@@ -807,16 +807,11 @@
 
 - (size_t)lengthOfBytesUsingEncoding: (of_string_encoding_t)encoding
 {
 	switch (encoding) {
 	case OF_STRING_ENCODING_UTF_8:
-		return s->cStringLength;
 	case OF_STRING_ENCODING_ASCII:
-		if (s->isUTF8)
-			@throw [OFInvalidEncodingException
-			    exceptionWithClass: [self class]];
-
 		return s->cStringLength;
 	default:
 		return [super lengthOfBytesUsingEncoding: encoding];
 	}
 }