4 files changed, 4 insertions, 4 deletions
diff --git a/src/gui/kernel/qplatformcursor.cpp b/src/gui/kernel/qplatformcursor.cpp
index 49eff2ad23..34c4549443 100644
--- a/src/gui/kernel/qplatformcursor.cpp
+++ b/src/gui/kernel/qplatformcursor.cpp
@@ -103,7 +103,7 @@ QT_BEGIN_NAMESPACE
                           QPlatformCursor::clearOverrideCursor().
 */
 
-QPlatformCursor::Capabilities QPlatformCursor::m_capabilities = 0;
+QPlatformCursor::Capabilities QPlatformCursor::m_capabilities = { };
 
 /*!
     \fn QPlatformCursor::QPlatformCursor()
diff --git a/src/gui/kernel/qplatformtheme.h b/src/gui/kernel/qplatformtheme.h
index 356c4ea3ea..3185fc4541 100644
--- a/src/gui/kernel/qplatformtheme.h
+++ b/src/gui/kernel/qplatformtheme.h
@@ -309,7 +309,7 @@ public:
 
     virtual QPixmap standardPixmap(StandardPixmap sp, const QSizeF &size) const;
     virtual QIcon fileIcon(const QFileInfo &fileInfo,
-                           QPlatformTheme::IconOptions iconOptions = nullptr) const;
+                           QPlatformTheme::IconOptions iconOptions = { }) const;
     virtual QIconEngine *createIconEngine(const QString &iconName) const;
 
 #ifndef QT_NO_SHORTCUT
diff --git a/src/gui/kernel/qsimpledrag.cpp b/src/gui/kernel/qsimpledrag.cpp
index d3070a3d1a..803206477c 100644
--- a/src/gui/kernel/qsimpledrag.cpp
+++ b/src/gui/kernel/qsimpledrag.cpp
@@ -393,7 +393,7 @@ void QSimpleDrag::startDrag()
 
 static void sendDragLeave(QWindow *window)
 {
-    QWindowSystemInterface::handleDrag(window, nullptr, QPoint(), Qt::IgnoreAction, 0, 0);
+    QWindowSystemInterface::handleDrag(window, nullptr, QPoint(), Qt::IgnoreAction, { }, { });
 }
 
 void QSimpleDrag::cancel()
diff --git a/src/gui/kernel/qsurfaceformat.cpp b/src/gui/kernel/qsurfaceformat.cpp
index 238886220b..571b820409 100644
--- a/src/gui/kernel/qsurfaceformat.cpp
+++ b/src/gui/kernel/qsurfaceformat.cpp
@@ -57,7 +57,7 @@ QT_BEGIN_NAMESPACE
 class QSurfaceFormatPrivate
 {
 public:
-    explicit QSurfaceFormatPrivate(QSurfaceFormat::FormatOptions _opts = 0)
+    explicit QSurfaceFormatPrivate(QSurfaceFormat::FormatOptions _opts = { })
         : ref(1)
         , opts(_opts)
         , redBufferSize(-1)