From d9820d8df26c7d58f215d9c0f624441bf17fcdcb Mon Sep 17 00:00:00 2001
From: gukecai <gukecai@huawei.com>
Date: Tue, 8 Dec 2020 15:06:22 +0800
Subject: [PATCH] fix hcom parallel bug

---
 mindspore/ccsrc/runtime/device/ascend/ascend_stream_assign.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/mindspore/ccsrc/runtime/device/ascend/ascend_stream_assign.cc b/mindspore/ccsrc/runtime/device/ascend/ascend_stream_assign.cc
index 3b278c2d31..28bf6f3e2c 100644
--- a/mindspore/ccsrc/runtime/device/ascend/ascend_stream_assign.cc
+++ b/mindspore/ccsrc/runtime/device/ascend/ascend_stream_assign.cc
@@ -827,6 +827,7 @@ void AscendStreamAssign::InsertEventHcomDependCommonBak(const NotNull<KernelGrap
     // get the input which located in the lastr exe orders
     vector<CNodePtr> inputs_cnode = GetLastInputCnode(graph_ptr, cur_cnode_ptr);
     if (inputs_cnode.empty()) {
+      cnodes.emplace_back(cur_cnode_ptr);
       MS_LOG(WARNING) << "Hcom op:" << AnfAlgo::GetCNodeName(cur_cnode_ptr) << " can't find inputs nodes";
       continue;
     }