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  1. Qt
  2. QTBUG-63407

segfault on Android when exception thrown in slot even if caught in reimplemented Application::notify()

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    • Android

    Description

      Create an application that throws an exception in slot and reimplement QApplication::notify()

      as suggested in qt\qtbase\src\corelib\kernel\qeventloop.cpp, QEventLoop::exec():

      qWarning("Qt has caught an exception thrown from an event handler. Throwing\n"
                               "exceptions from an event handler is not supported in Qt. You must\n"
                               "reimplement QApplication::notify() and catch all exceptions there.\n");

      Application will crash on Android with Qt > 5.6.1 (bug was introduced in 5.6.2 and is still present in 5.9.1). Other platforms are not affected.

      Attached test project and log.

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            vkurtelius Veli-Pekka Kurtelius
            cacoso Cristian Anita
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              Created:
              Updated: