[PATCH] Fix PR52173

[Richard Guenther]

On Fri, 21 Sep 2012, Aldy Hernandez wrote:

> On 09/21/12 08:52, Richard Guenther wrote:
> > 
> > This bug happens because GIMPLE_TRANSACTION is a statement
> > without real but with virtual operands.  The short-cut in gimple_copy
> > thus is overly optimistic.  Fixed as follows.
> 
> Thank you so much for fixing this.
> 
> When you apply the patch, do you mind including the attached tests-- assuming
> you are ok with them?  Or I can commit them after you commit your patch if you
> prefer.

Sure, I'll commit it alongside the patch.

Richard.