Remove qLowerBound usages from qtbase

Replace them with std::lower_bound; this allows for deprecation of
qLowerBound.

Change-Id: I536e7338eb85ea6c7c1a5bf23121292767927e0b
Reviewed-by: Marc Mutz <marc.mutz@kdab.com>
Reviewed-by: Robin Burchell <robin+qt@viroteck.net>

diff --git a/src/corelib/animation/qvariantanimation.cpp b/src/corelib/animation/qvariantanimation.cpp
index d776c04..8ef6c23 100644 (file)
--- a/src/corelib/animation/qvariantanimation.cpp
+++ b/src/corelib/animation/qvariantanimation.cpp
@@ -46,6 +46,8 @@
 #include <QtCore/qline.h>
 #include <QtCore/qmutex.h>
 
+#include <algorithm>
+
 #ifndef QT_NO_ANIMATION
 
 QT_BEGIN_NAMESPACE
@@ -243,10 +245,10 @@ void QVariantAnimationPrivate::recalculateCurrentInterval(bool force/*=false*/)
     if (force || (currentInterval.start.first > 0 && progress < currentInterval.start.first)
         || (currentInterval.end.first < 1 && progress > currentInterval.end.first)) {
         //let's update currentInterval
-        QVariantAnimation::KeyValues::const_iterator it = qLowerBound(keyValues.constBegin(),
-                                                                      keyValues.constEnd(),
-                                                                      qMakePair(progress, QVariant()),
-                                                                      animationValueLessThan);
+        QVariantAnimation::KeyValues::const_iterator it = std::lower_bound(keyValues.constBegin(),
+                                                                           keyValues.constEnd(),
+                                                                           qMakePair(progress, QVariant()),
+                                                                           animationValueLessThan);
         if (it == keyValues.constBegin()) {
             //the item pointed to by it is the start element in the range    
             if (it->first == 0 && keyValues.count() > 1) {
@@ -321,7 +323,7 @@ void QVariantAnimationPrivate::setValueAt(qreal step, const QVariant &value)
 
     QVariantAnimation::KeyValue pair(step, value);
 
-    QVariantAnimation::KeyValues::iterator result = qLowerBound(keyValues.begin(), keyValues.end(), pair, animationValueLessThan);
+    QVariantAnimation::KeyValues::iterator result = std::lower_bound(keyValues.begin(), keyValues.end(), pair, animationValueLessThan);
     if (result == keyValues.end() || result->first != step) {
         keyValues.insert(result, pair);
     } else {

diff --git a/src/corelib/tools/qmap.cpp b/src/corelib/tools/qmap.cpp
index 60cfae4..1c0b905 100644 (file)
--- a/src/corelib/tools/qmap.cpp
+++ b/src/corelib/tools/qmap.cpp
@@ -916,7 +916,7 @@ void QMapDataBase::freeData(QMapDataBase *d)
 
     \snippet code/src_corelib_tools_qmap.cpp 16
 
-    \sa qLowerBound(), upperBound(), find()
+    \sa upperBound(), find()
 */
 
 /*! \fn QMap::const_iterator QMap::lowerBound(const Key &key) const

diff --git a/src/dbus/qdbusabstractadaptor.cpp b/src/dbus/qdbusabstractadaptor.cpp
index 0d0c09a..ce0cc49 100644 (file)
--- a/src/dbus/qdbusabstractadaptor.cpp
+++ b/src/dbus/qdbusabstractadaptor.cpp
@@ -53,6 +53,8 @@
 #include "qdbusabstractadaptor_p.h"
 #include "qdbusmetatype_p.h"
 
+#include <algorithm>
+
 #ifndef QT_NO_DBUS
 
 QT_BEGIN_NAMESPACE
@@ -222,8 +224,8 @@ void QDBusAdaptorConnector::addAdaptor(QDBusAbstractAdaptor *adaptor)
         if (*mci.value()) {
             // find out if this interface exists first
             const char *interface = mci.value();
-            AdaptorMap::Iterator it = qLowerBound(adaptors.begin(), adaptors.end(),
-                                                  QByteArray(interface));
+            AdaptorMap::Iterator it = std::lower_bound(adaptors.begin(), adaptors.end(),
+                                                       QByteArray(interface));
             if (it != adaptors.end() && qstrcmp(interface, it->interface) == 0) {
                 // exists. Replace it (though it's probably the same)
                 if (it->adaptor != adaptor) {

diff --git a/src/dbus/qdbusconnection.cpp b/src/dbus/qdbusconnection.cpp
index 8afe714..cd867c2 100644 (file)
--- a/src/dbus/qdbusconnection.cpp
+++ b/src/dbus/qdbusconnection.cpp
@@ -56,6 +56,8 @@
 
