diff --git a/cocos/2d/CCSpriteFrameCache.cpp b/cocos/2d/CCSpriteFrameCache.cpp
index b86d6054c8..c3bbd003de 100644
--- a/cocos/2d/CCSpriteFrameCache.cpp
+++ b/cocos/2d/CCSpriteFrameCache.cpp
@@ -212,7 +212,7 @@ void SpriteFrameCache::addSpriteFramesWithFile(const std::string& plist, Texture
 
 void SpriteFrameCache::addSpriteFramesWithFileContent(const std::string& plist_content, Texture2D *texture)
 {
-    ValueMap dict = FileUtils::getInstance()->getValueMapFromData(plist_content.c_str(), plist_content.size());
+    ValueMap dict = FileUtils::getInstance()->getValueMapFromData(plist_content.c_str(), static_cast<int>(plist_content.size()));
     addSpriteFramesWithDictionary(dict, texture);
 }
 
@@ -365,7 +365,7 @@ void SpriteFrameCache::removeSpriteFramesFromFile(const std::string& plist)
 
 void SpriteFrameCache::removeSpriteFramesFromFileContent(const std::string& plist_content)
 {
-    ValueMap dict = FileUtils::getInstance()->getValueMapFromData(plist_content.data(), plist_content.size());
+    ValueMap dict = FileUtils::getInstance()->getValueMapFromData(plist_content.data(), static_cast<int>(plist_content.size()));
     if (dict.empty())
     {
         CCLOG("cocos2d:SpriteFrameCache:removeSpriteFramesFromFileContent: create dict by fail.");
diff --git a/cocos/editor-support/cocostudio/CCActionManagerEx.cpp b/cocos/editor-support/cocostudio/CCActionManagerEx.cpp
index 76a15e0bba..c935863e6f 100644
--- a/cocos/editor-support/cocostudio/CCActionManagerEx.cpp
+++ b/cocos/editor-support/cocostudio/CCActionManagerEx.cpp
@@ -159,8 +159,8 @@ void ActionManagerEx::releaseActions()
     for (iter = _actionDic.begin(); iter != _actionDic.end(); iter++)
     {
         cocos2d::Vector<ActionObject*> objList = iter->second;
-        int listCount = objList.size();
-        for (int i = 0; i < listCount; i++) {
+        ssize_t listCount = objList.size();
+        for (ssize_t i = 0; i < listCount; i++) {
             ActionObject* action = objList.at(i);
             if (action != nullptr) {
                 action->stop();
diff --git a/cocos/editor-support/cocostudio/CCSGUIReader.cpp b/cocos/editor-support/cocostudio/CCSGUIReader.cpp
index d86f04c166..a4359e8604 100644
--- a/cocos/editor-support/cocostudio/CCSGUIReader.cpp
+++ b/cocos/editor-support/cocostudio/CCSGUIReader.cpp
@@ -781,7 +781,7 @@ void WidgetPropertiesReader0250::setPropsForCheckBoxFromJsonDictionary(Widget*wi
     {
         checkBox->loadTextures(backGroundFileName_tp, backGroundSelectedFileName_tp, frontCrossFileName_tp,backGroundDisabledFileName_tp,frontCrossDisabledFileName_tp);
     }
-    checkBox->setSelectedState(DICTOOL->getBooleanValue_json(options, "selectedState"));
+    checkBox->setSelected(DICTOOL->getBooleanValue_json(options, "selectedState"));
     setColorPropsForWidgetFromJsonDictionary(widget,options);
 }
 
