--- a/src/hash_key.c Sun Dec 28 15:45:39 2025 +0100 +++ b/src/hash_key.c Sun Dec 28 17:31:20 2025 +0100 @@ -63,14 +63,14 @@ switch (len) { case 3: h ^= (data[i + 2] & 0xFF) << 16; - cx_attr_fallthrough; + CX_FALLTHROUGH; case 2: h ^= (data[i + 1] & 0xFF) << 8; - cx_attr_fallthrough; + CX_FALLTHROUGH; case 1: h ^= (data[i + 0] & 0xFF); h *= m; - cx_attr_fallthrough; + CX_FALLTHROUGH; default: // do nothing ; }