From ecc5268893ac523e33d06c4fb00ec8f96d7bd319 Mon Sep 17 00:00:00 2001
From: Adam <38704900+grygielski@users.noreply.github.com>
Date: Sun, 19 Jan 2020 14:42:57 +0100
Subject: [PATCH] Preserve shape in inplace operators (#22369)

---
 paddle/fluid/framework/operator.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/paddle/fluid/framework/operator.cc b/paddle/fluid/framework/operator.cc
index 42095c7bdc..7073984c64 100644
--- a/paddle/fluid/framework/operator.cc
+++ b/paddle/fluid/framework/operator.cc
@@ -1086,7 +1086,9 @@ void OperatorWithKernel::TransferInplaceVarsBack(
     PADDLE_ENFORCE_NOT_NULL(var, "The var[%s] should not be nullptr.",
                             var_name);
     auto* transformed_tensor = GetLoDTensorOrSelectedRowsValueFromVar(*var);
+    auto original_dims = original_tensor->dims();
     original_tensor->ShareDataWith(*transformed_tensor);
+    original_tensor->Resize(original_dims);
   }
 }
 
-- 
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