qt@gentoo.org Gentoo Qt Project Add support for exceptions - like catching them inside the event loop (recommended by upstream) Use GLES 2.0 or later instead of full OpenGL Build the LocalStorage import for QtQuick (requires QtSql) Enable the Qt3Support libraries for Qt4. Note that this does not mean you can compile pure Qt3 programs with Qt4. Build the WebView QML component Enable QtWidgets support Build the XmlListModel import for QtQuick (requires QtXmlPatterns) https://bugreports.qt.io/ http://doc.qt.io/ Must only be used by packages that are known to use private parts of the Qt API.