Merge remote-tracking branch 'origin/5.11' into 5.12

Conflicts:
	src/platformsupport/fontdatabases/mac/qfontengine_coretext.mm

Change-Id: I66a08c770767a93cd26535689e3e7806486aab06

src/corelib/global/qconfig-bootstrapped.h

@@ -127,11 +127,13 @@
 #define QT_FEATURE_commandlineparser -1
 #define QT_NO_COMPRESS
 #define QT_JSON_READONLY
+#define QT_FEATURE_settings 1
 #define QT_NO_STANDARDPATHS
 #define QT_FEATURE_textcodec -1
 #else
 #define QT_FEATURE_codecs -1
 #define QT_FEATURE_commandlineparser 1
+#define QT_FEATURE_settings -1
 #define QT_FEATURE_textcodec 1
 #endif
 

src/corelib/global/qlibraryinfo.cpp

@@ -41,7 +41,9 @@
 #include "qdir.h"
 #include "qstringlist.h"
 #include "qfile.h"
+#if QT_CONFIG(settings)
 #include "qsettings.h"
+#endif
 #include "qlibraryinfo.h"
 #include "qscopedpointer.h"
 
@@ -67,7 +69,7 @@ QT_BEGIN_NAMESPACE
 
 extern void qDumpCPUFeatures(); // in qsimd.cpp
 
-#ifndef QT_NO_SETTINGS
+#if QT_CONFIG(settings)
 
 struct QLibrarySettings
 {
@@ -204,7 +206,7 @@ QSettings *QLibraryInfoPrivate::findConfiguration()
     return 0;     //no luck
 }
 
-#endif // QT_NO_SETTINGS
+#endif // settings
 
 /*!
     \class QLibraryInfo
@@ -464,7 +466,7 @@ QLibraryInfo::rawLocation(LibraryLocation loc, PathGroup group)
 #endif // QT_BUILD_QMAKE, started inside location !
     QString ret;
     bool fromConf = false;
-#ifndef QT_NO_SETTINGS
+#if QT_CONFIG(settings)
 #ifdef QT_BUILD_QMAKE
     // Logic for choosing the right data source: if EffectivePaths are requested
     // and qt.conf with that section is present, use it, otherwise fall back to
@@ -547,7 +549,7 @@ QLibraryInfo::rawLocation(LibraryLocation loc, PathGroup group)
             ret = QDir::fromNativeSeparators(ret);
         }
     }
-#endif // QT_NO_SETTINGS
+#endif // settings
 
 #ifndef QT_BUILD_QMAKE_BOOTSTRAP
     if (!fromConf) {
@@ -646,7 +648,7 @@ QLibraryInfo::rawLocation(LibraryLocation loc, PathGroup group)
 
 QStringList QLibraryInfo::platformPluginArguments(const QString &platformName)
 {
-#if !defined(QT_BUILD_QMAKE) && !defined(QT_NO_SETTINGS)
+#if !defined(QT_BUILD_QMAKE) && QT_CONFIG(settings)
     QScopedPointer<const QSettings> settings(QLibraryInfoPrivate::findConfiguration());
     if (!settings.isNull()) {
         const QString key = QLatin1String(platformsSection)
@@ -657,7 +659,7 @@ QStringList QLibraryInfo::platformPluginArguments(const QString &platformName)
     }
 #else
     Q_UNUSED(platformName);
-#endif // !QT_BUILD_QMAKE && !QT_NO_SETTINGS
+#endif // !QT_BUILD_QMAKE && settings
     return QStringList();
 }
 

src/corelib/io/io.pri

@@ -34,8 +34,6 @@ HEADERS +=  \
         io/qurlquery.h \
         io/qurltlds_p.h \
         io/qtldurl_p.h \
-        io/qsettings.h \
-        io/qsettings_p.h \
         io/qfsfileengine_p.h \
         io/qfsfileengine_iterator_p.h \
         io/qfilesystementry_p.h \
@@ -73,7 +71,6 @@ SOURCES += \
         io/qurlidna.cpp \
         io/qurlquery.cpp \
         io/qurlrecode.cpp \
-        io/qsettings.cpp \
         io/qfsfileengine.cpp \
         io/qfsfileengine_iterator.cpp \
         io/qfilesystementry.cpp \
@@ -121,6 +118,24 @@ qtConfig(processenvironment) {
         SOURCES += io/qprocess_unix.cpp
 }
 
