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#include <QtCore/QString>
#include <QtCore/QObject>
void another_global();
void test()
{
QObject *o1;
QObject *o2;
QObject::connect(o1, &QObject::destroyed,
[=] { o2->deleteLater(); }); // Warn
QObject::connect(o1, &QObject::destroyed, o2,
[=] { o2->deleteLater(); }); // OK
QObject::connect(o1, &QObject::destroyed,
[=] { o1->deleteLater(); }); // OK
QObject::connect(o1, &QObject::destroyed,
[=] { int a; a = 1; }); // OK
}
class MyObject : public QObject
{
public:
void foo();
void test()
{
MyObject *o2;
connect(o2, &QObject::destroyed, [this] { // Warn
foo();
});
connect(this, &QObject::destroyed, [this] { // OK
foo();
});
connect(this, &QObject::destroyed, [o2] { // Warn
o2->foo();
});
connect(m_member, &QObject::destroyed, [this] { // Warn (this is dereferenced)
m_member->deleteLater();
});
connect(m_member, &QObject::destroyed, [this] { // Warn
test();
});
connect(m_member, &QObject::destroyed, [this] { // OK
::test();
});
connect(m_member, &QObject::destroyed, [] { // OK
another_global();
});
MyObject *other;
connect(other->m_member, &QObject::destroyed, [other] { // Warn (other might be deleted before)
other->m_member->deleteLater();
});
connect(other->m_member, &QObject::destroyed, [other] { // Warn
other->m_member2->deleteLater();
});
MyObject *other2;
connect(other->m_member, &QObject::destroyed, [other, other2] { // Warn
other2->m_member->deleteLater();
});
}
QObject *m_member;
QObject *m_member2;
};
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