diff --git a/source/util/test/pageBufferTest.cpp b/source/util/test/pageBufferTest.cpp
index e86fcf8653..4b9d8c5f51 100644
--- a/source/util/test/pageBufferTest.cpp
+++ b/source/util/test/pageBufferTest.cpp
@@ -18,7 +18,7 @@ void simpleTest() {
   int32_t pageId = 0;
   int32_t groupId = 0;
   
-  SFilePage* pBufPage = getNewBufPage(pResultBuf, groupId, &pageId);
+  SFilePage* pBufPage = static_cast<SFilePage*>(getNewBufPage(pResultBuf, groupId, &pageId));
   ASSERT_TRUE(pBufPage != NULL);
   
   ASSERT_EQ(getTotalBufSize(pResultBuf), 1024);
@@ -29,25 +29,25 @@ void simpleTest() {
 
   releaseBufPage(pResultBuf, pBufPage);
 
-  SFilePage* pBufPage1 = getNewBufPage(pResultBuf, groupId, &pageId);
+  SFilePage* pBufPage1 = static_cast<SFilePage*>(getNewBufPage(pResultBuf, groupId, &pageId));
 
-  SFilePage* t = getBufPage(pResultBuf, pageId);
+  SFilePage* t = static_cast<SFilePage*>(getBufPage(pResultBuf, pageId));
   ASSERT_TRUE(t == pBufPage1);
 
-  SFilePage* pBufPage2 = getNewBufPage(pResultBuf, groupId, &pageId);
-  SFilePage* t1 = getBufPage(pResultBuf, pageId);
+  SFilePage* pBufPage2 = static_cast<SFilePage*>(getNewBufPage(pResultBuf, groupId, &pageId));
+  SFilePage* t1 = static_cast<SFilePage*>(getBufPage(pResultBuf, pageId));
   ASSERT_TRUE(t1 == pBufPage2);
 
-  SFilePage* pBufPage3 = getNewBufPage(pResultBuf, groupId, &pageId);
-  SFilePage* t2 = getBufPage(pResultBuf, pageId);
+  SFilePage* pBufPage3 = static_cast<SFilePage*>(getNewBufPage(pResultBuf, groupId, &pageId));
+  SFilePage* t2 = static_cast<SFilePage*>(getBufPage(pResultBuf, pageId));
   ASSERT_TRUE(t2 == pBufPage3);
 
-  SFilePage* pBufPage4 = getNewBufPage(pResultBuf, groupId, &pageId);
-  SFilePage* t3 = getBufPage(pResultBuf, pageId);
+  SFilePage* pBufPage4 = static_cast<SFilePage*>(getNewBufPage(pResultBuf, groupId, &pageId));
+  SFilePage* t3 = static_cast<SFilePage*>(getBufPage(pResultBuf, pageId));
   ASSERT_TRUE(t3 == pBufPage4);
 
-  SFilePage* pBufPage5 = getNewBufPage(pResultBuf, groupId, &pageId);
-  SFilePage* t4 = getBufPage(pResultBuf, pageId);
+  SFilePage* pBufPage5 = static_cast<SFilePage*>(getNewBufPage(pResultBuf, groupId, &pageId));
+  SFilePage* t4 = static_cast<SFilePage*>(getBufPage(pResultBuf, pageId));
   ASSERT_TRUE(t4 == pBufPage5);
 
   destroyDiskbasedBuf(pResultBuf);
@@ -62,36 +62,36 @@ void writeDownTest() {
   int32_t groupId = 0;
   int32_t nx = 12345;
 
-  SFilePage* pBufPage = getNewBufPage(pResultBuf, groupId, &pageId);
+  SFilePage* pBufPage = static_cast<SFilePage*>(getNewBufPage(pResultBuf, groupId, &pageId));
   ASSERT_TRUE(pBufPage != NULL);
 
   *(int32_t*)(pBufPage->data) = nx;
   writePageId = pageId;
   releaseBufPage(pResultBuf, pBufPage);
 
-  SFilePage* pBufPage1 = getNewBufPage(pResultBuf, groupId, &pageId);
-  SFilePage* t1 = getBufPage(pResultBuf, pageId);
+  SFilePage* pBufPage1 = static_cast<SFilePage*>(getNewBufPage(pResultBuf, groupId, &pageId));
+  SFilePage* t1 = static_cast<SFilePage*>(getBufPage(pResultBuf, pageId));
   ASSERT_TRUE(t1 == pBufPage1);
   ASSERT_TRUE(pageId == 1);
 
-  SFilePage* pBufPage2 = getNewBufPage(pResultBuf, groupId, &pageId);
-  SFilePage* t2 = getBufPage(pResultBuf, pageId);
+  SFilePage* pBufPage2 = static_cast<SFilePage*>(getNewBufPage(pResultBuf, groupId, &pageId));
+  SFilePage* t2 = static_cast<SFilePage*>(getBufPage(pResultBuf, pageId));
   ASSERT_TRUE(t2 == pBufPage2);
   ASSERT_TRUE(pageId == 2);
 
