Message ID | 20190327184531.30986-12-julien.grall@arm.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | xen/arm: Add support to build with clang | expand |
diff --git a/xen/arch/arm/traps.c b/xen/arch/arm/traps.c index d8b9a8a0f0..661475666a 100644 --- a/xen/arch/arm/traps.c +++ b/xen/arch/arm/traps.c @@ -54,7 +54,8 @@ * that both the kernel half of struct cpu_user_regs (which is pushed in * entry.S) and struct cpu_info (which lives at the bottom of a Xen * stack) must be doubleword-aligned in size. */ -static inline void check_stack_alignment_constraints(void) { +static void __maybe_unused check_stack_alignment_constraints(void) +{ #ifdef CONFIG_ARM_64 BUILD_BUG_ON((sizeof (struct cpu_user_regs)) & 0xf); BUILD_BUG_ON((offsetof(struct cpu_user_regs, spsr_el1)) & 0xf);
Clang will throw an error if a function is unused unless you tell to ignore it. This can be done using __maybe_unused. Signed-off-by: Julien Grall <julien.grall@arm.com> --- xen/arch/arm/traps.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)