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-rw-r--r--generic/tclOOInt.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/generic/tclOOInt.h b/generic/tclOOInt.h
index 208e32c..b75ffdb 100644
--- a/generic/tclOOInt.h
+++ b/generic/tclOOInt.h
@@ -193,6 +193,9 @@ typedef struct Object {
* destroyed. */
#define DESTRUCTOR_CALLED 2 /* Flag to say that the destructor has been
* called. */
+#define CLASS_GONE 4 /* Indicates that the class of this object has
+ * been deleted, and so the object should not
+ * attempt to remove itself from its class. */
#define ROOT_OBJECT 0x1000 /* Flag to say that this object is the root of
* the class hierarchy and should be treated
* specially during teardown. */