--- /opt/cocos2d-x/cocos/renderer/ccShader_Label_normal.frag	2017-03-22 15:13:34.000000000 -0400
+++ /tmp/ccShader_Label_normal.frag	2017-04-21 06:42:23.395142579 -0400
@@ -23,10 +23,10 @@
  * THE SOFTWARE.
  */
 
-const char* ccLabelNormal_frag = R"(
-#ifdef GL_ES
+const char* ccLabelNormal_frag = STRINGIFY(
+\n#ifdef GL_ES\n
 precision lowp float;
-#endif
+\n#endif\n
 
 varying vec4 v_fragmentColor;
 varying vec2 v_texCoord;
@@ -39,4 +39,4 @@
         u_textColor.a * texture2D(CC_Texture0, v_texCoord).a// A from texture & uniform
     );
 }
-)";
+);