From 47cbf61dd4c135127ec767dc3a8fe353f935a024 Mon Sep 17 00:00:00 2001
From: zhupengyang <zhu_py@qq.com>
Date: Tue, 10 Nov 2020 17:10:42 +0800
Subject: [PATCH] fix softmax unittest float16 random error (#28480)

---
 paddle/fluid/operators/softmax_op.cc | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/paddle/fluid/operators/softmax_op.cc b/paddle/fluid/operators/softmax_op.cc
index 63a27a8ccbf..ff25f191107 100644
--- a/paddle/fluid/operators/softmax_op.cc
+++ b/paddle/fluid/operators/softmax_op.cc
@@ -234,10 +234,6 @@ class SoftmaxOpGradMaker : public framework::SingleGradOpMaker<T> {
 
 DECLARE_INPLACE_OP_INFERER(SoftmaxInplaceInferer, {"X", "Out"});
 
-// NOTE(zjl): AVX implementation of SoftmaxGrad does not support in-place
-DECLARE_CUDA_ONLY_INPLACE_OP_INFERER(SoftmaxGradInplaceInferer,
-                                     {"Out", framework::GradVarName("X")});
-
 }  // namespace operators
 }  // namespace paddle
 
@@ -248,8 +244,7 @@ REGISTER_OPERATOR(softmax, ops::SoftmaxOp, ops::SoftmaxOpMaker,
                   ops::SoftmaxOpGradMaker<paddle::framework::OpDesc>,
                   ops::SoftmaxOpGradMaker<paddle::imperative::OpBase>,
                   ops::SoftmaxInplaceInferer);
-REGISTER_OPERATOR(softmax_grad, ops::SoftmaxOpGrad,
-                  ops::SoftmaxGradInplaceInferer);
+REGISTER_OPERATOR(softmax_grad, ops::SoftmaxOpGrad);
 REGISTER_OP_CPU_KERNEL(
     softmax, ops::SoftmaxKernel<paddle::platform::CPUDeviceContext, float>,
     ops::SoftmaxKernel<paddle::platform::CPUDeviceContext, double>);
-- 
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