From ea916c84874e4a036650bccb2b2eae142a6c36ae Mon Sep 17 00:00:00 2001
From: liaogang <liaogang@baidu.com>
Date: Fri, 14 Jul 2017 13:00:03 +0800
Subject: [PATCH] Fix: alignment metric

---
 paddle/memory/memory_test.cc | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/paddle/memory/memory_test.cc b/paddle/memory/memory_test.cc
index e13cbabb26..2a2cb98a31 100644
--- a/paddle/memory/memory_test.cc
+++ b/paddle/memory/memory_test.cc
@@ -24,7 +24,7 @@ limitations under the License. */
 #include <unordered_map>
 
 inline bool is_aligned(void const *p, const size_t n) {
-  return 0 == (reinterpret_cast<uintptr_t>(p) % n);
+  return 0 == (reinterpret_cast<uintptr_t>(p) & 0x3);
 }
 
 size_t align(size_t size, paddle::platform::CPUPlace place) {
@@ -34,8 +34,6 @@ size_t align(size_t size, paddle::platform::CPUPlace place) {
   return remaining == 0 ? size : size + (alignment - remaining);
 }
 
-void update_size(size_t &total_size, const size_t size) {}
-
 TEST(BuddyAllocator, CPUAllocation) {
   void *p = nullptr;
 
-- 
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