diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/compiler-gcc4.h | 8 | ||||
| -rw-r--r-- | include/linux/compiler.h | 11 |
2 files changed, 19 insertions, 0 deletions
diff --git a/include/linux/compiler-gcc4.h b/include/linux/compiler-gcc4.h index ab3af40a53c..94dea3ffbfa 100644 --- a/include/linux/compiler-gcc4.h +++ b/include/linux/compiler-gcc4.h @@ -51,3 +51,11 @@ #endif #endif + +#if __GNUC_MINOR__ > 0 +#define __compiletime_object_size(obj) __builtin_object_size(obj, 0) +#endif +#if __GNUC_MINOR__ >= 4 +#define __compiletime_warning(message) __attribute__((warning(message))) +#define __compiletime_error(message) __attribute__((error(message))) +#endif diff --git a/include/linux/compiler.h b/include/linux/compiler.h index acbd654cc85..5be3dab4a69 100644 --- a/include/linux/compiler.h +++ b/include/linux/compiler.h @@ -275,6 +275,17 @@ void ftrace_likely_update(struct ftrace_branch_data *f, int val, int expect); # define __same_type(a, b) __builtin_types_compatible_p(typeof(a), typeof(b)) #endif +/* Compile time object size, -1 for unknown */ +#ifndef __compiletime_object_size +# define __compiletime_object_size(obj) -1 +#endif +#ifndef __compiletime_warning +# define __compiletime_warning(message) +#endif +#ifndef __compiletime_error +# define __compiletime_error(message) +#endif + /* * Prevent the compiler from merging or refetching accesses. The compiler * is also forbidden from reordering successive instances of ACCESS_ONCE(), |