From 9c929a495980643672f66c882e76ca67e761954f Mon Sep 17 00:00:00 2001
From: wanghaoshuang <wanghaoshuang@baidu.com>
Date: Mon, 11 Sep 2017 15:19:19 +0800
Subject: [PATCH] Fix warning log

---
 paddle/operators/pad_op.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/paddle/operators/pad_op.h b/paddle/operators/pad_op.h
index 53451f925a4..ca8832f26a6 100644
--- a/paddle/operators/pad_op.h
+++ b/paddle/operators/pad_op.h
@@ -30,7 +30,7 @@ template <typename Place, typename T, size_t D>
 void PadFunction(const framework::ExecutionContext& context) {
   auto pads = context.Attr<std::vector<int>>("paddings");
   Eigen::array<std::pair<int, int>, D> paddings;
-  for (int i = 0; i < paddings.size(); ++i) {
+  for (size_t i = 0; i < paddings.size(); ++i) {
     paddings[i].first = pads[i * 2];
     paddings[i].second = pads[i * 2 + 1];
   }
@@ -81,7 +81,7 @@ template <typename Place, typename T, size_t D>
 void PadGradFunction(const framework::ExecutionContext& context) {
   auto pads = context.Attr<std::vector<int>>("paddings");
   Eigen::array<std::pair<int, int>, D> paddings;
-  for (int i = 0; i < paddings.size(); ++i) {
+  for (size_t i = 0; i < paddings.size(); ++i) {
     paddings[i].first = -pads[i * 2];
     paddings[i].second = -pads[i * 2 + 1];
   }
-- 
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