X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Flibr2c2%2Fsignaltype.h;h=be3857a8da2a7186f6d1d966184813de8680d745;hb=81ee4fbd16b472892b67b35ea85956423a2247ed;hp=97de833d71b5b7cdf59b93e57438ff44d9f46e94;hpb=93c148ff88ba2c8266b44c336ba7ddd948010de7;p=r2c2.git

diff --git a/source/libr2c2/signaltype.h b/source/libr2c2/signaltype.h
index 97de833..be3857a 100644
--- a/source/libr2c2/signaltype.h
+++ b/source/libr2c2/signaltype.h
@@ -37,7 +37,7 @@ private:
 	std::string object;
 
 public:
-	SignalType(const ArticleNumber &);
+	SignalType(const ArticleNumber & = ArticleNumber());
 
 	const IndicationList &get_indications() const { return indications; }
 	const std::string &get_object() const { return object; }