Hi Goetz, the test obj != null is not need, because null has no class. cheers, Rémi
----- Mail original ----- > De: "Goetz Lindenmaier" <goetz.lindenma...@sap.com> > À: awt-dev@openjdk.java.net > Envoyé: Vendredi 1 Juillet 2016 15:59:54 > Objet: <AWT Dev> RFR(XS): 8160721: Avoid deoptimizations in Font.equals. > Hi, > This small fix improves performance of the C2 compiler. > We see deoptimizations due to class casts in Font.equals. > Use instanceof check instead of catching the exception. > Please review this change: > http://cr.openjdk.java.net/~goetz/wr16/8160721-deoptFont/ > Best regards, > Goetz.