 #include "qdbusthreaddebug_p.h"
 
+#include <algorithm>
+
 #ifndef QT_NO_DBUS
 
 QT_BEGIN_NAMESPACE
@@ -829,7 +831,7 @@ bool QDBusConnection::registerObject(const QString &path, QObject *object, Regis
 
         // find the position where we'd insert the node
         QDBusConnectionPrivate::ObjectTreeNode::DataList::Iterator it =
-            qLowerBound(node->children.begin(), node->children.end(), pathComponents.at(i));
+            std::lower_bound(node->children.begin(), node->children.end(), pathComponents.at(i));
         if (it != node->children.end() && it->name == pathComponents.at(i)) {
             // match: this node exists
             node = it;
@@ -902,7 +904,7 @@ void QDBusConnection::unregisterObject(const QString &path, UnregisterMode mode)
         }
 
         QDBusConnectionPrivate::ObjectTreeNode::DataList::Iterator it =
-            qLowerBound(node->children.begin(), node->children.end(), pathComponents.at(i));
+            std::lower_bound(node->children.begin(), node->children.end(), pathComponents.at(i));
         if (it == node->children.end() || it->name != pathComponents.at(i))
             break;              // node not found
 
@@ -938,7 +940,7 @@ QObject *QDBusConnection::objectRegisteredAt(const QString &path) const
             return node->obj;
 
         QDBusConnectionPrivate::ObjectTreeNode::DataList::ConstIterator it =
-            qLowerBound(node->children.constBegin(), node->children.constEnd(), pathComponents.at(i));
+            std::lower_bound(node->children.constBegin(), node->children.constEnd(), pathComponents.at(i));
         if (it == node->children.constEnd() || it->name != pathComponents.at(i))
             break;              // node not found
 

diff --git a/src/dbus/qdbusintegrator.cpp b/src/dbus/qdbusintegrator.cpp
index 18a25b0..4ed1cbb 100644 (file)
--- a/src/dbus/qdbusintegrator.cpp
+++ b/src/dbus/qdbusintegrator.cpp
@@ -66,6 +66,8 @@
 
 #include "qdbusthreaddebug_p.h"
 
+#include <algorithm>
+
 #ifndef QT_NO_DBUS
 
 QT_BEGIN_NAMESPACE
@@ -459,7 +461,7 @@ static bool findObject(const QDBusConnectionPrivate::ObjectTreeNode *root,
         QStringRef pathComponent(&fullpath, start, end - start);
 
         QDBusConnectionPrivate::ObjectTreeNode::DataList::ConstIterator it =
-            qLowerBound(node->children.constBegin(), node->children.constEnd(), pathComponent);
+            std::lower_bound(node->children.constBegin(), node->children.constEnd(), pathComponent);
         if (it != node->children.constEnd() && it->name == pathComponent)
             // match
             node = it;
@@ -1419,8 +1421,8 @@ void QDBusConnectionPrivate::activateObject(ObjectTreeNode &node, const QDBusMes
         } else {
             // check if we have an interface matching the name that was asked:
             QDBusAdaptorConnector::AdaptorMap::ConstIterator it;
-            it = qLowerBound(connector->adaptors.constBegin(), connector->adaptors.constEnd(),
-                             msg.interface());
+            it = std::lower_bound(connector->adaptors.constBegin(), connector->adaptors.constEnd(),
+                                  msg.interface());
             if (it != connector->adaptors.constEnd() && msg.interface() == QLatin1String(it->interface)) {
                 if (!activateCall(it->adaptor, newflags, msg))
                     sendError(msg, QDBusError::UnknownMethod);

diff --git a/src/dbus/qdbusinternalfilters.cpp b/src/dbus/qdbusinternalfilters.cpp
index 44481ac..6b38218 100644 (file)
--- a/src/dbus/qdbusinternalfilters.cpp
+++ b/src/dbus/qdbusinternalfilters.cpp
@@ -58,6 +58,8 @@
 #include "qdbusutil_p.h"
 #include "qdbusvirtualobject.h"
 
