diff options
Diffstat (limited to 'include/linux/compiler-gcc3.h')
| -rw-r--r-- | include/linux/compiler-gcc3.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/include/linux/compiler-gcc3.h b/include/linux/compiler-gcc3.h new file mode 100644 index 000000000..7d89febe4 --- /dev/null +++ b/include/linux/compiler-gcc3.h @@ -0,0 +1,23 @@ +#ifndef __LINUX_COMPILER_H +#error "Please don't include <linux/compiler-gcc3.h> directly, include <linux/compiler.h> instead." +#endif + +#if GCC_VERSION < 30200 +# error Sorry, your compiler is too old - please upgrade it. +#endif + +#if GCC_VERSION >= 30300 +# define __used __attribute__((__used__)) +#else +# define __used __attribute__((__unused__)) +#endif + +#if GCC_VERSION >= 30400 +#define __must_check __attribute__((warn_unused_result)) +#endif + +#ifdef CONFIG_GCOV_KERNEL +# if GCC_VERSION < 30400 +# error "GCOV profiling support for gcc versions below 3.4 not included" +# endif /* __GNUC_MINOR__ */ +#endif /* CONFIG_GCOV_KERNEL */ |