[2.6 patch] i386: remove gcc version check for CONFIG_REGPARM

[Adrian Bunk <bunk@stusta.de>]

On Tue, Jan 10, 2006 at 08:27:57AM -0800, Linus Torvalds wrote:
> 
> 
> On Mon, 9 Jan 2006, Sam Ravnborg wrote:
> >
> > Please pull from:
> > 	ssh://master.kernel.org/pub/scm/linux/kernel/git/sam/kbuild.git
> 
> Ok, pulled.
> 
> However, fixing up a trivial conflict in i386/Makefile, I noticed this:
> 
> 	cflags-$(CONFIG_REGPARM) += $(shell if [ $(call cc-version) -ge 0300 ] ; then \
> 				    echo "-mregparm=3"; fi ;)
> 
> and it strikes me that this is WRONG.
> 
> It's wrong for some subtle reasons: it means that CONFIG_REGPARM is set 
> whether or not it is actually _used_, which means that anybody who depends 
> on CONFIG_REGPARM in the sources is just screwed.
>...

The change from Sam's tree conflicted with my patch to completely remove  
the version check since we do no longer support any gcc < 3.0.  

Patch below.

> 		Linus

cu
Adrian


<--  snip  -->


Since we do no longer support any gcc < 3.0, there's no need to check 
for it..


Signed-off-by: Adrian Bunk <bunk@stusta.de>

--- linux-2.6.15-mm3-full/arch/i386/Makefile.old	2006-01-13 00:04:09.000000000 +0100
+++ linux-2.6.15-mm3-full/arch/i386/Makefile	2006-01-13 00:05:09.000000000 +0100
@@ -37,10 +37,7 @@
 # CPU-specific tuning. Anything which can be shared with UML should go here.
 include $(srctree)/arch/i386/Makefile.cpu
 
-# -mregparm=3 works ok on gcc-3.0 and later
-#
-cflags-$(CONFIG_REGPARM) += $(shell if [ $(call cc-version) -ge 0300 ] ; then \
-                            echo "-mregparm=3"; fi ;)
+cflags-$(CONFIG_REGPARM) += -mregparm=3
 
 # Disable unit-at-a-time mode on pre-gcc-4.0 compilers, it makes gcc use
 # a lot more stack due to the lack of sharing of stacklots:

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/