| 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 | #if __GNUC_MINOR__ < 2 |
| 6 | # error Sorry, your compiler is too old - please upgrade it. |
| 7 | #endif |
| 8 | |
| 9 | #if __GNUC_MINOR__ >= 3 |
| 10 | # define __used __attribute__((__used__)) |
| 11 | #else |
| 12 | # define __used __attribute__((__unused__)) |
| 13 | #endif |
| 14 | |
| 15 | #if __GNUC_MINOR__ >= 4 |
| 16 | #define __must_check __attribute__((warn_unused_result)) |
| 17 | #endif |
| 18 | |
| 19 | #ifdef CONFIG_GCOV_KERNEL |
| 20 | # if __GNUC_MINOR__ < 4 |
| 21 | # error "GCOV profiling support for gcc versions below 3.4 not included" |
| 22 | # endif /* __GNUC_MINOR__ */ |
| 23 | #endif /* CONFIG_GCOV_KERNEL */ |