i386/81694: boot loader doesn't work after the world rebuilding with -O2 -pipe

[Hiroo Ono]

The following reply was made to PR i386/81694; it has been noted by GNATS.

From: Hiroo Ono <hiroo at oikumene.gcd.org>
To: jema at sendmail.ru
Cc: bug-followup at FreeBSD.org
Subject: Re: i386/81694: boot loader doesn't work after the world rebuilding with -O2 -pipe
Date: Thu, 09 Jun 2005 23:17:10 +0900

 Hello,
 
 > Having rebuilt the world with CFLAGS and COPTFLAGS=-O2 -pipe
 > /boot/loader became unusable, system doesn't boot and reboot process
 > is cycling
 
 > Rebuild world with -O2 -pipe compiler options in /etc/make.conf
 
 Your problem ressembles the one described in the PR i386/75898.
 	http://www.FreeBSD.org/cgi/query-pr.cgi?pr=i386/75898
 Do you define CPUTYPE in your /etc/make.conf?
 I did not have any problems with
 	CFLAGS= -O2 -pipe
 	COPTFLAGS=      -O2 -pipe
 unless I defined CPUTYPE to pentium-m.