diff options
| -rw-r--r-- | src/corelib/tools/qvector.h | 2 | ||||
| -rw-r--r-- | tests/auto/corelib/tools/qvector/tst_qvector.cpp | 11 |
2 files changed, 12 insertions, 1 deletions
diff --git a/src/corelib/tools/qvector.h b/src/corelib/tools/qvector.h index 988d5a9e1b..57cf6e51ce 100644 --- a/src/corelib/tools/qvector.h +++ b/src/corelib/tools/qvector.h @@ -416,7 +416,7 @@ template <typename T> void QVector<T>::resize(int asize) { if (asize == d->size) - return; + return detach(); if (asize > int(d->alloc) || !isDetached()) { // there is not enough space QArrayData::AllocationOptions opt = asize > int(d->alloc) ? QArrayData::Grow : QArrayData::Default; realloc(qMax(int(d->alloc), asize), opt); diff --git a/tests/auto/corelib/tools/qvector/tst_qvector.cpp b/tests/auto/corelib/tools/qvector/tst_qvector.cpp index a7faeb5ca5..383318979d 100644 --- a/tests/auto/corelib/tools/qvector/tst_qvector.cpp +++ b/tests/auto/corelib/tools/qvector/tst_qvector.cpp @@ -250,6 +250,7 @@ private slots: void fillInt() const; void fillMovable() const; void fillCustom() const; + void fillDetaches() const; void first() const; void fromListInt() const; void fromListMovable() const; @@ -1272,6 +1273,16 @@ void tst_QVector::fillCustom() const QCOMPARE(instancesCount, Custom::counter.loadAcquire()); } +void tst_QVector::fillDetaches() const +{ + QVector<int> test = { 1, 2, 3 }; + QVector<int> copy = test; + copy.fill(42); + + QCOMPARE(test, QVector<int>({1, 2, 3})); + QCOMPARE(copy, QVector<int>({42, 42, 42})); +} + void tst_QVector::first() const { QVector<int> myvec; |