On Wed, Dec 14, 2005 at 02:05:31PM -0800, Andrew Morton wrote:
> Adrian Bunk <[email protected]> wrote:
> >
> > Hi Linus,
> >
> > your patch to allow CC_OPTIMIZE_FOR_SIZE even for EMBEDDED=n has broken
> > the EMBEDDED menu.
>
> It looks like that patch needs to be reverted or altered anyway. sparc64
> machines are failing all over the place, possibly due to newly-exposed
> compiler bugs.
>
> Whether it's the compiler or it's genuine kernel bugs, the same problems
> are likely to bite other architectures.
The help text already contains a bold warning.
What about marking it as EXPERIMENTAL?
That is not that heavy as EMBEDDED but expresses this.
cu
Adrian
<-- snip -->
CC_OPTIMIZE_FOR_SIZE is still an experimental feature that doesn't work
with all supported gcc/architecture combinations.
Signed-off-by: Adrian Bunk <[email protected]>
--- linux-git/init/Kconfig.old 2005-12-14 23:08:51.000000000 +0100
+++ linux-git/init/Kconfig 2005-12-14 23:09:09.000000000 +0100
@@ -257,7 +257,7 @@
source "usr/Kconfig"
config CC_OPTIMIZE_FOR_SIZE
- bool "Optimize for size"
+ bool "Optimize for size (EXPERIMENTAL)" if EXPERIMENTAL
default y if ARM || H8300
help
Enabling this option will pass "-Os" instead of "-O2" to gcc
-
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