+#include <algorithm>
+
 #ifndef QT_NO_DBUS
 
 QT_BEGIN_NAMESPACE
@@ -245,8 +247,8 @@ QDBusMessage qDBusPropertyGet(const QDBusConnectionPrivate::ObjectTreeNode &node
             }
         } else {
             QDBusAdaptorConnector::AdaptorMap::ConstIterator it;
-            it = qLowerBound(connector->adaptors.constBegin(), connector->adaptors.constEnd(),
-                             interface_name);
+            it = std::lower_bound(connector->adaptors.constBegin(), connector->adaptors.constEnd(),
+                                  interface_name);
             if (it != connector->adaptors.constEnd() && interface_name == QLatin1String(it->interface)) {
                 interfaceFound = true;
                 value = it->adaptor->property(property_name);
@@ -398,8 +400,8 @@ QDBusMessage qDBusPropertySet(const QDBusConnectionPrivate::ObjectTreeNode &node
             }
         } else {
             QDBusAdaptorConnector::AdaptorMap::ConstIterator it;
-            it = qLowerBound(connector->adaptors.constBegin(), connector->adaptors.constEnd(),
-                             interface_name);
+            it = std::lower_bound(connector->adaptors.constBegin(), connector->adaptors.constEnd(),
+                                  interface_name);
             if (it != connector->adaptors.end() && interface_name == QLatin1String(it->interface)) {
                 return propertyWriteReply(msg, interface_name, property_name,
                                           writeProperty(it->adaptor, property_name, value));
@@ -496,8 +498,8 @@ QDBusMessage qDBusPropertyGetAll(const QDBusConnectionPrivate::ObjectTreeNode &n
         } else {
             // find the class that implements interface_name
             QDBusAdaptorConnector::AdaptorMap::ConstIterator it;
-            it = qLowerBound(connector->adaptors.constBegin(), connector->adaptors.constEnd(),
-                             interface_name);
+            it = std::lower_bound(connector->adaptors.constBegin(), connector->adaptors.constEnd(),
+                                  interface_name);
             if (it != connector->adaptors.constEnd() && interface_name == QLatin1String(it->interface)) {
                 interfaceFound = true;
                 result = readAllProperties(it->adaptor, QDBusConnection::ExportAllProperties);

diff --git a/src/gui/kernel/qshortcutmap.cpp b/src/gui/kernel/qshortcutmap.cpp
index 04a16c5..f626d17 100644 (file)
--- a/src/gui/kernel/qshortcutmap.cpp
+++ b/src/gui/kernel/qshortcutmap.cpp
@@ -48,6 +48,8 @@
 #include "qcoreapplication.h"
 #include <private/qkeymapper_p.h>
 
+#include <algorithm>
+
 #ifndef QT_NO_SHORTCUT
 
 QT_BEGIN_NAMESPACE
@@ -419,7 +421,7 @@ bool QShortcutMap::hasShortcutForKeySequence(const QKeySequence &seq) const
     Q_D(const QShortcutMap);
     QShortcutEntry entry(seq); // needed for searching
     QList<QShortcutEntry>::ConstIterator itEnd = d->sequences.constEnd();
-    QList<QShortcutEntry>::ConstIterator it = qLowerBound(d->sequences.constBegin(), itEnd, entry);
+    QList<QShortcutEntry>::ConstIterator it = std::lower_bound(d->sequences.constBegin(), itEnd, entry);
 
     for (;it != itEnd; ++it) {
         if (matches(entry.keyseq, (*it).keyseq) == QKeySequence::ExactMatch && (*it).correctContext() && (*it).enabled) {
@@ -467,7 +469,7 @@ QKeySequence::SequenceMatch QShortcutMap::find(QKeyEvent *e)
         QShortcutEntry entry(d->newEntries.at(i)); // needed for searching
         QList<QShortcutEntry>::ConstIterator itEnd = d->sequences.constEnd();
         QList<QShortcutEntry>::ConstIterator it =
-             qLowerBound(d->sequences.constBegin(), itEnd, entry);
+             std::lower_bound(d->sequences.constBegin(), itEnd, entry);
 
         int oneKSResult = QKeySequence::NoMatch;
         int tempRes = QKeySequence::NoMatch;

diff --git a/src/gui/text/qtextdocumentlayout.cpp b/src/gui/text/qtextdocumentlayout.cpp
index 2aedfe9..4affbed 100644 (file)
--- a/src/gui/text/qtextdocumentlayout.cpp
+++ b/src/gui/text/qtextdocumentlayout.cpp
@@ -61,6 +61,8 @@
 #include <qbasictimer.h>
 #include "private/qfunctions_p.h"
 
