diff --git a/src/corelib/thread/qexception.cpp b/src/corelib/thread/qexception.cpp
index fd98505282e..9e3d148491e 100644
--- a/src/corelib/thread/qexception.cpp
+++ b/src/corelib/thread/qexception.cpp
@@ -82,10 +82,37 @@ QT_BEGIN_NAMESPACE
     \internal
 */
 
+/*!
+    Destroys this QException object.
+*/
 QException::~QException() noexcept
 {
 }
 
+/*!
+    \fn QException::QException()
+
+    Constructs a QException object.
+*/
+
+/*!
+    \fn QException::QException(const QException &other)
+
+    Creates a copy of \a other.
+
+    \note Be careful when using this function, as you risk slicing.
+
+    \sa clone()
+*/
+
+/*!
+    \fn QException &QException::operator=(const QException &other)
+
+    Copy-assigns \a other over this object.
+
+    \note Be careful when using this function, as you risk slicing.
+*/
+
 void QException::raise() const
 {
     QException e = *this;
diff --git a/src/corelib/thread/qexception.h b/src/corelib/thread/qexception.h
index 62b9e70bea4..e5c62873509 100644
--- a/src/corelib/thread/qexception.h
+++ b/src/corelib/thread/qexception.h
@@ -21,7 +21,10 @@ QT_BEGIN_NAMESPACE
 class Q_CORE_EXPORT QException : public std::exception
 {
 public:
+    QException() = default;
     ~QException() noexcept;
+    QException(const QException &) = default;
+    QException &operator=(const QException &) = default;
     virtual void raise() const;
     virtual QException *clone() const;
 };