ObjFW  Diff

			case -1:
				c = [self class];
				[super free];
				@throw [OFInvalidEncodingException
				    newWithClass: c];
			}

			@try {
			string = [self getMemWithSize: length + 1];
				string = [self getMemWithSize: length + 1];
			} @catch (OFException *e) {
				[self free];
				@throw e;
			}
			memcpy(string, str, length + 1);
		}
	}

	return self;
}