diff options
| -rw-r--r-- | src/corelib/tools/qstringlist.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/corelib/tools/qstringlist.cpp b/src/corelib/tools/qstringlist.cpp index 0d37b6ea58..cd14bb8b78 100644 --- a/src/corelib/tools/qstringlist.cpp +++ b/src/corelib/tools/qstringlist.cpp @@ -751,11 +751,13 @@ int QtPrivate::QStringList_removeDuplicates(QStringList *that) int j = 0; QSet<QString> seen; seen.reserve(n); + int setSize = 0; for (int i = 0; i < n; ++i) { const QString &s = that->at(i); - if (seen.contains(s)) - continue; seen.insert(s); + if (setSize == seen.size()) // unchanged size => was already seen + continue; + ++setSize; if (j != i) that->swap(i, j); ++j; |