From 8759c78d8e9bd4e7361f0fbff8febc51a84709c5 Mon Sep 17 00:00:00 2001
From: WangZhen <23097963+0x45f@users.noreply.github.com>
Date: Tue, 12 Jul 2022 19:19:33 +0800
Subject: [PATCH] Fix select input error when handle 0 dim Tensor (#44251)

---
 paddle/fluid/operators/assign_op.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/paddle/fluid/operators/assign_op.h b/paddle/fluid/operators/assign_op.h
index e90de55bbbd..e6374eb3a66 100644
--- a/paddle/fluid/operators/assign_op.h
+++ b/paddle/fluid/operators/assign_op.h
@@ -71,7 +71,7 @@ class AssignFunctor {
  private:
   void copy_tensor(const framework::LoDTensor &lod_tensor,
                    framework::LoDTensor *out) const {
-    if (lod_tensor.numel() == 0) return;
+    if (!lod_tensor.IsInitialized()) return;
     auto &out_tensor = *out;
     paddle::framework::TensorCopy(lod_tensor, lod_tensor.place(), &out_tensor);
     out_tensor.set_lod(lod_tensor.lod());
-- 
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