[RFC] Remove -freorder-blocks-and-partition

[Steven Bosscher]

re. http://gcc.gnu.org/ml/gcc/2011-07/msg00349.html

Richard Henderson wrote:
> After 3 days fighting with this code, I had a bit of a
> cathartic whine on IRC.  I got two votes to just rip the
> whole thing out.

Add one more vote.

> Andrew Pinski points out that the feature could probably be
> equivalently implemented via outlining and function calls
> (I assume well back at the gimple level).

I guess the ipa-split pass could easily be modified to do this, it'd
just need a few new heuristics.

Ciao!
Steven