Re: HEADS UP! boot2 problems

From: Alexander Kabaev <kan_at_freebsd.org> Date: Fri, 30 Jul 2004 15:21:19 +0000 · This archive was generated by hypermail 2.4.0 : Wed May 19 2021 - 11:38:04 UTC

On Thu, Jul 29, 2004 at 08:39:43PM -0600, Scott Long wrote:
> All,
> 
> The GCC 3.4 import seems to have broken the boot2 loader on at least
> i386.  This doesn't affect normal world and kernel builds and installs,
> but does affect writing new bootblocks via the disklabel program.  You
> should refrain from doing this until it gets fixed.  It's being looked
> into right now.
> 
> Scott

Commit below made boot2 usable again.

kan         2004-07-30 04:27:20 UTC                                             

  FreeBSD src repository                                                        

  Modified files:                                                               
    sys/boot/i386/boot2  Makefile                                               
  Log:                                                                          
  Compile boot2 with -fno-unit-at-a-time. GCCs aggressive optimization          
  breaks boot in spectacular ways otherwise.                                    

  Revision  Changes    Path                                                     
  1.56      +3 -1      src/sys/boot/i386/boot2/Makefile                         