diff options
Diffstat (limited to 'include/sys/cdefs.h')
| -rw-r--r-- | include/sys/cdefs.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/include/sys/cdefs.h b/include/sys/cdefs.h index 4acb72b70..877746e47 100644 --- a/include/sys/cdefs.h +++ b/include/sys/cdefs.h @@ -28,4 +28,17 @@ #define __CONSTVALUE #define __CONSTVALUE2 +#ifdef __GNUC__ +/* GCC can always grok prototypes. For C++ programs we add throw() + to help it optimize the function calls. But this works only with + gcc 2.8.x and egcs. */ +#if defined __cplusplus && __GNUC_PREREQ (2,8) +#define __THROW throw() +#else +#define __THROW +#endif +#else /* GCC */ +#define __THROW +#endif + #endif |