pub unsafe extern "C" fn cudaGraphInstantiateWithFlags(
pGraphExec: *mut cudaGraphExec_t,
graph: cudaGraph_t,
flags: c_ulonglong,
) -> cudaError_t
pub unsafe extern "C" fn cudaGraphInstantiateWithFlags(
pGraphExec: *mut cudaGraphExec_t,
graph: cudaGraph_t,
flags: c_ulonglong,
) -> cudaError_t