+qtConfig(settings) {
+    SOURCES += \
+        io/qsettings.cpp
+    HEADERS += \
+        io/qsettings.h \
+        io/qsettings_p.h
+
+    win32 {
+        !winrt {
+            SOURCES += io/qsettings_win.cpp
+        } else {
+            SOURCES += io/qsettings_winrt.cpp
+        }
+    } else: darwin:!nacl {
+        SOURCES += io/qsettings_mac.cpp
+    }
+}
+
 win32 {
         SOURCES += io/qfsfileengine_win.cpp
         SOURCES += io/qlockfile_win.cpp
@@ -136,7 +151,6 @@ win32 {
             io/qwindowspipewriter_p.h
 
         SOURCES += \
-            io/qsettings_win.cpp \
             io/qstandardpaths_win.cpp \
             io/qstorageinfo_win.cpp \
             io/qwindowspipereader.cpp \
@@ -146,7 +160,6 @@ win32 {
     } else {
         SOURCES += \
                 io/qstandardpaths_winrt.cpp \
-                io/qsettings_winrt.cpp \
                 io/qstorageinfo_stub.cpp
     }
 } else:unix {
@@ -162,9 +175,6 @@ win32 {
                      ../3rdparty/forkfd/forkfd.h
             INCLUDEPATH += ../3rdparty/forkfd
         }
-        !nacl:mac: {
-            SOURCES += io/qsettings_mac.cpp
-        }
         mac {
             SOURCES += io/qstorageinfo_mac.cpp
             qtConfig(processenvironment): \

src/corelib/io/qsettings.cpp

@@ -41,8 +41,6 @@
 #include "qplatformdefs.h"
 #include "qsettings.h"
 
-#ifndef QT_NO_SETTINGS
-
 #include "qsettings_p.h"
 #include "qcache.h"
 #include "qfile.h"
@@ -3584,5 +3582,3 @@ QT_END_NAMESPACE
 #ifndef QT_BOOTSTRAPPED
 #include "moc_qsettings.cpp"
 #endif
-
-#endif // QT_NO_SETTINGS

src/corelib/io/qsettings.h

@@ -45,10 +45,7 @@
 #include <QtCore/qstring.h>
 #include <QtCore/qscopedpointer.h>
 
-QT_BEGIN_NAMESPACE
-QT_END_NAMESPACE
-
-#ifndef QT_NO_SETTINGS
+QT_REQUIRE_CONFIG(settings);
 
 #include <ctype.h>
 
@@ -208,6 +205,4 @@ private:
 
 QT_END_NAMESPACE
 
-#endif // QT_NO_SETTINGS
-
 #endif // QSETTINGS_H

src/corelib/io/qsettings_mac.cpp

@@ -38,7 +38,6 @@
 ****************************************************************************/
 
 #include "qsettings.h"
-#ifndef QT_NO_SETTINGS
 
 #include "qsettings_p.h"
 #include "qdatetime.h"
@@ -664,4 +663,3 @@ bool QConfFileSettingsPrivate::writePlistFile(QIODevice &file, const ParsedSetti
 }
 
 QT_END_NAMESPACE
-#endif //QT_NO_SETTINGS

src/corelib/io/qsettings_win.cpp

@@ -39,8 +39,6 @@
 
 #include "qsettings.h"
 
-#ifndef QT_NO_SETTINGS
-
 #include "qsettings_p.h"
 #include "qvector.h"
 #include "qmap.h"
@@ -864,4 +862,3 @@ QSettingsPrivate *QSettingsPrivate::create(const QString &fileName, QSettings::F
 }
 
 QT_END_NAMESPACE
-#endif // QT_NO_SETTINGS

src/corelib/io/qsettings_winrt.cpp

@@ -39,8 +39,6 @@
 
 #include "qsettings.h"
 
-#ifndef QT_NO_SETTINGS
-
 #include "qsettings_p.h"
 #include "qvector.h"
 #include "qmap.h"
@@ -690,4 +688,3 @@ QSettingsPrivate *QSettingsPrivate::create(const QString &fileName, QSettings::F
 }
 
