diff mbox series

[v2,2/2] powerpc/boot: Set target when cross-compiling for clang

Message ID 20181112042116.5271-3-joel@jms.id.au (mailing list archive)
State Not Applicable
Headers show
Series powerpc/boot: Fix cross compiling with clang | expand

Checks

Context Check Description
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Commit Message

Joel Stanley Nov. 12, 2018, 4:21 a.m. UTC
Clang needs to be told which target it is building for when cross
compiling.

Link: https://github.com/ClangBuiltLinux/linux/issues/259
Signed-off-by: Joel Stanley <joel@jms.id.au>
---
 arch/powerpc/boot/Makefile | 5 +++++
 1 file changed, 5 insertions(+)

Comments

Michael Ellerman Nov. 12, 2018, 11:14 a.m. UTC | #1
Joel Stanley <joel@jms.id.au> writes:

> Clang needs to be told which target it is building for when cross
> compiling.
>
> Link: https://github.com/ClangBuiltLinux/linux/issues/259
> Signed-off-by: Joel Stanley <joel@jms.id.au>
> ---
>  arch/powerpc/boot/Makefile | 5 +++++
>  1 file changed, 5 insertions(+)

Acked-by: Michael Ellerman <mpe@ellerman.id.au>

cheers

> diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile
> index 39354365f54a..111f97b1ccec 100644
> --- a/arch/powerpc/boot/Makefile
> +++ b/arch/powerpc/boot/Makefile
> @@ -55,6 +55,11 @@ BOOTAFLAGS	:= -D__ASSEMBLY__ $(BOOTCFLAGS) -traditional -nostdinc
>  
>  BOOTARFLAGS	:= -cr$(KBUILD_ARFLAGS)
>  
> +ifdef CONFIG_CC_IS_CLANG
> +BOOTCFLAGS += $(CLANG_FLAGS)
> +BOOTAFLAGS += $(CLANG_FLAGS)
> +endif
> +
>  ifdef CONFIG_DEBUG_INFO
>  BOOTCFLAGS	+= -g
>  endif
> -- 
> 2.19.1
Nick Desaulniers Nov. 12, 2018, 7:03 p.m. UTC | #2
On Sun, Nov 11, 2018 at 8:21 PM Joel Stanley <joel@jms.id.au> wrote:
>
> Clang needs to be told which target it is building for when cross
> compiling.

Neat! This will help us for continuous integration.
https://github.com/ClangBuiltLinux/continuous-integration

>
> Link: https://github.com/ClangBuiltLinux/linux/issues/259
> Signed-off-by: Joel Stanley <joel@jms.id.au>

Assuming patch 1/2 gets fixed up (or is fine) and doesn't radically change:
Reviewed-by: Nick Desaulniers <ndesaulniers@google.com>

> ---
>  arch/powerpc/boot/Makefile | 5 +++++
>  1 file changed, 5 insertions(+)
>
> diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile
> index 39354365f54a..111f97b1ccec 100644
> --- a/arch/powerpc/boot/Makefile
> +++ b/arch/powerpc/boot/Makefile
> @@ -55,6 +55,11 @@ BOOTAFLAGS   := -D__ASSEMBLY__ $(BOOTCFLAGS) -traditional -nostdinc
>
>  BOOTARFLAGS    := -cr$(KBUILD_ARFLAGS)
>
> +ifdef CONFIG_CC_IS_CLANG
> +BOOTCFLAGS += $(CLANG_FLAGS)
> +BOOTAFLAGS += $(CLANG_FLAGS)
> +endif
> +
>  ifdef CONFIG_DEBUG_INFO
>  BOOTCFLAGS     += -g
>  endif
> --
> 2.19.1
>
Masahiro Yamada Nov. 13, 2018, 11:25 p.m. UTC | #3
On Tue, Nov 13, 2018 at 4:03 AM Nick Desaulniers
<ndesaulniers@google.com> wrote:
>
> On Sun, Nov 11, 2018 at 8:21 PM Joel Stanley <joel@jms.id.au> wrote:
> >
> > Clang needs to be told which target it is building for when cross
> > compiling.
>
> Neat! This will help us for continuous integration.
> https://github.com/ClangBuiltLinux/continuous-integration
>
> >
> > Link: https://github.com/ClangBuiltLinux/linux/issues/259
> > Signed-off-by: Joel Stanley <joel@jms.id.au>
>
> Assuming patch 1/2 gets fixed up (or is fine) and doesn't radically change:
> Reviewed-by: Nick Desaulniers <ndesaulniers@google.com>
>



Applied to linux-kbuild.
Thanks!



> > ---
> >  arch/powerpc/boot/Makefile | 5 +++++
> >  1 file changed, 5 insertions(+)
> >
> > diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile
> > index 39354365f54a..111f97b1ccec 100644
> > --- a/arch/powerpc/boot/Makefile
> > +++ b/arch/powerpc/boot/Makefile
> > @@ -55,6 +55,11 @@ BOOTAFLAGS   := -D__ASSEMBLY__ $(BOOTCFLAGS) -traditional -nostdinc
> >
> >  BOOTARFLAGS    := -cr$(KBUILD_ARFLAGS)
> >
> > +ifdef CONFIG_CC_IS_CLANG
> > +BOOTCFLAGS += $(CLANG_FLAGS)
> > +BOOTAFLAGS += $(CLANG_FLAGS)
> > +endif
> > +
> >  ifdef CONFIG_DEBUG_INFO
> >  BOOTCFLAGS     += -g
> >  endif
> > --
> > 2.19.1
> >
>
>
> --
> Thanks,
> ~Nick Desaulniers
diff mbox series

Patch

diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile
index 39354365f54a..111f97b1ccec 100644
--- a/arch/powerpc/boot/Makefile
+++ b/arch/powerpc/boot/Makefile
@@ -55,6 +55,11 @@  BOOTAFLAGS	:= -D__ASSEMBLY__ $(BOOTCFLAGS) -traditional -nostdinc
 
 BOOTARFLAGS	:= -cr$(KBUILD_ARFLAGS)
 
+ifdef CONFIG_CC_IS_CLANG
+BOOTCFLAGS += $(CLANG_FLAGS)
+BOOTAFLAGS += $(CLANG_FLAGS)
+endif
+
 ifdef CONFIG_DEBUG_INFO
 BOOTCFLAGS	+= -g
 endif