Let's backport speedups from 3.4 to 3.3

[Kaveh R. Ghazi]

 > From: Kaoru Fukui <k_fukui@highway.ne.jp>
 > 
 > On 21 Feb, Kaveh R. Ghazi wrote:
 > >  > From: Gabriel Dos Reis <gdr@integrable-solutions.net>
 > >  > 
 > >  > "Kaveh R. Ghazi" <ghazi@caip.rutgers.edu> writes:
 > >  > 
 > >  > |  > From: Mark Mitchell <mark@codesourcery.com>
 > >  > |  > 
 > >  > |  > Just to  make sure  I'm clear,  I don't object  in any  way to
 > >  > |  > backporting changes that  speed up the compiler --  as long as
 > >  > |  > the person approving them  feels that they're safe.  Let's not
 > >  > |  > do  anything too  radical, but  relatively simple  changes are
 > >  > |  > fine.
 > >  > | 
 > >  > | Are there any more anyone would like to recommend for consideration?
 > >  > 
 > >  > Not one that is currently on mainline.  
 > >  > -- Gaby
 > > 
 > > Ok, I'm asking because various people claim 3.4 is faster than 3.3
 > > (independent of 3.4-only things like PCH.)  I wonder if that's still
 > > the case.
 > > 
 > 
 > mainline 3.4 was included Zack's BI tree which was just faster than the
 > mainline(this is 3.3 now) on that tme.
 > Kaoru

Sorry, I'm not sure what you mean.  Are you saying that there is a
patch we should backport to 3.3?  Or are you saying that this patch is
now in 3.3 and made 3.3 as fast as 3.4?

--
Kaveh R. Ghazi			ghazi@caip.rutgers.edu