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make Stateful a virtual base class of StatefulDestructible

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This permits dual inheritance from Stateful.
This commit is contained in:
Paul Davis 2023-12-29 09:14:15 -07:00
parent 9d7a87083a
commit 7799adc8db
1 changed files with 1 additions and 1 deletions
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libs/pbd/pbd/statefuldestructible.h
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@ -26,7 +26,7 @@
namespace PBD {
/** Base class for objects with saveable and undoable state with destruction notification */
class LIBPBD_API StatefulDestructible : public Stateful, virtual public Destructible
class LIBPBD_API StatefulDestructible : virtual public Stateful, virtual public Destructible
{
};