Re: Latest git compile error: arch/x86/lib/csum-copy_64.S:48:Error: Macro `ignore' was already defined

[Nigel Cunningham]

Hi.

On Mon, 2008-07-14 at 21:36 -0300, Kevin Winchester wrote:
> Hi Ingo, Thomas,
> 
> I get the following when trying to compile the latest source from
> Linus' 
> tree:
> 
>    AS      arch/x86/lib/csum-copy_64.o
> arch/x86/lib/csum-copy_64.S: Assembler messages:
> arch/x86/lib/csum-copy_64.S:48: Error: Macro `ignore' was already
> defined
> make[1]: *** [arch/x86/lib/csum-copy_64.o] Error 1
> make: *** [arch/x86/lib] Error 2
> 
> 
> It appears that csum-copy_64.S and dwarf2.h both define an ignore
> macro. 
>   I would expect one of them can be renamed quite easily, unless they 
> are references elsewhere.  Something like (whitespace damaged I know, 
> it's just for example):
> 
> diff --git a/include/asm-x86/dwarf2.h b/include/asm-x86/dwarf2.h
> index 0bfe250..738bb9f 100644
> --- a/include/asm-x86/dwarf2.h
> +++ b/include/asm-x86/dwarf2.h
> @@ -38,23 +38,23 @@
> 
>   /* Due to the structure of pre-exisiting code, don't use assembler
> line
>      comment character # to ignore the arguments. Instead, use a
> dummy 
> macro. */
> -.macro ignore a=0, b=0, c=0, d=0
> +.macro cfi_ignore a=0, b=0, c=0, d=0
>   .endm
> 
> -#define CFI_STARTPROC  ignore
> -#define CFI_ENDPROC    ignore
> -#define CFI_DEF_CFA    ignore
> -#define CFI_DEF_CFA_REGISTER   ignore
> -#define CFI_DEF_CFA_OFFSET     ignore
> -#define CFI_ADJUST_CFA_OFFSET  ignore
> -#define CFI_OFFSET     ignore
> -#define CFI_REL_OFFSET ignore
> -#define CFI_REGISTER   ignore
> -#define CFI_RESTORE    ignore
> -#define CFI_REMEMBER_STATE ignore
> -#define CFI_RESTORE_STATE ignore
> -#define CFI_UNDEFINED ignore
> -#define CFI_SIGNAL_FRAME ignore
> +#define CFI_STARTPROC  cfi_ignore
> +#define CFI_ENDPROC    cfi_ignore
> +#define CFI_DEF_CFA    cfi_ignore
> +#define CFI_DEF_CFA_REGISTER   cfi_ignore
> +#define CFI_DEF_CFA_OFFSET     cfi_ignore
> +#define CFI_ADJUST_CFA_OFFSET  cfi_ignore
> +#define CFI_OFFSET     cfi_ignore
> +#define CFI_REL_OFFSET cfi_ignore
> +#define CFI_REGISTER   cfi_ignore
> +#define CFI_RESTORE    cfi_ignore
> +#define CFI_REMEMBER_STATE cfi_ignore
> +#define CFI_RESTORE_STATE cfi_ignore
> +#define CFI_UNDEFINED cfi_ignore
> +#define CFI_SIGNAL_FRAME cfi_ignore
> 
>   #endif

Compiles okay here and boots okay under VMware.

Tested-by: Nigel Cunningham <nigel@xxxxxxxxxxxx>

Regards,

Nigel

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