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#include <QtCore/QObject>
void globalFunc();
void test()
{
QObject *o;
o->connect(o, &QObject::destroyed, o, []{}, Qt::UniqueConnection); // Warn
o->connect(o, &QObject::destroyed, o, []{}, Qt::ConnectionType(Qt::UniqueConnection | Qt::DirectConnection)); // Warn
o->connect(o, &QObject::destroyed, o, []{}); // OK
o->connect(o, &QObject::destroyed, o, globalFunc); // OK
QObject::connect(o, &QObject::destroyed, o, []{}, Qt::UniqueConnection); // Warn
o->connect(o, &QObject::destroyed, o, globalFunc, Qt::UniqueConnection); // Warn
o->connect(o, &QObject::destroyed, o, &QObject::deleteLater, Qt::UniqueConnection); // OK
o->connect(o, QOverload<QObject*>::of(&QObject::destroyed), o, &QObject::deleteLater, Qt::UniqueConnection); // OK
o->connect(o, &QObject::destroyed, o, QOverload<>::of(&QObject::deleteLater), Qt::UniqueConnection); // OK
}
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