+#include <algorithm>
+
 // #define LAYOUT_DEBUG
 
 #ifdef LAYOUT_DEBUG
@@ -534,7 +536,7 @@ QTextFrame::Iterator QTextDocumentLayoutPrivate::frameIteratorForYPosition(QFixe
         || y < 0 || y > data(rootFrame)->size.height)
         return rootFrame->begin();
 
-    QVector<QCheckPoint>::ConstIterator checkPoint = qLowerBound(checkPoints.begin(), checkPoints.end(), y);
+    QVector<QCheckPoint>::ConstIterator checkPoint = std::lower_bound(checkPoints.begin(), checkPoints.end(), y);
     if (checkPoint == checkPoints.end())
         return rootFrame->begin();
 
@@ -706,14 +708,14 @@ QTextDocumentLayoutPrivate::hitTest(QTextTable *table, const QFixedPoint &point,
 {
     QTextTableData *td = static_cast<QTextTableData *>(data(table));
 
-    QVector<QFixed>::ConstIterator rowIt = qLowerBound(td->rowPositions.constBegin(), td->rowPositions.constEnd(), point.y);
+    QVector<QFixed>::ConstIterator rowIt = std::lower_bound(td->rowPositions.constBegin(), td->rowPositions.constEnd(), point.y);
     if (rowIt == td->rowPositions.constEnd()) {
         rowIt = td->rowPositions.constEnd() - 1;
     } else if (rowIt != td->rowPositions.constBegin()) {
         --rowIt;
     }
 
-    QVector<QFixed>::ConstIterator colIt = qLowerBound(td->columnPositions.constBegin(), td->columnPositions.constEnd(), point.x);
+    QVector<QFixed>::ConstIterator colIt = std::lower_bound(td->columnPositions.constBegin(), td->columnPositions.constEnd(), point.x);
     if (colIt == td->columnPositions.constEnd()) {
         colIt = td->columnPositions.constEnd() - 1;
     } else if (colIt != td->columnPositions.constBegin()) {
@@ -1014,7 +1016,7 @@ void QTextDocumentLayoutPrivate::drawFrame(const QPointF &offset, QPainter *pain
         int lastRow = rows;
 
         if (context.clip.isValid()) {
-            QVector<QFixed>::ConstIterator rowIt = qLowerBound(td->rowPositions.constBegin(), td->rowPositions.constEnd(), QFixed::fromReal(context.clip.top() - off.y()));
+            QVector<QFixed>::ConstIterator rowIt = std::lower_bound(td->rowPositions.constBegin(), td->rowPositions.constEnd(), QFixed::fromReal(context.clip.top() - off.y()));
             if (rowIt != td->rowPositions.constEnd() && rowIt != td->rowPositions.constBegin()) {
                 --rowIt;
                 firstRow = rowIt - td->rowPositions.constBegin();
@@ -1177,7 +1179,7 @@ void QTextDocumentLayoutPrivate::drawFlow(const QPointF &offset, QPainter *paint
 
     QVector<QCheckPoint>::ConstIterator lastVisibleCheckPoint = checkPoints.end();
     if (inRootFrame && context.clip.isValid()) {
-        lastVisibleCheckPoint = qLowerBound(checkPoints.begin(), checkPoints.end(), QFixed::fromReal(context.clip.bottom()));
+        lastVisibleCheckPoint = std::lower_bound(checkPoints.begin(), checkPoints.end(), QFixed::fromReal(context.clip.bottom()));
     }
 
     QTextBlock previousBlock;
@@ -2190,7 +2192,7 @@ void QTextDocumentLayoutPrivate::layoutFlow(QTextFrame::Iterator it, QTextLayout
         bool redoCheckPoints = layoutStruct->fullLayout || checkPoints.isEmpty();
 
         if (!redoCheckPoints) {
-            QVector<QCheckPoint>::Iterator checkPoint = qLowerBound(checkPoints.begin(), checkPoints.end(), layoutFrom);
+            QVector<QCheckPoint>::Iterator checkPoint = std::lower_bound(checkPoints.begin(), checkPoints.end(), layoutFrom);
             if (checkPoint != checkPoints.end()) {
                 if (checkPoint != checkPoints.begin())
                     --checkPoint;

diff --git a/src/gui/text/qtextobject.cpp b/src/gui/text/qtextobject.cpp
index 37cefc0..0399d03 100644 (file)
--- a/src/gui/text/qtextobject.cpp
+++ b/src/gui/text/qtextobject.cpp
@@ -50,6 +50,8 @@
 #include "qtextengine_p.h"
 #include "qdebug.h"
 
