Messages in this thread | | | Subject | Re: [ACPI] ACPI mentioned on lwn.net/kernel | From | Andi Kleen <> | Date | 26 Jan 2002 23:43:42 +0100 |
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"Martin Eriksson" <nitrax@giron.wox.org> writes:
> -CFLAGS := $(CPPFLAGS) -Wall -Wstrict-prototypes -Wno-trigraphs -O2 \ > +CFLAGS := $(CPPFLAGS) -Wall -Wstrict-prototypes -Wno-trigraphs -Os \ > -fomit-frame-pointer -fno-strict-aliasing -fno-common > AFLAGS := -D__ASSEMBLY__ $(CPPFLAGS)
You should remove the -malign-* options in arch/i386/Makefile too. Most of -Os win normally comes from doing less aggressive padding, but the kernel overrides this.
Also gcc 3.0 and gcc 3.1-snapshots should be somewhat better at implementing -Os.
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