diff options
Diffstat (limited to 'src/corelib/kernel/qvariant.h')
| -rw-r--r-- | src/corelib/kernel/qvariant.h | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/corelib/kernel/qvariant.h b/src/corelib/kernel/qvariant.h index 907094d25c..9df9c53802 100644 --- a/src/corelib/kernel/qvariant.h +++ b/src/corelib/kernel/qvariant.h @@ -494,7 +494,11 @@ private: friend inline bool operator!=(const QVariant &a, const QVariant &b) { return !a.equals(b); } #ifndef QT_NO_DEBUG_STREAM - friend Q_CORE_EXPORT QDebug operator<<(QDebug, const QVariant &); + template <typename T> + friend auto operator<<(const QDebug &debug, const T &variant) -> std::enable_if_t<std::is_same_v<T, QVariant>, QDebug> { + return variant.qdebugHelper(debug); + } + QDebug qdebugHelper(QDebug) const; #endif template<typename T> friend inline T qvariant_cast(const QVariant &); @@ -595,7 +599,6 @@ template<> inline QVariant qvariant_cast<QVariant>(const QVariant &v) #endif #ifndef QT_NO_DEBUG_STREAM -Q_CORE_EXPORT QDebug operator<<(QDebug, const QVariant &); Q_CORE_EXPORT QDebug operator<<(QDebug, const QVariant::Type); #endif |