diff --git a/cocos/renderer/CCPrimitive.cpp b/cocos/renderer/CCPrimitive.cpp
index 8d0d27f63d..357e61fa43 100644
--- a/cocos/renderer/CCPrimitive.cpp
+++ b/cocos/renderer/CCPrimitive.cpp
@@ -93,7 +93,8 @@ void Primitive::draw()
         {
             GLenum type = (_indices->getType() == IndexBuffer::IndexType::INDEX_TYPE_SHORT_16) ? GL_UNSIGNED_SHORT : GL_UNSIGNED_INT;
             glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, _indices->getVBO());
-            glDrawElements((GLenum)_type, _count, type, (GLvoid*)(_start * _indices->getSizePerIndex()));
+            size_t offet = _start * _indices->getSizePerIndex();
+            glDrawElements((GLenum)_type, _count, type, (GLvoid*)offet);
         }
         else
         {
diff --git a/cocos/renderer/CCVertexIndexData.cpp b/cocos/renderer/CCVertexIndexData.cpp
index 068230e455..cbad4d76ea 100644
--- a/cocos/renderer/CCVertexIndexData.cpp
+++ b/cocos/renderer/CCVertexIndexData.cpp
@@ -124,8 +124,9 @@ void VertexData::use()
     {
         //glEnableVertexAttribArray((GLint)element.second._stream._semantic);
         glBindBuffer(GL_ARRAY_BUFFER, element.second._buffer->getVBO());
+        size_t offet = element.second._stream._offset;
         glVertexAttribPointer(GLint(element.second._stream._semantic),element.second._stream._size,
-                              element.second._stream._type,element.second._stream._normalize, element.second._buffer->getSizePerVertex(), (GLvoid*)element.second._stream._offset);
+                              element.second._stream._type,element.second._stream._normalize, element.second._buffer->getSizePerVertex(), (GLvoid*)offet);
     }
 }
 
diff --git a/cocos/ui/UICheckBox.cpp b/cocos/ui/UICheckBox.cpp
index a16d4be64a..9f2d933b0c 100644
--- a/cocos/ui/UICheckBox.cpp
+++ b/cocos/ui/UICheckBox.cpp
@@ -118,7 +118,7 @@ bool CheckBox::init(const std::string& backGround,
             break;
         }
         
-        setSelectedState(false);
+        setSelected(false);
         loadTextures(backGround, backGroundSeleted, cross, backGroundDisabled, frontCrossDisabled,texType);
     } while (0);
     return ret;
@@ -128,7 +128,7 @@ bool CheckBox::init()
 {
     if (Widget::init())
     {
-        setSelectedState(false);
+        setSelected(false);
         return true;
     }
     return false;
@@ -300,12 +300,12 @@ void CheckBox::releaseUpEvent()
     Widget::releaseUpEvent();
     
     if (_isSelected){
-        setSelectedState(false);
+        setSelected(false);
         unSelectedEvent();
     }
     else
     {
-        setSelectedState(true);
+        setSelected(true);
         selectedEvent();
     }
 }
@@ -590,7 +590,7 @@ void CheckBox::copySpecialProperties(Widget *widget)
         loadTextureFrontCross(checkBox->_frontCrossFileName, checkBox->_frontCrossTexType);
         loadTextureBackGroundDisabled(checkBox->_backGroundDisabledFileName, checkBox->_backGroundDisabledTexType);
         loadTextureFrontCrossDisabled(checkBox->_frontCrossDisabledFileName, checkBox->_frontCrossDisabledTexType);
-        setSelectedState(checkBox->_isSelected);
+        setSelected(checkBox->_isSelected);
         _checkBoxEventListener = checkBox->_checkBoxEventListener;
         _checkBoxEventSelector = checkBox->_checkBoxEventSelector;
         _checkBoxEventCallback = checkBox->_checkBoxEventCallback;
diff --git a/tests/cpp-tests/Classes/Camera3DTest/Camera3DTest.cpp b/tests/cpp-tests/Classes/Camera3DTest/Camera3DTest.cpp
index 6f0eda505a..be0263bdcc 100644
--- a/tests/cpp-tests/Classes/Camera3DTest/Camera3DTest.cpp
+++ b/tests/cpp-tests/Classes/Camera3DTest/Camera3DTest.cpp
@@ -125,7 +125,7 @@ void DrawLine3D::onDraw(const Mat4 &transform, uint32_t flags)
     
     glEnableVertexAttribArray(GLProgram::VERTEX_ATTRIB_COLOR);
     glVertexAttribPointer(GLProgram::VERTEX_ATTRIB_COLOR, 4, GL_UNSIGNED_BYTE, GL_TRUE, sizeof(V3F_C4B), &(_buffer[0].colors));
-    glDrawArrays(GL_LINES, 0, _buffer.size());
+    glDrawArrays(GL_LINES, 0, static_cast<int>(_buffer.size()));
     glDisable(GL_DEPTH_TEST);
 }