 QT_END_NAMESPACE
-#endif // QT_NO_SETTINGS

src/corelib/kernel/qcoreapplication_p.h

@@ -53,7 +53,9 @@
 
 #include "QtCore/qcoreapplication.h"
 #include "QtCore/qtranslator.h"
+#if QT_CONFIG(settings)
 #include "QtCore/qsettings.h"
+#endif
 #ifndef QT_NO_QOBJECT
 #include "private/qobject_p.h"
 #endif

src/gui/image/qiconloader.cpp

@@ -50,7 +50,9 @@
 #include <QtCore/qmath.h>
 #include <QtCore/QList>
 #include <QtCore/QDir>
+#if QT_CONFIG(settings)
 #include <QtCore/QSettings>
+#endif
 #include <QtGui/QPainter>
 
 #include <private/qhexstring_p.h>
@@ -348,7 +350,7 @@ QIconTheme::QIconTheme(const QString &themeName)
                 m_valid = true;
         }
     }
-#ifndef QT_NO_SETTINGS
+#if QT_CONFIG(settings)
     if (themeIndex.exists()) {
         const QSettings indexReader(themeIndex.fileName(), QSettings::IniFormat);
         const QStringList keys = indexReader.allKeys();
@@ -407,7 +409,7 @@ QIconTheme::QIconTheme(const QString &themeName)
         if (!m_parents.contains(QLatin1String("hicolor")))
             m_parents.append(QLatin1String("hicolor"));
     }
-#endif //QT_NO_SETTINGS
+#endif // settings
 }
 
 QThemeIconInfo QIconLoader::findIconHelper(const QString &themeName,

src/gui/kernel/qplatformdialoghelper.cpp

@@ -42,7 +42,9 @@
 #include <QtCore/QCoreApplication>
 #include <QtCore/QVariant>
 #include <QtCore/QSharedData>
+#if QT_CONFIG(settings)
 #include <QtCore/QSettings>
+#endif
 #include <QtCore/QUrl>
 #include <QtCore/QVector>
 #include <QtGui/QColor>
@@ -284,7 +286,7 @@ QColorDialogStaticData::QColorDialogStaticData() : customSet(false)
 
 void QColorDialogStaticData::readSettings()
 {
-#ifndef QT_NO_SETTINGS
+#if QT_CONFIG(settings)
     const QSettings settings(QSettings::UserScope, QStringLiteral("QtProject"));
     for (int i = 0; i < int(CustomColorCount); ++i) {
         const QVariant v = settings.value(QLatin1String("Qt/customColors/") + QString::number(i));
@@ -296,7 +298,7 @@ void QColorDialogStaticData::readSettings()
 
 void QColorDialogStaticData::writeSettings() const
 {
-#ifndef QT_NO_SETTINGS
+#if QT_CONFIG(settings)
     if (customSet) {
         const_cast<QColorDialogStaticData*>(this)->customSet = false;
         QSettings settings(QSettings::UserScope, QStringLiteral("QtProject"));

src/gui/kernel/qplatforminputcontextfactory.cpp

@@ -48,14 +48,14 @@
 
 QT_BEGIN_NAMESPACE
 
-#ifndef QT_NO_SETTINGS
+#if QT_CONFIG(settings)
 Q_GLOBAL_STATIC_WITH_ARGS(QFactoryLoader, loader,
     (QPlatformInputContextFactoryInterface_iid, QLatin1String("/platforminputcontexts"), Qt::CaseInsensitive))
 #endif
 
 QStringList QPlatformInputContextFactory::keys()
 {
-#ifndef QT_NO_SETTINGS
+#if QT_CONFIG(settings)
     return loader()->keyMap().values();
 #else
     return QStringList();
@@ -70,7 +70,7 @@ QString QPlatformInputContextFactory::requested()
 
 QPlatformInputContext *QPlatformInputContextFactory::create(const QString& key)
 {
-#ifndef QT_NO_SETTINGS
+#if QT_CONFIG(settings)
     if (!key.isEmpty()) {
         QStringList paramList = key.split(QLatin1Char(':'));
         const QString platform = paramList.takeFirst().toLower();

src/network/socket/qabstractsocket.cpp

@@ -424,7 +424,7 @@
     Note that by combining this option with ReuseAddressHint, you will
     also allow your service to rebind an existing shared address. On
     Unix, this is equivalent to the SO_REUSEADDR socket option. On Windows,
-    this option is ignored.
+    this is the default behavior, so this option is ignored.
 
