5 files changed, 11 insertions, 11 deletions
diff --git a/src/plugins/fakevim/fakevimhandler.cpp b/src/plugins/fakevim/fakevimhandler.cpp
index f48f0e0987..66ebe44a46 100644
--- a/src/plugins/fakevim/fakevimhandler.cpp
+++ b/src/plugins/fakevim/fakevimhandler.cpp
@@ -7234,8 +7234,8 @@ void FakeVimHandler::Private::invertCase(const Range &range)
         [] (const QString &text) -> QString {
             QString result = text;
             for (int i = 0; i < result.length(); ++i) {
-                QCharRef c = result[i];
-                c = c.isUpper() ? c.toLower() : c.toUpper();
+                const QChar c = result[i];
+                result[i] = c.isUpper() ? c.toLower() : c.toUpper();
             }
             return result;
         });
diff --git a/src/plugins/projectexplorer/editorconfiguration.h b/src/plugins/projectexplorer/editorconfiguration.h
index af9402a77b..59f7c4733d 100644
--- a/src/plugins/projectexplorer/editorconfiguration.h
+++ b/src/plugins/projectexplorer/editorconfiguration.h
@@ -34,9 +34,9 @@
 
 #include <memory>
 
-namespace Core {
-class IEditor;
-}
+QT_BEGIN_NAMESPACE
+class QTextCodec;
+QT_END_NAMESPACE
 
 namespace TextEditor {
 class BaseTextEditor;
diff --git a/src/plugins/projectexplorer/projectexplorer.cpp b/src/plugins/projectexplorer/projectexplorer.cpp
index c873fa8014..3bc5ce49e1 100644
--- a/src/plugins/projectexplorer/projectexplorer.cpp
+++ b/src/plugins/projectexplorer/projectexplorer.cpp
@@ -147,17 +147,17 @@
 #include <utils/stringutils.h>
 #include <utils/utilsicons.h>
 
-#include <QFileInfo>
-#include <QSettings>
-
 #include <QAction>
+#include <QActionGroup>
 #include <QApplication>
 #include <QDir>
 #include <QFileDialog>
+#include <QFileInfo>
 #include <QInputDialog>
 #include <QMenu>
 #include <QMessageBox>
 #include <QPair>
+#include <QSettings>
 #include <QThreadPool>
 #include <QTimer>
 
diff --git a/src/plugins/texteditor/colorpreviewhoverhandler.cpp b/src/plugins/texteditor/colorpreviewhoverhandler.cpp
index ea8b1d0dd4..f23ee0a4bf 100644
--- a/src/plugins/texteditor/colorpreviewhoverhandler.cpp
+++ b/src/plugins/texteditor/colorpreviewhoverhandler.cpp
@@ -222,7 +222,7 @@ static bool extractFuncAndArgs(const QString &s,
     retFuncName = removeWhitespace(s.mid(funcStart, funcEnd - funcStart + 1));
 
     QString argStr = s.mid(openBrace + 1, closeBrace - openBrace - 1);
-    retArgs = argStr.split(QLatin1Char(','), QString::KeepEmptyParts);
+    retArgs = argStr.split(',');
 
     return true;
 }
diff --git a/src/plugins/texteditor/highlightersettingspage.cpp b/src/plugins/texteditor/highlightersettingspage.cpp
index 7180e1dc14..0b2cf4447e 100644
--- a/src/plugins/texteditor/highlightersettingspage.cpp
+++ b/src/plugins/texteditor/highlightersettingspage.cpp
@@ -64,8 +64,8 @@ void HighlighterSettingsPage::HighlighterSettingsPagePrivate::migrateGenericHigh
     QDir userDefinitionPath(m_settings.definitionFilesPath());
     if (userDefinitionPath.mkdir("syntax")) {
         const auto link = Utils::HostOsInfo::isAnyUnixHost()
-                              ? QOverload<const QString &, const QString &>::of(&QFile::link)
-                              : QOverload<const QString &, const QString &>::of(&QFile::copy);
+                              ? static_cast<bool(*)(const QString &, const QString &)>(&QFile::link)
+                              : static_cast<bool(*)(const QString &, const QString &)>(&QFile::copy);
 
         for (const QFileInfo &file : userDefinitionPath.entryInfoList({"*.xml"}, QDir::Files))
             link(file.filePath(), file.absolutePath() + "/syntax/" + file.fileName());