From e49276e731716a1f9f796d102f82ebf58effb22b Mon Sep 17 00:00:00 2001
From: peizhilin <wopeizl@163.com>
Date: Wed, 26 Dec 2018 17:53:08 +0800
Subject: [PATCH] restore the huber_loss_op test=develop

---
 paddle/fluid/operators/huber_loss_op.h | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/paddle/fluid/operators/huber_loss_op.h b/paddle/fluid/operators/huber_loss_op.h
index 666500ef26e..9efda3dfc98 100644
--- a/paddle/fluid/operators/huber_loss_op.h
+++ b/paddle/fluid/operators/huber_loss_op.h
@@ -104,19 +104,15 @@ class HuberLossGradKernel : public framework::OpKernel<T> {
     if (out0) {
       out0->mutable_data<T>(context.GetPlace());
       auto x_grad = EigenVector<T>::Flatten(*out0);
-      // MSVC not treat it well when partial template arguments were specified
       x_grad.device(place) =
-          out_grad *
-          residual.unaryExpr(HuberLossBackward<T>(delta, static_cast<T>(-1.0)));
+          out_grad * residual.unaryExpr(HuberLossBackward<T>(delta, -1.0));
     }
 
     if (out1) {
       out1->mutable_data<T>(context.GetPlace());
       auto y_grad = EigenVector<T>::Flatten(*out1);
-      // MSVC not treat it well when partial template arguments were specified
       y_grad.device(place) =
-          out_grad *
-          residual.unaryExpr(HuberLossBackward<T>(delta, static_cast<T>(1.0)));
+          out_grad * residual.unaryExpr(HuberLossBackward<T>(delta, 1.0));
     }
   }
 };
-- 
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