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

Russell King
2006-01-03T08:53:51Z

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.

--
Russell King
Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/
maintainer of: 2.6 Serial core