[Bug other/54150] [4.8 Regression] gimple dumps no longer honor -blocks

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54150

--- Comment #6 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-08-06 11:58:07 UTC ---
Looks good to me (aka, ok if it bootstraps & regtests).  Thanks for fixing
this.

Yes, the PTA dumps in -pre are annoying (PTA is triggered by a TODO here ...).
I'll put it on my TODO list of things to clean up.