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-rw-r--r--src/common.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/src/common.h b/src/common.h
index be88f0b..5756c83 100644
--- a/src/common.h
+++ b/src/common.h
@@ -6,8 +6,9 @@
# define unlikely(x) __builtin_expect(!!(x), 0)
#else
# define __attribute__(x)
-# define likely(x) (x)
-# define unlikely(x) (x)
+# define __builtin_unreachable() (((char *)0)[0] = 0)
+# define likely(x) (x)
+# define unlikely(x) (x)
#endif
#endif /* !ORYX_COMMON_H */