diff --git a/src/widgets/styles/qstylesheetstyle.cpp b/src/widgets/styles/qstylesheetstyle.cpp
index 54f183b8c1f..bccc4f374b0 100644
--- a/src/widgets/styles/qstylesheetstyle.cpp
+++ b/src/widgets/styles/qstylesheetstyle.cpp
@@ -592,8 +592,8 @@ public:
         return csz;
     }
 
-    bool hasStyleHint(const QString &sh) const { return styleHints.contains(sh); }
-    QVariant styleHint(const QString &sh) const { return styleHints.value(sh); }
+    bool hasStyleHint(QLatin1StringView sh) const { return styleHints.contains(sh); }
+    QVariant styleHint(QLatin1StringView sh) const { return styleHints.value(sh); }
 
     void fixupBorder(int);
 
@@ -1027,14 +1027,13 @@ QRenderRule::QRenderRule(const QList<Declaration> &declarations, const QObject *
             bool knownStyleHint = false;
             for (const auto sh : knownStyleHints) {
                 QLatin1StringView styleHint(sh);
-                if (decl.d->property.compare(styleHint) == 0) {
-                    QString hintName = QString(styleHint);
+                if (decl.d->property == styleHint) {
                     QVariant hintValue;
-                    if (hintName.endsWith("alignment"_L1)) {
+                    if (styleHint.endsWith("alignment"_L1)) {
                         hintValue = (int) decl.alignmentValue();
-                    } else if (hintName.endsWith("color"_L1)) {
+                    } else if (styleHint.endsWith("color"_L1)) {
                         hintValue = (int) decl.colorValue().rgba();
-                    } else if (hintName.endsWith("size"_L1)) {
+                    } else if (styleHint.endsWith("size"_L1)) {
                         // Check only for the 'em' case
                         const QString valueString = decl.d->values.at(0).variant.toString();
                         const bool isEmSize = valueString.endsWith(u"em", Qt::CaseInsensitive);
@@ -1064,9 +1063,9 @@ QRenderRule::QRenderRule(const QList<Declaration> &declarations, const QObject *
                             // Normal case where we receive a 'px' or 'pt' unit
                             hintValue = decl.sizeValue();
                         }
-                    } else if (hintName.endsWith("icon"_L1)) {
+                    } else if (styleHint.endsWith("icon"_L1)) {
                         hintValue = decl.iconValue();
-                    } else if (hintName == "button-layout"_L1 && decl.d->values.size() != 0
+                    } else if (styleHint == "button-layout"_L1 && decl.d->values.size() != 0
                                && decl.d->values.at(0).type == QCss::Value::String) {
                         hintValue = subControlLayout(decl.d->values.at(0).variant.toString().toLatin1());
                     } else {
@@ -5642,7 +5641,7 @@ QIcon QStyleSheetStyle::standardIcon(StandardPixmap standardIcon, const QStyleOp
                                      const QWidget *w) const
 {
     RECURSION_GUARD(return baseStyle()->standardIcon(standardIcon, opt, w))
-    QString s = propertyNameForStandardPixmap(standardIcon);
+    const auto s = propertyNameForStandardPixmap(standardIcon);
     if (!s.isEmpty()) {
         QRenderRule rule = renderRule(w, opt);
         if (rule.hasStyleHint(s))
@@ -5660,7 +5659,7 @@ QPixmap QStyleSheetStyle::standardPixmap(StandardPixmap standardPixmap, const QS
                                          const QWidget *w) const
 {
     RECURSION_GUARD(return baseStyle()->standardPixmap(standardPixmap, opt, w))
-    QString s = propertyNameForStandardPixmap(standardPixmap);
+    const auto s = propertyNameForStandardPixmap(standardPixmap);
     if (!s.isEmpty()) {
         QRenderRule rule = renderRule(w, opt);
         if (rule.hasStyleHint(s)) {
@@ -5689,7 +5688,7 @@ int QStyleSheetStyle::styleHint(StyleHint sh, const QStyleOption *opt, const QWi
         return baseStyle()->styleHint(sh, opt, w, shret);
 
     QRenderRule rule = renderRule(w, opt);
-    QString s;
+    QLatin1StringView s;
     switch (sh) {
         case SH_LineEdit_PasswordCharacter: s = "lineedit-password-character"_L1; break;
         case SH_LineEdit_PasswordMaskDelay: s = "lineedit-password-mask-delay"_L1; break;