2018-10-18 08:57:25

by Nick Hu

Subject: [PATCH 0/1] nds32: Fix gcc 8.0 compiler option incompatible.

Fix gcc 8.0 compiler option incompatible When the kernel configs of
ftrace and frame pointer options are choosed.

Nickhu (1):
nds32: Fix gcc 8.0 compiler option incompatible.

arch/nds32/mm/Makefile | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)

--
2.17.0

2018-10-18 08:58:47

by Nick Hu

Subject: [PATCH 1/1] nds32: Fix gcc 8.0 compiler option incompatible.

When the kernel configs of ftrace and frame pointer options are
choosed, the compiler option of kernel will incompatible.
Error message:
nds32le-linux-gcc: error: -pg and -fomit-frame-pointer are incompatible

Signed-off-by: Nickhu <[email protected]>
Signed-off-by: Zong Li <[email protected]>
---
arch/nds32/mm/Makefile | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/arch/nds32/mm/Makefile b/arch/nds32/mm/Makefile
index 6b6855852223..7c5c15ad854a 100644
--- a/arch/nds32/mm/Makefile
+++ b/arch/nds32/mm/Makefile
@@ -4,4 +4,8 @@ obj-y := extable.o tlb.o \

obj-$(CONFIG_ALIGNMENT_TRAP) += alignment.o
obj-$(CONFIG_HIGHMEM) += highmem.o
-CFLAGS_proc-n13.o += -fomit-frame-pointer
+
+ifdef CONFIG_FUNCTION_TRACER
+CFLAGS_REMOVE_proc.o = $(CC_FLAGS_FTRACE)
+endif
+CFLAGS_proc.o += -fomit-frame-pointer
--
2.17.0

2018-10-19 09:26:07

by Greentime Hu

Subject: Re: [PATCH 1/1] nds32: Fix gcc 8.0 compiler option incompatible.

Nickhu <[email protected]> 於 2018年10月18日 週四 下午4:38寫道：
>
> When the kernel configs of ftrace and frame pointer options are
> choosed, the compiler option of kernel will incompatible.
> Error message:
> nds32le-linux-gcc: error: -pg and -fomit-frame-pointer are incompatible
>
> Signed-off-by: Nickhu <[email protected]>
> Signed-off-by: Zong Li <[email protected]>
> ---
> arch/nds32/mm/Makefile | 6 +++++-
> 1 file changed, 5 insertions(+), 1 deletion(-)
>
> diff --git a/arch/nds32/mm/Makefile b/arch/nds32/mm/Makefile
> index 6b6855852223..7c5c15ad854a 100644
> --- a/arch/nds32/mm/Makefile
> +++ b/arch/nds32/mm/Makefile
> @@ -4,4 +4,8 @@ obj-y := extable.o tlb.o \
>
> obj-$(CONFIG_ALIGNMENT_TRAP) += alignment.o
> obj-$(CONFIG_HIGHMEM) += highmem.o
> -CFLAGS_proc-n13.o += -fomit-frame-pointer
> +
> +ifdef CONFIG_FUNCTION_TRACER
> +CFLAGS_REMOVE_proc.o = $(CC_FLAGS_FTRACE)
> +endif
> +CFLAGS_proc.o += -fomit-frame-pointer
Hi Nick,

Thanks.
Acked-by: Greentime Hu <[email protected]>