+#include <algorithm>
+
 QT_BEGIN_NAMESPACE
 
 // ### DOC: We ought to explain the CONCEPT of objectIndexes if
@@ -253,7 +255,7 @@ QTextBlockGroup::~QTextBlockGroup()
 void QTextBlockGroup::blockInserted(const QTextBlock &block)
 {
     Q_D(QTextBlockGroup);
-    QTextBlockGroupPrivate::BlockList::Iterator it = qLowerBound(d->blocks.begin(), d->blocks.end(), block);
+    QTextBlockGroupPrivate::BlockList::Iterator it = std::lower_bound(d->blocks.begin(), d->blocks.end(), block);
     d->blocks.insert(it, block);
     d->markBlocksDirty();
 }

diff --git a/src/gui/text/qtexttable.cpp b/src/gui/text/qtexttable.cpp
index 983578a..736b6fc 100644 (file)
--- a/src/gui/text/qtexttable.cpp
+++ b/src/gui/text/qtexttable.cpp
@@ -47,6 +47,7 @@
 #include "qvarlengtharray.h"
 #include "private/qfunctions_p.h"
 
+#include <algorithm>
 #include <stdlib.h>
 
 QT_BEGIN_NAMESPACE
@@ -407,7 +408,7 @@ void QTextTablePrivate::fragmentAdded(QChar type, uint fragment)
         Q_ASSERT(cells.indexOf(fragment) == -1);
         const uint pos = pieceTable->fragmentMap().position(fragment);
         QFragmentFindHelper helper(pos, pieceTable->fragmentMap());
-        QList<int>::Iterator it = qLowerBound(cells.begin(), cells.end(), helper);
+        QList<int>::Iterator it = std::lower_bound(cells.begin(), cells.end(), helper);
         cells.insert(it, fragment);
         if (!fragment_start || pos < pieceTable->fragmentMap().position(fragment_start))
             fragment_start = fragment;
@@ -617,7 +618,7 @@ QTextTableCell QTextTable::cellAt(int position) const
         return QTextTableCell();
 
     QFragmentFindHelper helper(position, map);
-    QList<int>::ConstIterator it = qLowerBound(d->cells.begin(), d->cells.end(), helper);
+    QList<int>::ConstIterator it = std::lower_bound(d->cells.begin(), d->cells.end(), helper);
     if (it != d->cells.begin())
         --it;
 

diff --git a/src/network/access/qnetworkaccessauthenticationmanager.cpp b/src/network/access/qnetworkaccessauthenticationmanager.cpp
index 77f3b37..724ab11 100644 (file)
--- a/src/network/access/qnetworkaccessauthenticationmanager.cpp
+++ b/src/network/access/qnetworkaccessauthenticationmanager.cpp
@@ -49,6 +49,8 @@
 #include "QtCore/QMutexLocker"
 #include "QtNetwork/qauthenticator.h"
 
+#include <algorithm>
+
 QT_BEGIN_NAMESPACE
 
 
@@ -67,7 +69,7 @@ public:
 
     QNetworkAuthenticationCredential *findClosestMatch(const QString &domain)
     {
-        iterator it = qLowerBound(begin(), end(), domain);
+        iterator it = std::lower_bound(begin(), end(), domain);
         if (it == end() && !isEmpty())
             --it;
         if (it == end() || !domain.startsWith(it->domain))

diff --git a/src/widgets/itemviews/qlistwidget.cpp b/src/widgets/itemviews/qlistwidget.cpp
index 39889a6..7e882b3 100644 (file)
--- a/src/widgets/itemviews/qlistwidget.cpp
+++ b/src/widgets/itemviews/qlistwidget.cpp
@@ -47,6 +47,8 @@
 #include <private/qwidgetitemdata_p.h>
 #include <private/qlistwidget_p.h>
 
