Re: [PATCH] Wipe out traditional opt from x86_64 Makefile

[H. Peter Anvin]

Glauber de Oliveira Costa wrote:
> Among other things, using -traditional as a gcc option stops us from
> using macro token pasting, which is a feature we heavily rely on.
>
> There was still a use of -traditional in arch/x86/kernel/Makefile_64,
> which this patch removes.
>
> I don't see any problems building kernels in my x86_64 box without
> -traditional.
>
> Signed-off-by: Glauber de Oliveira Costa <gcosta@xxxxxxxxxx>
> ---
>  arch/x86/kernel/Makefile_64 |    1 -
>  1 files changed, 0 insertions(+), 1 deletions(-)
>
> diff --git a/arch/x86/kernel/Makefile_64 b/arch/x86/kernel/Makefile_64
> index 82da906..03a01f6 100644
> --- a/arch/x86/kernel/Makefile_64
> +++ b/arch/x86/kernel/Makefile_64
> @@ -3,7 +3,6 @@
>  #
>  
>  extra-y 	:= head_64.o head64.o init_task.o vmlinux.lds
> -#EXTRA_AFLAGS	:= -traditional
>  obj-y	:= process_64.o signal_64.o entry_64.o traps_64.o irq_64.o \
>  		ptrace_64.o time_64.o ioport_64.o ldt_64.o setup_64.o i8259_64.o sys_x86_64.o \
>  		x8664_ksyms_64.o i387_64.o syscall_64.o vsyscall_64.o \

At least *at one point*, ld scripts were whitespace-sensitive in a way 
that called for using -traditional.  Doesn't mean that anything else 
needs it, though.

	-hpa
-
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