diff options
Diffstat (limited to 'src/corelib/tools/qhash.cpp')
-rw-r--r-- | src/corelib/tools/qhash.cpp | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/corelib/tools/qhash.cpp b/src/corelib/tools/qhash.cpp index 7f6feaf8a0..f14fac00b8 100644 --- a/src/corelib/tools/qhash.cpp +++ b/src/corelib/tools/qhash.cpp @@ -1594,6 +1594,11 @@ void QHashData::checkSanity() need to keep iterators over a long period of time, we recommend that you use QMap rather than QHash. + \warning Iterators on implicitly shared containers do not work + exactly like STL-iterators. You should avoid copying a container + while iterators are active on that container. For more information, + read \l{Implicit sharing iterator problem}. + \sa QHash::const_iterator, QMutableHashIterator */ @@ -1791,6 +1796,11 @@ void QHashData::checkSanity() internal data structure. If you need to keep iterators over a long period of time, we recommend that you use QMap rather than QHash. + \warning Iterators on implicitly shared containers do not work + exactly like STL-iterators. You should avoid copying a container + while iterators are active on that container. For more information, + read \l{Implicit sharing iterator problem}. + \sa QHash::iterator, QHashIterator */ |