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    SubjectRe: 2.6.16-rc3-mm1: i386 compilation broken
    Date
    On Wednesday 15 February 2006 14:19, Roman Zippel wrote:
    > Hi,
    >
    > On Tue, 14 Feb 2006, Andi Kleen wrote:
    >
    > > Ok then the -ffreestanding was apparently still needed on other architectures too.
    > > I guess that part of the patch can be just dropped.
    >
    > The main problem is still the sprintf optimization, so
    > --fno-builtin-sprintf should fix it too.

    Currently it will just use out of line strcpy etc. on x86-64.
    Not quite optimal - probably need to go back to fix this


    > That leaves only the single strchr, which is caused by an strpbrk
    > optimization in zoran_procfs.c, where we could use --fno-builtin-strpbrk
    > or simply directly replace that strpbrk with strchr.
    >
    > If we really want to keep -ffreestanding,

    I think we should drop it, just i386 has to be fixed first.

    > we have to rework how string.h
    > is organized to allow enabling builtin functions, but still provide fall
    > back functions. For example we had to add a lot of "#define foo
    > __builtin_foo" to linux/string.h and "#undef foo" to lib/string.c.

    Yes it would be ugly.


    -Andi
    -
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