From b9d632bbd94e972e2e2037c6c2feadb4251b474f Mon Sep 17 00:00:00 2001
From: lianghao <lianghao24@hisilicon.com>
Date: Fri, 22 Jan 2021 20:21:43 +0800
Subject: [PATCH] VerifyConstOp

---
 ge/graph/preprocess/graph_preprocess.cc | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/ge/graph/preprocess/graph_preprocess.cc b/ge/graph/preprocess/graph_preprocess.cc
index 19f5ef54..2864b759 100644
--- a/ge/graph/preprocess/graph_preprocess.cc
+++ b/ge/graph/preprocess/graph_preprocess.cc
@@ -1665,6 +1665,9 @@ Status GraphPrepare::VerifyConstOp(const NodePtr &node) {
   auto ge_tensor_desc = ge_tensor_ptr->GetTensorDesc();
   int64_t shape_size = ge_tensor_desc.GetShape().GetShapeSize();
   auto data_type = ge_tensor_desc.GetDataType();
+  if (data_type == DT_STRING) {
+    return SUCCESS;
+  }
   uint32_t length = 1;
   bool type_ret = TypeUtils::GetDataTypeLength(data_type, length);
   if (!type_ret) {