title: Can I downgrade gcc in centos 64 bit?
body: <p>i am using centos 6.4 which has gcc with version 4.4.7 but CUDA 5 require gcc version 4.4.5 as per following link <a href="http://docs.nvidia.com/cuda/cuda-toolkit-release-notes/index.html#linux" rel="nofollow">CUDA-toolkit-release-notes</a></p>
  
  <p>How can I downgrade gcc to 4.4.5 or below without causing harm to my system?</p>