--- a/src/network/access/qnetworkcookie.cpp	Tue Jul 06 15:10:48 2010 +0300
+++ b/src/network/access/qnetworkcookie.cpp	Wed Aug 18 10:37:55 2010 +0300
@@ -991,6 +991,8 @@
                     }
 
                     QString normalizedDomain = QUrl::fromAce(QUrl::toAce(QString::fromUtf8(rawDomain)));
+                    if (normalizedDomain.isEmpty() && !rawDomain.isEmpty())
+                        return result;
                     cookie.setDomain(maybeLeadingDot + normalizedDomain);
                 } else if (field.first == "max-age") {
                     bool ok = false;