+#include <algorithm>
+
 QT_BEGIN_NAMESPACE
 
 // workaround for VC++ 6.0 linker bug (?)
@@ -401,8 +403,8 @@ QList<QListWidgetItem*>::iterator QListModel::sortedInsertionIterator(
     Qt::SortOrder order, QListWidgetItem *item)
 {
     if (order == Qt::AscendingOrder)
-        return qLowerBound(begin, end, item, QListModelLessThan());
-    return qLowerBound(begin, end, item, QListModelGreaterThan());
+        return std::lower_bound(begin, end, item, QListModelLessThan());
+    return std::lower_bound(begin, end, item, QListModelGreaterThan());
 }
 
 void QListModel::itemChanged(QListWidgetItem *item)

diff --git a/src/widgets/itemviews/qtablewidget.cpp b/src/widgets/itemviews/qtablewidget.cpp
index c36ec3d..7b58b00 100644 (file)
--- a/src/widgets/itemviews/qtablewidget.cpp
+++ b/src/widgets/itemviews/qtablewidget.cpp
@@ -46,6 +46,8 @@
 #include <qpainter.h>
 #include <private/qtablewidget_p.h>
 
+#include <algorithm>
+
 QT_BEGIN_NAMESPACE
 
 QTableModel::QTableModel(int rows, int columns, QTableWidget *parent)
@@ -671,8 +673,8 @@ QVector<QTableWidgetItem*>::iterator QTableModel::sortedInsertionIterator(
     Qt::SortOrder order, QTableWidgetItem *item)
 {
     if (order == Qt::AscendingOrder)
-        return qLowerBound(begin, end, item, QTableModelLessThan());
-    return qLowerBound(begin, end, item, QTableModelGreaterThan());
+        return std::lower_bound(begin, end, item, QTableModelLessThan());
+    return std::lower_bound(begin, end, item, QTableModelGreaterThan());
 }
 
 bool QTableModel::itemLessThan(const QPair<QTableWidgetItem*,int> &left,

diff --git a/src/widgets/itemviews/qtreewidget.cpp b/src/widgets/itemviews/qtreewidget.cpp
index aa614e8..d616912 100644 (file)
--- a/src/widgets/itemviews/qtreewidget.cpp
+++ b/src/widgets/itemviews/qtreewidget.cpp
@@ -51,6 +51,8 @@
 #include <private/qwidgetitemdata_p.h>
 #include <private/qtreewidgetitemiterator_p.h>
 
+#include <algorithm>
+
 QT_BEGIN_NAMESPACE
 
 // workaround for VC++ 6.0 linker bug (?)
@@ -709,8 +711,8 @@ QList<QTreeWidgetItem*>::iterator QTreeModel::sortedInsertionIterator(
     Qt::SortOrder order, QTreeWidgetItem *item)
 {
     if (order == Qt::AscendingOrder)
-        return qLowerBound(begin, end, item, QTreeModelLessThan());
-    return qLowerBound(begin, end, item, QTreeModelGreaterThan());
+        return std::lower_bound(begin, end, item, QTreeModelLessThan());
+    return std::lower_bound(begin, end, item, QTreeModelGreaterThan());
 }
 
 QStringList QTreeModel::mimeTypes() const

diff --git a/src/widgets/widgets/qwidgettextcontrol.cpp b/src/widgets/widgets/qwidgettextcontrol.cpp
index 7b887c0..c60aa4b 100644 (file)
--- a/src/widgets/widgets/qwidgettextcontrol.cpp
+++ b/src/widgets/widgets/qwidgettextcontrol.cpp
@@ -94,6 +94,8 @@
 #define ACCEL_KEY(k) QString()
 #endif
 
+#include <algorithm>
+
 QT_BEGIN_NAMESPACE
 
 // could go into QTextCursor...
@@ -1422,8 +1424,8 @@ static QRectF boundingRectOfFloatsInSelection(const QTextCursor &cursor)
     QTextFrame *frame = cursor.currentFrame();
     const QList<QTextFrame *> children = frame->childFrames();
 
-    const QList<QTextFrame *>::ConstIterator firstFrame = qLowerBound(children.constBegin(), children.constEnd(),
-                                                                      cursor.selectionStart(), firstFramePosLessThanCursorPos);
+    const QList<QTextFrame *>::ConstIterator firstFrame = std::lower_bound(children.constBegin(), children.constEnd(),
+                                                                           cursor.selectionStart(), firstFramePosLessThanCursorPos);
     const QList<QTextFrame *>::ConstIterator lastFrame = qUpperBound(children.constBegin(), children.constEnd(),
                                                                      cursor.selectionEnd(), cursorPosLessThanLastFramePos);
     for (QList<QTextFrame *>::ConstIterator it = firstFrame; it != lastFrame; ++it) {