diff options
Diffstat (limited to 'includes/Rts.h')
| -rw-r--r-- | includes/Rts.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/includes/Rts.h b/includes/Rts.h index 3d4538f41d..be81b0d9c7 100644 --- a/includes/Rts.h +++ b/includes/Rts.h @@ -61,6 +61,13 @@ extern "C" { #define RTS_UNLIKELY(p) p #endif +/* __builtin_unreachable is supported since GNU C 4.5 */ +#if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 5) +#define RTS_UNREACHABLE __builtin_unreachable() +#else +#define RTS_UNREACHABLE abort() +#endif + /* Fix for mingw stat problem (done here so it's early enough) */ #ifdef mingw32_HOST_OS #define __MSVCRT__ 1 |