2 files changed, 9 insertions, 9 deletions

diff --git a/src/corelib/itemmodels/qabstractitemmodel.cpp b/src/corelib/itemmodels/qabstractitemmodel.cpp
index a042dceca0..0f67920d43 100644
--- a/src/corelib/itemmodels/qabstractitemmodel.cpp
+++ b/src/corelib/itemmodels/qabstractitemmodel.cpp
@@ -382,7 +382,7 @@ QPersistentModelIndex::~QPersistentModelIndex()
   model index are used when comparing with another persistent model index.
 */
 
-bool QPersistentModelIndex::operator==(const QPersistentModelIndex &other) const
+bool QPersistentModelIndex::operator==(const QPersistentModelIndex &other) const noexcept
 {
     if (d && other.d)
         return d->index == other.d->index;
@@ -399,7 +399,7 @@ bool QPersistentModelIndex::operator==(const QPersistentModelIndex &other) const
     model index are used when comparing with another persistent model index.
 */
 
-bool QPersistentModelIndex::operator<(const QPersistentModelIndex &other) const
+bool QPersistentModelIndex::operator<(const QPersistentModelIndex &other) const noexcept
 {
     if (d && other.d)
         return d->index < other.d->index;
@@ -477,7 +477,7 @@ QPersistentModelIndex::operator QModelIndex() const
     model index are used when comparing with another model index.
 */
 
-bool QPersistentModelIndex::operator==(const QModelIndex &other) const
+bool QPersistentModelIndex::operator==(const QModelIndex &other) const noexcept
 {
     if (d)
         return d->index == other;
@@ -491,7 +491,7 @@ bool QPersistentModelIndex::operator==(const QModelIndex &other) const
     location as the \a other model index; otherwise returns \c{false}.
 */
 
-bool QPersistentModelIndex::operator!=(const QModelIndex &other) const
+bool QPersistentModelIndex::operator!=(const QModelIndex &other) const noexcept
 {
     if (d)
         return d->index != other;
diff --git a/src/corelib/itemmodels/qabstractitemmodel.h b/src/corelib/itemmodels/qabstractitemmodel.h
index 86b3eb7627..8f22f14989 100644
--- a/src/corelib/itemmodels/qabstractitemmodel.h
+++ b/src/corelib/itemmodels/qabstractitemmodel.h
@@ -178,17 +178,17 @@ public:
     QPersistentModelIndex(const QModelIndex &index);
     QPersistentModelIndex(const QPersistentModelIndex &other);
     ~QPersistentModelIndex();
-    bool operator<(const QPersistentModelIndex &other) const;
-    bool operator==(const QPersistentModelIndex &other) const;
-    inline bool operator!=(const QPersistentModelIndex &other) const
+    bool operator<(const QPersistentModelIndex &other) const noexcept;
+    bool operator==(const QPersistentModelIndex &other) const noexcept;
+    inline bool operator!=(const QPersistentModelIndex &other) const noexcept
     { return !operator==(other); }
     QPersistentModelIndex &operator=(const QPersistentModelIndex &other);
     inline QPersistentModelIndex(QPersistentModelIndex &&other) noexcept
         : d(std::exchange(other.d, nullptr)) {}
     QT_MOVE_ASSIGNMENT_OPERATOR_IMPL_VIA_PURE_SWAP(QPersistentModelIndex)
     void swap(QPersistentModelIndex &other) noexcept { qt_ptr_swap(d, other.d); }
-    bool operator==(const QModelIndex &other) const;
-    bool operator!=(const QModelIndex &other) const;
+    bool operator==(const QModelIndex &other) const noexcept;
+    bool operator!=(const QModelIndex &other) const noexcept;
     QPersistentModelIndex &operator=(const QModelIndex &other);
     operator QModelIndex() const;
     int row() const;