[PATCH] Fix PR28900, non-gimple from tree-ifcvt

[Andrew Pinski]

On Sun, 2006-09-03 at 16:30 +0200, Richard Guenther wrote:
> This fixes PR28900 by ensuring to properly gimplify trees created
> by collecting conditions.
> 
> Bootstrapped and tested on x86_64-unknown-linux-gnu.
> 
> Ok for mainline?

Why not when you get a TRUTH_NOT_EXPR, swap around the true and false
arms?  There looks already code to deal with that case but it is not
working for some reason.  I wonder if the dominate information is messed
up by the time this pass is called.

Thanks,
Andrew Pinski