1 #ifndef __LINUX_COMPILER_H
2 #error "Please don't include <linux/compiler-gcc3.h> directly, include <linux/compiler.h> instead."
6 # error Sorry, your compiler is too old - please upgrade it.
9 #if __GNUC_MINOR__ >= 3
10 # define __used __attribute__((__used__))
12 # define __used __attribute__((__unused__))
15 #if __GNUC_MINOR__ >= 4
16 #define __must_check __attribute__((warn_unused_result))
20 * A trick to suppress uninitialized variable warning without generating any
23 #define uninitialized_var(x) x = x
25 #define __always_inline inline __attribute__((always_inline))