CCRenderTexture bug from Iphone 5S


I implemented Mask Effect by CCRenderTexture,which was OK . However,it has problem with 5S. Do you find out it?

  1. version of cocos
  2. the environment you were in
  3. the steps you took
  4. details of the error
  5. (optional) sample code to reproduce this error
  6. screenshots are GREATLY ENCOURAGED.