[Bug middle-end/54896] optimization slowness on large basic blocks

[rguenther at suse dot de]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54896

--- Comment #7 from rguenther at suse dot de <rguenther at suse dot de> 2013-03-06 11:11:28 UTC ---
On Wed, 6 Mar 2013, steven at gcc dot gnu.org wrote:

> 
> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54896
> 
> Steven Bosscher <steven at gcc dot gnu.org> changed:
> 
>            What    |Removed                     |Added
> ----------------------------------------------------------------------------
>             Summary|Some optimization slowness  |optimization slowness on
>                    |with GCC 4.7.2              |large basic blocks
>       Known to fail|                            |4.6.0
> 
> --- Comment #6 from Steven Bosscher <steven at gcc dot gnu.org> 2013-03-06 11:03:44 UTC ---
> (In reply to comment #5)
> > Generic compile-time regression umbrella.
> 
> Why? This is not an old regression.

It's a regression on all maintained branches.