This is the mail archive of the
gcc@gcc.gnu.org
mailing list for the GCC project.
Re: A patch for linux 2.1.127
- To: kwrohrer at enteract dot com, "David S. Miller" <davem at dm dot cobaltmicro dot com>
- Subject: Re: A patch for linux 2.1.127
- From: Richard Henderson <rth at cygnus dot com>
- Date: Mon, 9 Nov 1998 14:16:52 -0800
- Cc: torvalds at transmeta dot com, rth at cygnus dot com, egcs at cygnus dot com, linux-kernel at vger dot rutgers dot edu
- References: <199811091428.GAA27952@dm.cobaltmicro.com> <199811092139.PAA30310@dyheli.kwr>
- Reply-To: Richard Henderson <rth at cygnus dot com>
On Mon, Nov 09, 1998 at 03:39:14PM -0600, kwrohrer@ce.mediaone.net wrote:
> Why not just recommend "-O6 -fno-inline-functions" like we did with the
> strength reduction bug?
Because that is exactly -O2. Unless you are using pgcc, which has
its own idea about the world, there are three levels of optimization
-O1 stuff
-O2 more stuff, instruction scheduling
-O3 automatic function inlining.
r~