diff options
Diffstat (limited to 'src/corelib/io/qdebug.h')
-rw-r--r-- | src/corelib/io/qdebug.h | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/src/corelib/io/qdebug.h b/src/corelib/io/qdebug.h index 889fb6b571..421c5d933b 100644 --- a/src/corelib/io/qdebug.h +++ b/src/corelib/io/qdebug.h @@ -65,6 +65,7 @@ QT_BEGIN_NAMESPACE class Q_CORE_EXPORT QDebug { friend class QMessageLogger; + friend class QDebugStateSaver; friend class QDebugStateSaverPrivate; struct Stream { enum { VerbosityShift = 29, VerbosityMask = 0x7 }; @@ -114,7 +115,10 @@ public: inline QDebug(QString *string) : stream(new Stream(string)) {} inline QDebug(QtMsgType t) : stream(new Stream(t)) {} inline QDebug(const QDebug &o):stream(o.stream) { ++stream->ref; } + QDebug(QDebug &&other) noexcept : stream{qExchange(other.stream, nullptr)} {} inline QDebug &operator=(const QDebug &other); + QDebug &operator=(QDebug &&other) noexcept + { QDebug{std::move(other)}.swap(*this); return *this; } ~QDebug(); inline void swap(QDebug &other) noexcept { qSwap(stream, other.stream); } @@ -203,10 +207,7 @@ public: inline QDebug &QDebug::operator=(const QDebug &other) { - if (this != &other) { - QDebug copy(other); - qSwap(stream, copy.stream); - } + QDebug{other}.swap(*this); return *this; } |