| /* Never include this file directly. Include <linux/compiler.h> instead. */ |
| |
| /* These definitions are for GCC v3.x. */ |
| #include <linux/compiler-gcc.h> |
| |
| #if __GNUC_MINOR__ >= 3 |
| # define __used __attribute__((__used__)) |
| # define __attribute_used__ __used /* deprecated */ |
| #else |
| # define __used __attribute__((__unused__)) |
| # define __attribute_used__ __used /* deprecated */ |
| #endif |
| |
| #if __GNUC_MINOR__ >= 4 |
| #define __must_check __attribute__((warn_unused_result)) |
| #endif |
| |
| /* |
| * A trick to suppress uninitialized variable warning without generating any |
| * code |
| */ |
| #define uninitialized_var(x) x = x |
| |
| #define __always_inline inline __attribute__((always_inline)) |