diff options
Diffstat (limited to 'headers/linux/compiler-gcc.h')
-rw-r--r-- | headers/linux/compiler-gcc.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/headers/linux/compiler-gcc.h b/headers/linux/compiler-gcc.h new file mode 100644 index 0000000..8816f06 --- /dev/null +++ b/headers/linux/compiler-gcc.h @@ -0,0 +1,40 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _TOOLS_LINUX_COMPILER_H_ +#error "Please don't include <linux/compiler-gcc.h> directly, include <linux/compiler.h> instead." +#endif + +/* + * Common definitions for all gcc versions go here. + */ +#ifndef GCC_VERSION +#define GCC_VERSION (__GNUC__ * 10000 \ + + __GNUC_MINOR__ * 100 \ + + __GNUC_PATCHLEVEL__) +#endif + +#if GCC_VERSION >= 70000 && !defined(__CHECKER__) +# define __fallthrough __attribute__ ((fallthrough)) +#endif + +#if __has_attribute(__error__) +# define __compiletime_error(message) __attribute__((error(message))) +#endif + +/* &a[0] degrades to a pointer: a different type from an array */ +#define __must_be_array(a) BUILD_BUG_ON_ZERO(__same_type((a), &(a)[0])) + +#ifndef __pure +#define __pure __attribute__((pure)) +#endif +#define noinline __attribute__((noinline)) +#ifndef __packed +#define __packed __attribute__((packed)) +#endif +#ifndef __noreturn +#define __noreturn __attribute__((noreturn)) +#endif +#ifndef __aligned +#define __aligned(x) __attribute__((aligned(x))) +#endif +#define __printf(a, b) __attribute__((format(printf, a, b))) +#define __scanf(a, b) __attribute__((format(scanf, a, b))) |