From 35434c33d079f91c12855099888aea7a00c10f92 Mon Sep 17 00:00:00 2001
From: Luo Tao <luotao02@baidu.com>
Date: Tue, 24 Oct 2017 12:24:45 +0800
Subject: [PATCH] fix compiler error in im2col.h

---
 paddle/operators/math/im2col.h | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/paddle/operators/math/im2col.h b/paddle/operators/math/im2col.h
index c736d4fa5..a1cb956c5 100644
--- a/paddle/operators/math/im2col.h
+++ b/paddle/operators/math/im2col.h
@@ -75,7 +75,8 @@ class Im2ColFunctor {
   void operator()(const platform::DeviceContext& context,
                   const framework::Tensor& im, framework::Tensor& col,
                   int stride_height, int stride_width, int padding_up,
-                  int padding_down, int padding_left, int padding_right);
+                  int padding_down, int padding_left = 0,
+                  int padding_right = 0);
 };
 
 template <ColFormat Format, typename Place, typename T>
@@ -84,7 +85,7 @@ class Col2ImFunctor {
   void operator()(const platform::DeviceContext& context, framework::Tensor& im,
                   const framework::Tensor& col, int stride_height,
                   int stride_width, int padding_up, int padding_down,
-                  int padding_left, int padding_right);
+                  int padding_left = 0, int padding_right = 0);
 };
 
 }  // namespace math
-- 
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