Add support for flags with CUDA 11.4-11.8 (untested)

Author: al42and

source/adapters/cuda/command_buffer.cpp

@@ -140,10 +140,15 @@ urCommandBufferReleaseExp(ur_exp_command_buffer_handle_t hCommandBuffer) {
 UR_APIEXPORT ur_result_t UR_APICALL
 urCommandBufferFinalizeExp(ur_exp_command_buffer_handle_t hCommandBuffer) {
   try {
+    const unsigned long long flags = 0;
 #if CUDA_VERSION >= 12000
     UR_CHECK_ERROR(cuGraphInstantiate(&hCommandBuffer->CudaGraphExec,
-                                      hCommandBuffer->CudaGraph, 0));
+                                      hCommandBuffer->CudaGraph, flags));
+#elif CUDA_VERSION >= 11040
+    UR_CHECK_ERROR(cuGraphInstantiateWithFlags(
+        &hCommandBuffer->CudaGraphExec, hCommandBuffer->CudaGraph, flags));
 #else
+    // Cannot use flags
     UR_CHECK_ERROR(cuGraphInstantiate(&hCommandBuffer->CudaGraphExec,
                                       hCommandBuffer->CudaGraph, nullptr,
                                       nullptr, 0));