From e1742050eabdc59bc93a168f0f1ccb4f463c92fc Mon Sep 17 00:00:00 2001
From: chengduo <zhaochengduo@baidu.com>
Date: Fri, 2 Nov 2018 05:14:28 +0800
Subject: [PATCH] fix merge lod_tensor bug (#14199)

test=develop
---
 paddle/fluid/framework/lod_tensor.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/paddle/fluid/framework/lod_tensor.cc b/paddle/fluid/framework/lod_tensor.cc
index 1e7da9a69c7..669d08c70c9 100644
--- a/paddle/fluid/framework/lod_tensor.cc
+++ b/paddle/fluid/framework/lod_tensor.cc
@@ -418,7 +418,7 @@ void LoDTensor::MergeLoDTensor(
     PADDLE_ENFORCE_EQ(new_lod.size(), lod.size());
     for (size_t j = 0; j < lod.size(); ++j) {
       auto &sub_lod = new_lod[j];
-      auto &offset = sub_lod.back();
+      size_t offset = sub_lod.back();
       for (size_t k = 1; k < lod[j].size(); ++k) {
         sub_lod.push_back(lod[j][k] + offset);
       }
-- 
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