     \value DontShareAddress Bind the address and port exclusively, so that
     no other services are allowed to rebind. By passing this option to
@@ -444,7 +444,7 @@
 
     \value DefaultForPlatform The default option for the current platform.
     On Unix and \macos, this is equivalent to (DontShareAddress
-    + ReuseAddressHint), and on Windows, its equivalent to ShareAddress.
+    + ReuseAddressHint), and on Windows, it is equivalent to ShareAddress.
 */
 
 /*! \enum QAbstractSocket::PauseMode
@@ -455,7 +455,7 @@
     The only notification currently supported is QSslSocket::sslErrors().
 
     \value PauseNever Do not pause data transfer on the socket. This is the
-    default and matches the behaviour of Qt 4.
+    default and matches the behavior of Qt 4.
     \value PauseOnSslErrors Pause data transfer on the socket upon receiving an
     SSL error notification. I.E. QSslSocket::sslErrors().
 */
@@ -1538,11 +1538,9 @@ void QAbstractSocket::setPauseMode(PauseModes pauseMode)
 
     Binds to \a address on port \a port, using the BindMode \a mode.
 
-    Binds this socket to the address \a address and the port \a port.
-
     For UDP sockets, after binding, the signal QUdpSocket::readyRead() is emitted
     whenever a UDP datagram arrives on the specified address and port.
-    Thus, This function is useful to write UDP servers.
+    Thus, this function is useful to write UDP servers.
 
     For TCP sockets, this function may be used to specify which interface to use
     for an outgoing connection, which is useful in case of multiple network

src/opengl/qgl.cpp

@@ -5205,25 +5205,6 @@ void QGLWidgetPrivate::cleanupColormaps()
 {
 }
 
-Q_GLOBAL_STATIC(QString, qt_gl_lib_name)
-
-void qt_set_gl_library_name(const QString& name)
-{
-    qt_gl_lib_name()->operator=(name);
-}
-
-const QString qt_gl_library_name()
-{
-    if (qt_gl_lib_name()->isNull()) {
-# if defined(QT_OPENGL_ES_2)
-        return QLatin1String("GLESv2");
-# else
-        return QLatin1String("GL");
-# endif
-    }
-    return *qt_gl_lib_name();
-}
-
 void QGLContextGroup::addShare(const QGLContext *context, const QGLContext *share) {
     Q_ASSERT(context && share);
     if (context->d_ptr->group == share->d_ptr->group)

src/platformsupport/fontdatabases/mac/qcoretextfontdatabase.mm

@@ -50,7 +50,9 @@
 
 #include "qcoretextfontdatabase_p.h"
 #include "qfontengine_coretext_p.h"
+#if QT_CONFIG(settings)
 #include <QtCore/QSettings>
+#endif
 #include <QtCore/QtEndian>
 #ifndef QT_NO_FREETYPE
 #include <QtFontDatabaseSupport/private/qfontengine_ft_p.h>
@@ -116,21 +118,25 @@ QCoreTextFontDatabase::QCoreTextFontDatabase()
     : m_hasPopulatedAliases(false)
 {
 #ifdef Q_OS_MACX
-    QSettings appleSettings(QLatin1String("apple.com"));
-    QVariant appleValue = appleSettings.value(QLatin1String("AppleAntiAliasingThreshold"));
-    if (appleValue.isValid())
-        QCoreTextFontEngine::antialiasingThreshold = appleValue.toInt();
-
     /*
         font_smoothing = 0 means no smoothing, while 1-3 means subpixel
         antialiasing with different hinting styles (but we don't care about the
         exact value, only if subpixel rendering is available or not)
     */
     int font_smoothing = 0;
+
+#if QT_CONFIG(settings)
+    QSettings appleSettings(QLatin1String("apple.com"));
+    QVariant appleValue = appleSettings.value(QLatin1String("AppleAntiAliasingThreshold"));
+    if (appleValue.isValid())
+        QCoreTextFontEngine::antialiasingThreshold = appleValue.toInt();
+
     appleValue = appleSettings.value(QLatin1String("AppleFontSmoothing"));
     if (appleValue.isValid()) {
         font_smoothing = appleValue.toInt();
-    } else {
+    } else
+#endif // settings
+    {
         // non-Apple displays do not provide enough information about subpixel rendering so
         // draw text with cocoa and compare pixel colors to see if subpixel rendering is enabled
         int w = 10;

src/platformsupport/fontdatabases/mac/qfontengine_coretext.mm

@@ -41,7 +41,9 @@
 
 #include <qpa/qplatformfontdatabase.h>
 #include <QtCore/qendian.h>
+#if QT_CONFIG(settings)
 #include <QtCore/qsettings.h>
+#endif
 #include <QtCore/qoperatingsystemversion.h>
 
