[patch][graphite] Fix code generated by Graphite for vectorization

[Richard Guenther]

On Tue, 16 Mar 2010, Sebastian Pop wrote:

> Hi,
> 
> The two patches 0002 and 0003 are needed to improve the vectorization
> of the code generated by Graphite.  0001 is a first step towards
> pretty printing the SCoPs under the scoplib format.  I bootstrapped
> and tested the attached patches in the Graphite branch, Java disabled,
> as the Java libs are not building for now.  Ok for trunk?

Are you sure it works if the induction variable is used after the
loop?  Also I think this is stage1 material.

Thanks,
Richard.