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-rw-r--r--generic/tkText.h7
1 files changed, 4 insertions, 3 deletions
diff --git a/generic/tkText.h b/generic/tkText.h
index 289e64b..4ffdc8a 100644
--- a/generic/tkText.h
+++ b/generic/tkText.h
@@ -561,9 +561,10 @@ typedef struct TkSharedText {
* Each "object" used for this table is the
* name of a tag. */
int stateEpoch; /* This is incremented each time the B-tree's
- * contents change structurally, and means
- * that any cached TkTextIndex objects are no
- * longer valid. */
+ * contents change structurally, or when the
+ * start/end limits change, and means that any
+ * cached TkTextIndex objects are no longer
+ * valid. */
/*
* Information related to the undo/redo functionality.