| /* Never include this file directly. Include <linux/compiler.h> instead. */ |
| |
| /* These definitions are for GCC v2.x. */ |
| |
| /* Somewhere in the middle of the GCC 2.96 development cycle, we implemented |
| a mechanism by which the user can annotate likely branch directions and |
| expect the blocks to be reordered appropriately. Define __builtin_expect |
| to nothing for earlier compilers. */ |
| #include <linux/compiler-gcc.h> |
| |
| #if __GNUC_MINOR__ < 96 |
| # define __builtin_expect(x, expected_value) (x) |
| #endif |
| |
| #define __attribute_used__ __attribute__((__unused__)) |
| |
| /* |
| * The attribute `pure' is not implemented in GCC versions earlier |
| * than 2.96. |
| */ |
| #if __GNUC_MINOR__ >= 96 |
| # define __attribute_pure__ __attribute__((pure)) |
| # define __attribute_const__ __attribute__((__const__)) |
| #endif |
