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  1. Qt
  2. QTBUG-120504

REG: Call on null object in optional chain throws an error

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    • 796dd2ab8 (dev), 072048f98 (6.7)

       

          property QtObject target: null
    Component.onCompleted: {
        target?.destroy()
    }

      qrc:/qt/qml/Truc/Main.qml:11: TypeError: Cannot read property 'destroy' of null

       

      It should not attempt to call destroy and simply return undefined.
      This was introduced by https://codereview.qt-project.org/c/qt/qtdeclarative/+/515973

       

        For Gerrit Dashboard: QTBUG-120504
        # Subject Branch Project Status CR V
        528197,2 qv4codegen: Do not call functions on null objects inside optional chains dev qt/qtdeclarative Status: MERGED +2 0
        528782,2 qv4codegen: Do not call functions on null objects inside optional chains 6.7 qt/qtdeclarative Status: MERGED +2 0

            olivier.decanniere Olivier De Cannière
            olivier.decanniere Olivier De Cannière
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              Resolved:

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