Re: [PATCH] Translate asm version of ELFNOTE macro intopreprocessor macro

From: Ian Campbell
Date: Wed Aug 23 2006 - 11:11:59 EST

On Wed, 2006-08-23 at 07:49 -0700, Jeremy Fitzhardinge wrote:
> Ian Campbell wrote:
> > The first is that older gas does not support :varargs in .macro
> > definitions (in my testing 2.17 does while 2.15 does not, I don't know
> > when it became supported). The Changes file says binutils >= 2.12 so I
> > think we need to avoid using it. There are no other uses in mainline or
> > -mm. Old gas appears to just ignore it so you get "too many arguments"
> > type errors.
> >
> OK, seems reasonable. Eric Biederman solved this by having NOTE/ENDNOTE
> (or something like that) in his "bzImage with ELF header" patch, but I
> don't remember it being used in any way which is incompatible with using
> a CPP macro.

I can't find that patch, does NOTE/ENDNOTE just do the push/pop .note

That would solve the problem with the first argument of the macro being
a string but the final argument could still be for .asciz note contents.


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