crashtesting: crash on loading ooo126177-3.ods

since...

commit 5be06378
Date:   Mon Jun 25 16:46:32 2018 +0200

    loplugin:useuniqueptr in ScSheetEvents

Change-Id: Ia20f6c8dfc1fcde49e35c07415f336f49ef79a28
Reviewed-on: https://gerrit.libreoffice.org/58037Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
Tested-by: Jenkins
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>

sc/source/core/data/sheetevents.cxx

@@ -89,7 +89,7 @@ ScSheetEvents& ScSheetEvents::operator=(const ScSheetEvents& rOther)
     {
         mpScriptNames.reset( new boost::optional<OUString>[COUNT] );
         for (sal_Int32 nEvent=0; nEvent<COUNT; ++nEvent)
-            mpScriptNames[nEvent] = *rOther.mpScriptNames[nEvent];
+            mpScriptNames[nEvent] = rOther.mpScriptNames[nEvent];
     }
     return *this;
 }