From 51e6ac1fa45160d400321fa06d7808b30d9d453c Mon Sep 17 00:00:00 2001 From: Mark Brown Date: Fri, 28 Jul 2023 00:26:14 +0100 Subject: tools include: Add some common function attributes We don't have definitions of __always_unused or __noreturn in the tools version of compiler.h, add them so we can use them in kselftests. Signed-off-by: Mark Brown Link: https://lore.kernel.org/r/20230728-arm64-signal-memcpy-fix-v4-3-0c1290db5d46@kernel.org Signed-off-by: Will Deacon --- tools/include/linux/compiler.h | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'tools/include/linux') diff --git a/tools/include/linux/compiler.h b/tools/include/linux/compiler.h index f75cced41d59..1684216e826a 100644 --- a/tools/include/linux/compiler.h +++ b/tools/include/linux/compiler.h @@ -42,6 +42,18 @@ # define __always_inline inline __attribute__((always_inline)) #endif +#ifndef __always_unused +#define __always_unused __attribute__((__unused__)) +#endif + +#ifndef __noreturn +#define __noreturn __attribute__((__noreturn__)) +#endif + +#ifndef unreachable +#define unreachable() __builtin_unreachable() +#endif + #ifndef noinline #define noinline #endif -- cgit v1.2.3