I need to migrate our projects to Visual Studio 2015. We still have the Qt 4.4.1 Library. When compiling the folowing errors are given:

Qt Code: 
  1. 1>c:\code\qt\include\qtcore\../../src/corelib/tools/qlist.h(299): warning C4458: declaration of 'd' hides class member
  2. 1>  c:\code\qt\include\qtcore\../../src/corelib/tools/qlist.h(87): note: see declaration of 'QList<T>::d'
  3. 1>  c:\code\qt\include\qtcore\../../src/corelib/tools/qlist.h(305): note: see reference to class template instantiation 'QList<T>' being compiled
  4. 1>c:\code\qt\include\qtcore\../../src/corelib/tools/qvector.h(277): warning C4458: declaration of 'd' hides class member
  5. 1>  c:\code\qt\include\qtcore\../../src/corelib/tools/qvector.h(83): note: see declaration of 'QVector<T>::d'
  6. 1>  c:\code\qt\include\qtcore\../../src/corelib/tools/qvector.h(283): note: see reference to class template instantiation 'QVector<T>' being compiled
  7. 1>c:\code\qt\include\qtgui\../../src/gui/painting/qpolygon.h(59): warning C4458: declaration of 'p' hides class member
  8. 1>  c:\code\qt\include\qtcore\../../src/corelib/tools/qvector.h(83): note: see declaration of 'QVector<QPoint>::p'
  9. 1>c:\code\qt\include\qtcore\../../src/corelib/tools/qmap.h(361): warning C4458: declaration of 'd' hides class member
  10. 1>  c:\code\qt\include\qtcore\../../src/corelib/tools/qmap.h(111): note: see declaration of 'QMap<aKey,aT>::d'
  11. 1>  c:\code\qt\include\qtcore\../../src/corelib/tools/qmap.h(366): note: see reference to class template instantiation 'QMap<aKey,aT>' being compiled
  12. 1>c:\code\qt\include\qtcore\../../src/corelib/tools/qmap.h(364): warning C4458: declaration of 'd' hides class member
  13. 1>  c:\code\qt\include\qtcore\../../src/corelib/tools/qmap.h(111): note: see declaration of 'QMap<aKey,aT>::d'
  14. 1>c:\code\qt\include\qtcore\../../src/corelib/tools/qhash.h(115): warning C4458: declaration of 'nodeSize' hides class member
  15. 1>  c:\code\qt\include\qtcore\../../src/corelib/tools/qhash.h(107): note: see declaration of 'QHashData::nodeSize'
  16. 1>c:\code\qt\include\qtcore\../../src/corelib/tools/qhash.h(458): warning C4458: declaration of 'd' hides class member
  17. 1>  c:\code\qt\include\qtcore\../../src/corelib/tools/qhash.h(238): note: see declaration of 'QHash<Key,T>::d'
  18. 1>  c:\code\qt\include\qtcore\../../src/corelib/tools/qhash.h(464): note: see reference to class template instantiation 'QHash<Key,T>' being compiled
  19. 1>c:\code\qt\include\qtgui\../../src/gui/image/qicon.h(49): warning C4459: declaration of 'engine' hides global declaration
  20. 1>  c:\code\3.0\modes\validregistration\..\\..\\editor\\application.h(340): note: see declaration of 'engine'
  21. 1>c:\code\qt\include\qtgui\../../src/gui/image/qicon.h(50): warning C4459: declaration of 'engine' hides global declaration
  22. 1>  c:\code\3.0\modes\validregistration\..\\..\\editor\\application.h(340): note: see declaration of 'engine'
  23. 1>c:\code\qt\include\qtgui\../../src/gui/widgets/qtabbar.h(100): warning C4458: declaration of 'data' hides class member
  24. 1>  c:\code\qt\include\qtgui\../../src/gui/kernel/qwidget.h(731): note: see declaration of 'QWidget::data'
  25. 1>c:\code\qt\include\qtgui\../../src/gui/itemviews/qtreewidget.h(331): warning C4458: declaration of 'data' hides class member
  26. 1>  c:\code\qt\include\qtgui\../../src/gui/kernel/qwidget.h(731): note: see declaration of 'QWidget::data'
  27. 1>c:\code\qt\include\qtgui\../../src/gui/itemviews/qtreewidget.h(333): warning C4458: declaration of 'data' hides class member
  28. 1>  c:\code\qt\include\qtgui\../../src/gui/kernel/qwidget.h(731): note: see declaration of 'QWidget::data'
  29. 1>c:\code\qt\include\qtgui\../../src/gui/itemviews/qtablewidget.h(308): warning C4458: declaration of 'data' hides class member
  30. 1>  c:\code\qt\include\qtgui\../../src/gui/kernel/qwidget.h(731): note: see declaration of 'QWidget::data'
  31. 1>c:\code\qt\include\qtgui\../../src/gui/itemviews/qtablewidget.h(310): warning C4458: declaration of 'data' hides class member
  32. 1>  c:\code\qt\include\qtgui\../../src/gui/kernel/qwidget.h(731): note: see declaration of 'QWidget::data'
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If I switch the platform toolset to VS 2012 in the project properties it compiles without errors. Is there any way to solve this?

Best regards,
Arthur