From 9bc1a1a126dc60f06cd353ff72869416d50eb3af Mon Sep 17 00:00:00 2001
From: dangqingqing <dangqingqing@baidu.com>
Date: Tue, 22 Aug 2017 18:19:04 +0800
Subject: [PATCH] fix cuda_helper.h

---
 paddle/platform/cuda_helper.h | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/paddle/platform/cuda_helper.h b/paddle/platform/cuda_helper.h
index 43462911178..939c3713adb 100644
--- a/paddle/platform/cuda_helper.h
+++ b/paddle/platform/cuda_helper.h
@@ -34,8 +34,6 @@ USE_CUDA_ATOMIC(Add, float);
 #if defined(__CUDA_ARCH__) && __CUDA_ARCH__ >= 600
 USE_CUDA_ATOMIC(Add, double);
 #else
-// Custom implementation of atomicAdd for double.
-// This implementation is copied from CUDA manual.
 CUDA_ATOMIC_WRAPPER(Add, double) {
   unsigned long long int* address_as_ull =
       reinterpret_cast<unsigned long long int*>(address);
@@ -50,8 +48,8 @@ CUDA_ATOMIC_WRAPPER(Add, double) {
   } while (assumed != old);
 
   return __longlong_as_double(old);
-#endif
 }
+#endif
 
 }  // namespace platform
 }  // namespace paddle
-- 
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