 #include <private/qimage_p.h>

src/platformsupport/services/genericunix/qgenericunixservices.cpp

@@ -45,7 +45,9 @@
 #if QT_CONFIG(process)
 # include <QtCore/QProcess>
 #endif
+#if QT_CONFIG(settings)
 #include <QtCore/QSettings>
+#endif
 #include <QtCore/QStandardPaths>
 #include <QtCore/QUrl>
 
@@ -93,7 +95,7 @@ static inline QByteArray detectDesktopEnvironment()
     // This can be a path in /usr/share/xsessions
     int slash = desktopSession.lastIndexOf('/');
     if (slash != -1) {
-#ifndef QT_NO_SETTINGS
+#if QT_CONFIG(settings)
         QSettings desktopFile(QFile::decodeName(desktopSession + ".desktop"), QSettings::IniFormat);
         desktopFile.beginGroup(QStringLiteral("Desktop Entry"));
         QByteArray desktopName = desktopFile.value(QStringLiteral("DesktopNames")).toByteArray();

src/platformsupport/themes/genericunix/qgenericunixthemes.cpp

@@ -53,7 +53,9 @@
 #include <QtCore/QMimeDatabase>
 #endif
 #include <QtCore/QLoggingCategory>
+#if QT_CONFIG(settings)
 #include <QtCore/QSettings>
+#endif
 #include <QtCore/QVariant>
 #include <QtCore/QStandardPaths>
 #include <QtCore/QStringList>
@@ -261,7 +263,7 @@ static QIcon xdgFileIcon(const QFileInfo &fileInfo)
 }
 #endif
 
-#ifndef QT_NO_SETTINGS
+#if QT_CONFIG(settings)
 class QKdeThemePrivate : public QPlatformThemePrivate
 {
 public:
@@ -688,7 +690,7 @@ QPlatformSystemTrayIcon *QKdeTheme::createPlatformSystemTrayIcon() const
 }
 #endif
 
-#endif // QT_NO_SETTINGS
+#endif // settings
 
 /*!
     \class QGnomeTheme
@@ -834,7 +836,7 @@ QPlatformTheme *QGenericUnixTheme::createUnixTheme(const QString &name)
 {
     if (name == QLatin1String(QGenericUnixTheme::name))
         return new QGenericUnixTheme;
-#ifndef QT_NO_SETTINGS
+#if QT_CONFIG(settings)
     if (name == QLatin1String(QKdeTheme::name))
         if (QPlatformTheme *kdeTheme = QKdeTheme::createKdeTheme())
             return kdeTheme;
@@ -859,7 +861,7 @@ QStringList QGenericUnixTheme::themeNames()
         const QList<QByteArray> desktopNames = desktopEnvironment.split(':');
         for (const QByteArray &desktopName : desktopNames) {
             if (desktopEnvironment == "KDE") {
-#ifndef QT_NO_SETTINGS
+#if QT_CONFIG(settings)
                 result.push_back(QLatin1String(QKdeTheme::name));
 #endif
             } else if (gtkBasedEnvironments.contains(desktopName)) {

src/platformsupport/themes/genericunix/qgenericunixthemes_p.h

@@ -96,7 +96,7 @@ public:
     static const char *name;
 };
 
-#ifndef QT_NO_SETTINGS
+#if QT_CONFIG(settings)
 class QKdeThemePrivate;
 
 class QKdeTheme : public QPlatformTheme
@@ -123,7 +123,7 @@ public:
 
     static const char *name;
 };
-#endif // QT_NO_SETTINGS
+#endif // settings
 
 class QGnomeThemePrivate;
 

src/plugins/platforms/xcb/gl_integrations/xcb_glx/qglxintegration.cpp

@@ -649,8 +649,6 @@ QFunctionPointer QGLXContext::getProcAddress(const char *procName)
 #endif
             {
 #if QT_CONFIG(library)
-                extern const QString qt_gl_library_name();
-//                QLibrary lib(qt_gl_library_name());
                 QLibrary lib(QLatin1String("GL"));
                 if (!lib.load())
                     lib.setFileNameAndVersion(QLatin1String("GL"), 1);

