From 717e125213db7bf5af62ed1fc857d1ee14b8660c Mon Sep 17 00:00:00 2001
From: Luo Tao <luotao02@baidu.com>
Date: Thu, 28 Dec 2017 11:11:18 +0800
Subject: [PATCH] fix some warning

---
 paddle/platform/for_range.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/paddle/platform/for_range.h b/paddle/platform/for_range.h
index 5427aa2823..694a66d9ac 100644
--- a/paddle/platform/for_range.h
+++ b/paddle/platform/for_range.h
@@ -62,7 +62,7 @@ struct ForRange<CUDADeviceContext> {
 
   template <typename Function>
   inline void operator()(Function func) const {
-    constexpr size_t num_threads = 1024;
+    constexpr int num_threads = 1024;
     int block_size = limit_ <= num_threads ? limit_ : num_threads;
     int grid_size = (limit_ + num_threads - 1) / num_threads;
 
-- 
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