/CUDAStream.h>
 
+#include <cub/cub.cuh>
 #include <numeric>
 
 #include "../index_select.h"
 #include "./common.h"
 #include "./utils.h"
-#include "cub/cub.cuh"
 
 namespace graphbolt {
 namespace ops {