* beh...@converseincode.com <beh...@converseincode.com> wrote:
> From: Behan Webster <beh...@converseincode.com>
>
> Wrap -mno-80387 gcc options with cc-option so they don't break clang.
>
> Signed-off-by: Behan Webster <beh...@converseincode.com>
> ---
> arch/x86/Makefile | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/arch/x86/Makefile b/arch/x86/Makefile
> index d1b7c37..ce6ad7e 100644
> --- a/arch/x86/Makefile
> +++ b/arch/x86/Makefile
> @@ -83,7 +83,9 @@ else
> KBUILD_CFLAGS += -m64
>
> # Don't autogenerate traditional x87, MMX or SSE instructions
> - KBUILD_CFLAGS += -mno-mmx -mno-sse -mno-80387 -mno-fp-ret-in-387
> + KBUILD_CFLAGS += -mno-mmx -mno-sse
> + KBUILD_CFLAGS += $(call cc-option,-mno-80387)
> + KBUILD_CFLAGS += $(call cc-option,-mno-fp-ret-in-387)
Is there a clang equivalent option that inhibits all things FPU opcode
generation by the compiler?
That's the general purpose of -no-80387.
Thanks,
Ingo
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