diff options
Diffstat (limited to 'tests/auto/qsharedpointer')
-rw-r--r-- | tests/auto/qsharedpointer/tst_qsharedpointer.cpp | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/tests/auto/qsharedpointer/tst_qsharedpointer.cpp b/tests/auto/qsharedpointer/tst_qsharedpointer.cpp index 4e23cb1..6b4904f 100644 --- a/tests/auto/qsharedpointer/tst_qsharedpointer.cpp +++ b/tests/auto/qsharedpointer/tst_qsharedpointer.cpp @@ -95,6 +95,8 @@ private slots: void creating(); void creatingQObject(); void mixTrackingPointerCode(); + void reentrancyWhileDestructing(); + void threadStressTest_data(); void threadStressTest(); void map(); @@ -1870,6 +1872,60 @@ void tst_QSharedPointer::invalidConstructs() } } +namespace QTBUG11730 { + struct IB + { + virtual ~IB() {} + }; + + struct IA + { + virtual QSharedPointer<IB> getB() = 0; + }; + + struct B: public IB + { + IA *m_a; + B(IA *a_a) :m_a(a_a) + { } + ~B() + { + QSharedPointer<IB> b = m_a->getB(); + } + }; + + struct A: public IA + { + QSharedPointer<IB> b; + + virtual QSharedPointer<IB> getB() + { + return b; + } + + A() + { + b = QSharedPointer<IB>(new B(this)); + } + + ~A() + { + b.clear(); + } + }; +} + +void tst_QSharedPointer::reentrancyWhileDestructing() +{ + // this bug is about recursing back into QSharedPointer::clear() + // from inside it + // that is, the destructor of the object being deleted recurses + // into the same QSharedPointer object. + // First reported as QTBUG-11730 + QTBUG11730::A obj; +} + + QTEST_MAIN(tst_QSharedPointer) #include "tst_qsharedpointer.moc" |