diff options
| author | Ulf Hermann <ulf.hermann@qt.io> | 2021-07-13 11:48:46 +0200 |
|---|---|---|
| committer | Ulf Hermann <ulf.hermann@qt.io> | 2021-08-10 13:07:18 +0200 |
| commit | 6f8ef8c64d4e7af92f585d10a1d5815fcb67831b (patch) | |
| tree | 2f98f93371579e4c98b57e151317585b1440133e /src/corelib/kernel/qvariant.cpp | |
| parent | 79a219862f45a11c948bab574afa961a73b72b73 (diff) | |
QVariant: Tolerate QObject* metatypes without QMetaObject
QMetaType does. QVariant should do the same.
Pick-to: 6.2
Change-Id: I3419276b78b3b5ce8bd144dee92685195797d568
Reviewed-by: Fabian Kosmale <fabian.kosmale@qt.io>
Reviewed-by: Daniel Nicoletti <daniel.nicoletti@kdab.com>
Reviewed-by: Lars Knoll <lars.knoll@qt.io>
Diffstat (limited to 'src/corelib/kernel/qvariant.cpp')
| -rw-r--r-- | src/corelib/kernel/qvariant.cpp | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/src/corelib/kernel/qvariant.cpp b/src/corelib/kernel/qvariant.cpp index 5cf8636dcd..c2c39efea3 100644 --- a/src/corelib/kernel/qvariant.cpp +++ b/src/corelib/kernel/qvariant.cpp @@ -2341,9 +2341,11 @@ static bool numericEquals(const QVariant::Private *d1, const QVariant::Private * #ifndef QT_BOOTSTRAPPED static bool canConvertMetaObject(QMetaType fromType, QMetaType toType) { - if ((fromType.flags() & QMetaType::PointerToQObject) && (toType.flags() & QMetaType::PointerToQObject)) { - return fromType.metaObject()->inherits(toType.metaObject()) || - toType.metaObject()->inherits(fromType.metaObject()); + if ((fromType.flags() & QMetaType::PointerToQObject) + && (toType.flags() & QMetaType::PointerToQObject)) { + const QMetaObject *f = fromType.metaObject(); + const QMetaObject *t = toType.metaObject(); + return f && t && (f->inherits(t) || t->inherits(f)); } return false; } |