src/testlib/qtestcase.h

@@ -150,7 +150,7 @@ do {\
 // Ideally we'd use qWaitFor instead of QTRY_LOOP_IMPL, but due
 // to a compiler bug on MSVC < 2017 we can't (see QTBUG-59096)
 #define QTRY_IMPL(expr, timeout)\
-    const int qt_test_step = 50; \
+    const int qt_test_step = timeout < 350 ? timeout / 7 + 1 : 50; \
     const int qt_test_timeoutValue = timeout; \
     QTRY_LOOP_IMPL((expr), qt_test_timeoutValue, qt_test_step); \
     QTRY_TIMEOUT_DEBUG_IMPL((expr), qt_test_timeoutValue, qt_test_step)\

src/widgets/dialogs/qcolordialog.cpp

@@ -57,7 +57,9 @@
 #include "qpainter.h"
 #include "qpixmap.h"
 #include "qpushbutton.h"
+#if QT_CONFIG(settings)
 #include "qsettings.h"
+#endif
 #include "qsharedpointer.h"
 #include "qstyle.h"
 #include "qstyleoption.h"

src/widgets/dialogs/qfiledialog.cpp

@@ -57,7 +57,9 @@
 #include <qmessagebox.h>
 #endif
 #include <stdlib.h>
+#if QT_CONFIG(settings)
 #include <qsettings.h>
+#endif
 #include <qdebug.h>
 #if QT_CONFIG(mimetype)
 #include <qmimedatabase.h>
@@ -386,7 +388,7 @@ QFileDialog::QFileDialog(const QFileDialogArgs &args)
 */
 QFileDialog::~QFileDialog()
 {
-#ifndef QT_NO_SETTINGS
+#if QT_CONFIG(settings)
     Q_D(QFileDialog);
     d->saveSettings();
 #endif
@@ -2739,7 +2741,7 @@ void QFileDialog::accept()
     }
 }
 
-#ifndef QT_NO_SETTINGS
+#if QT_CONFIG(settings)
 void QFileDialogPrivate::saveSettings()
 {
     Q_Q(QFileDialog);
@@ -2797,7 +2799,7 @@ bool QFileDialogPrivate::restoreFromSettings()
 
     return restoreWidgetState(history, settings.value(QLatin1String("sidebarWidth"), -1).toInt());
 }
-#endif // QT_NO_SETTINGS
+#endif // settings
 
 bool QFileDialogPrivate::restoreWidgetState(QStringList &history, int splitterPosition)
 {
@@ -2870,7 +2872,7 @@ void QFileDialogPrivate::init(const QUrl &directory, const QString &nameFilter,
     else
         q->selectUrl(directory);
 
-#ifndef QT_NO_SETTINGS
+#if QT_CONFIG(settings)
     // Try to restore from the FileDialog settings group; if it fails, fall back
     // to the pre-5.5 QByteArray serialized settings.
     if (!restoreFromSettings()) {
@@ -3035,7 +3037,7 @@ void QFileDialogPrivate::createWidgets()
     createToolButtons();
     createMenuActions();
 
-#ifndef QT_NO_SETTINGS
+#if QT_CONFIG(settings)
     // Try to restore from the FileDialog settings group; if it fails, fall back
     // to the pre-5.5 QByteArray serialized settings.
     if (!restoreFromSettings()) {

src/widgets/dialogs/qfiledialog_p.h

@@ -187,7 +187,7 @@ public:
 #endif
     }
 
-#ifndef QT_NO_SETTINGS
+#if QT_CONFIG(settings)
     void saveSettings();
     bool restoreFromSettings();
 #endif

src/widgets/kernel/qapplication_p.h

@@ -113,7 +113,7 @@ public:
     bool tryCloseAllWindows() override;
 
 #if 0 // Used to be included in Qt4 for Q_WS_X11
-#ifndef QT_NO_SETTINGS
+#if QT_CONFIG(settings)
     static bool x11_apply_settings();
 #endif
     static void reset_instance_pointer();

src/widgets/styles/qcommonstyle.cpp

@@ -102,7 +102,9 @@
 #endif
 #include <qfileinfo.h>
 #include <qdir.h>
+#if QT_CONFIG(settings)
 #include <qsettings.h>
+#endif
 #include <qvariant.h>
 #include <qpixmapcache.h>
 #if QT_CONFIG(animation)

tests/auto/corelib/io/io.pro

@@ -65,6 +65,9 @@ win32:!qtConfig(private_tests): SUBDIRS -= \
     qprocess \
     qprocess-noapplication
 
+!qtConfig(settings): SUBDIRS -= \
+    qsettings
+
 winrt: SUBDIRS -= \
     qstorageinfo