[PATCH] make find_taken_edge handle case with just default

[Richard Biener]

On Thu, 29 Jun 2017, Peter Bergner wrote:

> On 6/29/17 8:58 AM, Richard Biener wrote:
> > On Thu, 29 Jun 2017, Peter Bergner wrote:
> >> Should we offer an early out of group_case_labels_stmt() for the
> >> fairly common case of new_size == old_size?  There's no reason to
> >> execute the compress labels loop if we didn't combine any of the
> >> labels.
> > 
> > We can also merge both loops, counting new_size upwards, storing
> > to label new_size if new_size != i ...
> 
> Yeah.  I can implement that if you like...unless you want to...
> or already have. :-)

Go ahead!

Richard.