The name change (stub.c -> common-stub.c) rendered the earlier
workaround (commit a4d4c541f58b ["xen/arm32: avoid EFI stub wchar_t size
linker warning"]) ineffectual.

Fixes: bfd3e9945d1b ("build: fix x86 out-of-tree build without EFI")
Signed-off-by: Jan Beulich <jbeulich@suse.com>

--- a/xen/arch/arm/efi/Makefile
+++ b/xen/arch/arm/efi/Makefile
@@ -6,6 +6,6 @@ obj-$(CONFIG_ACPI) +=  efi-dom0.init.o
 else
 obj-y += common-stub.o
 
-$(obj)/stub.o: CFLAGS-y += -fno-short-wchar
+$(obj)/common-stub.o: CFLAGS-y += -fno-short-wchar
 
 endif

Hi Jan,

> -----Original Message-----
> From: Jan Beulich <jbeulich@suse.com>
> Subject: [PATCH][4.17] Arm32: prune (again) ld warning about mismatched
> wchar_t sizes
> 
> The name change (stub.c -> common-stub.c) rendered the earlier
> workaround (commit a4d4c541f58b ["xen/arm32: avoid EFI stub wchar_t size
> linker warning"]) ineffectual.
> 
> Fixes: bfd3e9945d1b ("build: fix x86 out-of-tree build without EFI")
> Signed-off-by: Jan Beulich <jbeulich@suse.com>

Release-acked-by: Henry Wang <Henry.Wang@arm.com>

Kind regards,
Henry

Hi Jan,

On 27/10/2022 10:30, Jan Beulich wrote:
> The name change (stub.c -> common-stub.c) rendered the earlier
> workaround (commit a4d4c541f58b ["xen/arm32: avoid EFI stub wchar_t size
> linker warning"]) ineffectual.

Ah! I noticed this warning over the week-end and was wondering why it 
was still there...

> 
> Fixes: bfd3e9945d1b ("build: fix x86 out-of-tree build without EFI")
> Signed-off-by: Jan Beulich <jbeulich@suse.com>

Acked-by: Julien Grall <jgrall@amazon.com>

Cheers,

-- 
Julien Grall