==18267== Memcheck, a memory error detector.
==18267== Copyright (C) 2002-2008, and GNU GPL'd, by Julian Seward et al.
==18267== Using LibVEX rev 1884, a library for dynamic binary translation.
==18267== Copyright (C) 2004-2008, and GNU GPL'd, by OpenWorks LLP.
==18267== Using valgrind-3.4.1, a dynamic binary instrumentation framework.
==18267== Copyright (C) 2000-2008, and GNU GPL'd, by Julian Seward et al.
==18267== For more details, rerun with: -v
==18267== 
==18267== Invalid read of size 4
==18267==    at 0x55F9195: QTextEngine::boundingBox(int, int) const (qtextengine.cpp:1653)
==18267==    by 0x55C9412: QFontMetrics::boundingRect(QString const&) const (qfontmetrics.cpp:664)
==18267==    by 0x580CBE6: QComboBoxPrivate::recomputeSizeHint(QSize&) const (qcombobox.cpp:299)
==18267==    by 0x580D03E: QComboBox::sizeHint() const (qcombobox.cpp:2282)
==18267==    by 0x5358E04: QWidgetPrivate::adjustedSize() const (qwidget.cpp:7735)
==18267==    by 0x53639FC: QWidget::adjustSize() (qwidget.cpp:7799)
==18267==    by 0x536C69C: QWidget::setVisible(bool) (qwidget.cpp:7387)
==18267==    by 0x40588A: QWidget::show() (qwidget.h:485)
==18267==    by 0x536C1E7: QWidgetPrivate::showChildren(bool) (qwidget.cpp:7486)
==18267==    by 0x536BC73: QWidgetPrivate::show_helper() (qwidget.cpp:7123)
==18267==    by 0x536C726: QWidget::setVisible(bool) (qwidget.cpp:7398)
==18267==    by 0x40588A: QWidget::show() (qwidget.h:485)
==18267==  Address 0xb9d5810 is not stack'd, malloc'd or (recently) free'd