cvs commit: src/share/mk sys.mk

[Andrey Chernov]

On Wed, Jun 27, 2007 at 11:39:34AM +0200, Harti Brandt wrote:
> On Wed, 27 Jun 2007, Kostik Belousov wrote:
> 
> KB>On Tue, Jun 26, 2007 at 07:10:21PM +0000, Andrey A. Chernov wrote:
> KB>> ache        2007-06-26 19:10:21 UTC
> KB>> 
> KB>>   FreeBSD src repository
> KB>> 
> KB>>   Modified files:
> KB>>     share/mk             sys.mk 
> KB>>   Log:
> KB>>   This is temp workaround of nasty gcc 4.2.0 -O2 bug which may skip the rest
> KB>>   of the loop when arrays used inside.
> KB>>   http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32500
> KB>>   
> KB>>   Approved by:    re (kensmith)
> KB>
> KB>This seems to break cross-build of HEAD on RELENG_6.
> 
> And even building on a pre-gcc-4.2.0 CURRENT.

I just sent this cross-building compatible variant to re@ for approve:

--- sys.mk.orig	2007-06-27 14:04:15.000000000 +0400
+++ sys.mk	2007-06-27 14:04:33.000000000 +0400
@@ -35,7 +35,7 @@
 CFLAGS		?=	-O
 .else
 CC		?=	cc
-CFLAGS		?=	-O2 -fno-strict-aliasing -fno-tree-vrp -pipe
+CFLAGS		?=	-O1 -fno-strict-aliasing -pipe
 .endif
 
 CXX		?=	c++

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