fix(iluvatar): avoid unavailable CUDA driver target

Author: gongchensu

examples/CMakeLists.txt

@@ -32,7 +32,7 @@ foreach(source_file ${EXAMPLE_SOURCES})
             RULE_LAUNCH_COMPILE "${ILUVATAR_CUDA_COMPILER} "
         )
         target_compile_options(${target_name} PRIVATE ${ILUVATAR_CUDA_FLAGS} "-Wno-unused-command-line-argument")
-        target_link_libraries(${target_name} PRIVATE CUDA::cudart CUDA::cuda_driver)
+        target_link_libraries(${target_name} PRIVATE CUDA::cudart)
     endif()
 
     if(WITH_METAX)

src/CMakeLists.txt

@@ -76,7 +76,9 @@ if(WITH_ILUVATAR)
     set(CMAKE_CXX_COMPILER "${ILUVATAR_CUDA_COMPILER}" CACHE FILEPATH "Iluvatar Compiler" FORCE)
     target_compile_options(infiniccl PRIVATE ${ILUVATAR_CUDA_FLAGS})
 
-    target_link_libraries(infiniccl PRIVATE CUDA::cudart CUDA::cuda_driver)
+    # CoreX does not export CUDA::cuda_driver; this backend only uses the
+    # CUDA runtime API and NCCL.
+    target_link_libraries(infiniccl PRIVATE CUDA::cudart)
 endif()
 
 # MetaX