-  SFilePage* pBufPage3 = getNewBufPage(pResultBuf, groupId, &pageId);
-  SFilePage* t3 = getBufPage(pResultBuf, pageId);
+  SFilePage* pBufPage3 = static_cast<SFilePage*>(getNewBufPage(pResultBuf, groupId, &pageId));
+  SFilePage* t3 = static_cast<SFilePage*>(getBufPage(pResultBuf, pageId));
   ASSERT_TRUE(t3 == pBufPage3);
   ASSERT_TRUE(pageId == 3);
 
-  SFilePage* pBufPage4 = getNewBufPage(pResultBuf, groupId, &pageId);
-  SFilePage* t4 = getBufPage(pResultBuf, pageId);
+  SFilePage* pBufPage4 = static_cast<SFilePage*>(getNewBufPage(pResultBuf, groupId, &pageId));
+  SFilePage* t4 = static_cast<SFilePage*>(getBufPage(pResultBuf, pageId));
   ASSERT_TRUE(t4 == pBufPage4);
   ASSERT_TRUE(pageId == 4);
   releaseBufPage(pResultBuf, t4);
 
   // flush the written page to disk, and read it out again
-  SFilePage* pBufPagex = getBufPage(pResultBuf, writePageId);
+  SFilePage* pBufPagex = static_cast<SFilePage*>(getBufPage(pResultBuf, writePageId));
   ASSERT_EQ(*(int32_t*)pBufPagex->data, nx);
 
   SArray* pa = getDataBufPagesIdList(pResultBuf, groupId);
@@ -109,43 +109,43 @@ void recyclePageTest() {
   int32_t groupId = 0;
   int32_t nx = 12345;
 
-  SFilePage* pBufPage = getNewBufPage(pResultBuf, groupId, &pageId);
+  SFilePage* pBufPage = static_cast<SFilePage*>(getNewBufPage(pResultBuf, groupId, &pageId));
   ASSERT_TRUE(pBufPage != NULL);
   releaseBufPage(pResultBuf, pBufPage);
 
-  SFilePage* pBufPage1 = getNewBufPage(pResultBuf, groupId, &pageId);
-  SFilePage* t1 = getBufPage(pResultBuf, pageId);
+  SFilePage* pBufPage1 = static_cast<SFilePage*>(getNewBufPage(pResultBuf, groupId, &pageId));
+  SFilePage* t1 = static_cast<SFilePage*>(getBufPage(pResultBuf, pageId));
   ASSERT_TRUE(t1 == pBufPage1);
   ASSERT_TRUE(pageId == 1);
 
-  SFilePage* pBufPage2 = getNewBufPage(pResultBuf, groupId, &pageId);
-  SFilePage* t2 = getBufPage(pResultBuf, pageId);
+  SFilePage* pBufPage2 = static_cast<SFilePage*>(getNewBufPage(pResultBuf, groupId, &pageId));
+  SFilePage* t2 = static_cast<SFilePage*>(getBufPage(pResultBuf, pageId));
   ASSERT_TRUE(t2 == pBufPage2);
   ASSERT_TRUE(pageId == 2);
 
-  SFilePage* pBufPage3 = getNewBufPage(pResultBuf, groupId, &pageId);
-  SFilePage* t3 = getBufPage(pResultBuf, pageId);
+  SFilePage* pBufPage3 = static_cast<SFilePage*>(getNewBufPage(pResultBuf, groupId, &pageId));
+  SFilePage* t3 = static_cast<SFilePage*>(getBufPage(pResultBuf, pageId));
   ASSERT_TRUE(t3 == pBufPage3);
   ASSERT_TRUE(pageId == 3);
 
-  SFilePage* pBufPage4 = getNewBufPage(pResultBuf, groupId, &pageId);
-  SFilePage* t4 = getBufPage(pResultBuf, pageId);
+  SFilePage* pBufPage4 = static_cast<SFilePage*>(getNewBufPage(pResultBuf, groupId, &pageId));
+  SFilePage* t4 = static_cast<SFilePage*>(getBufPage(pResultBuf, pageId));
   ASSERT_TRUE(t4 == pBufPage4);
   ASSERT_TRUE(pageId == 4);
   releaseBufPage(pResultBuf, t4);
 
-  SFilePage* pBufPage5 = getNewBufPage(pResultBuf, groupId, &pageId);
-  SFilePage* t5 = getBufPage(pResultBuf, pageId);
+  SFilePage* pBufPage5 = static_cast<SFilePage*>(getNewBufPage(pResultBuf, groupId, &pageId));
+  SFilePage* t5 = static_cast<SFilePage*>(getBufPage(pResultBuf, pageId));
   ASSERT_TRUE(t5 == pBufPage5);
   ASSERT_TRUE(pageId == 5);
 
   // flush the written page to disk, and read it out again
-  SFilePage* pBufPagex = getBufPage(pResultBuf, writePageId);
+  SFilePage* pBufPagex = static_cast<SFilePage*>(getBufPage(pResultBuf, writePageId));
   *(int32_t*)(pBufPagex->data) = nx;
   writePageId = pageId;   // update the data
   releaseBufPage(pResultBuf, pBufPagex);
 
-  SFilePage* pBufPagex1 = getBufPage(pResultBuf, 1);
+  SFilePage* pBufPagex1 = static_cast<SFilePage*>(getBufPage(pResultBuf, 1));
 
   SArray* pa = getDataBufPagesIdList(pResultBuf, groupId);
   ASSERT_EQ(taosArrayGetSize(pa), 6);