Re: [patch 00/2] improve .text size on gcc 4.0 and newer compilers

[Vitaly Wool <vwool@ru.mvista.com>]

Arjan van de Ven wrote:

> On Tue, 2006-01-03 at 08:53 +0000, Russell King wrote:
>  
>
> > On Mon, Jan 02, 2006 at 10:59:04PM -0500, Daniel Jacobowitz wrote:
> >    
> >
> > > On Mon, Jan 02, 2006 at 10:23:35PM +0000, Russell King wrote:
> > >      
> > >
> > > > static void fn1(void *f)
> > > > {
> > > > }
> > > >
> > > > void fn2(void *f)
> > > > {
> > > >        fn1(f);
> > > > }
> > > >
> > > > on ARM produces:
> > > >        
> > > On 3.4, 4.0, and 4.1 you only need -O for this (I just checked both x86
> > > and ARM compilers).  I believe this came in with unit-at-a-time, as
> > > Arjan said - which was GCC 3.4.
> > >      
> > Well, as demonstrated, it doesn't work with gcc 3.3.  Since we aren't
> > about to increase the minimum gcc version to 3.4, this isn't acceptable.
> >    
>
> s/isn't acceptable/is suboptimal/
>  
I'm afraid it _isn't_ _acceptable_ since it just can kill current XIP 
implementation.

Vitaly
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