tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1#ifndef __LINUX_COMPILER_H
2#error "Please don't include <linux/compiler-gcc3.h> directly, include <linux/compiler.h> instead."
3#endif
4
5/* These definitions are for GCC v3.x. */
6#include <linux/compiler-gcc.h>
7
8#if __GNUC_MINOR__ >= 3
9# define __used __attribute__((__used__))
10# define __attribute_used__ __used /* deprecated */
11#else
12# define __used __attribute__((__unused__))
13# define __attribute_used__ __used /* deprecated */
14#endif
15
16#if __GNUC_MINOR__ >= 4
17#define __must_check __attribute__((warn_unused_result))
18#endif
19
20/*
21 * A trick to suppress uninitialized variable warning without generating any
22 * code
23 */
24#define uninitialized_var(x) x = x
25
26#define __always_inline inline __attribute__((always_inline))