[css-overflow-3] Cross-reference open issues on replaced element overflow

Author: fantasai

css-overflow-3/Overview.bs

@@ -473,6 +473,9 @@ Scrolling and Clipping Overflow: the 'overflow-x', 'overflow-y', and 'overflow'
 	Choosing the appropriate behavior for each scrolling mechanism
 	is the responsibility of the UA.
 
+	ISSUE(7144): Applicability of 'overflow' to [=replaced elements=]
+	is still being worked out.
+
 	On [=replaced elements=],
 	the [=used values=]
 	of all computed values other than ''visible''
@@ -1705,6 +1708,7 @@ Changes from the <a href="https://www.w3.org/TR/2021/WD-css-overflow-3-20211202/
 		pending Web-compatibility investigations.
 		(<a href="https://github.com/w3c/csswg-drafts/issues/129#issuecomment-1113489051">Issue 129</a>)
 	* Extended 'overflow' to apply to [=replaced elements=].
+		How exactly this works is still <a href="https://github.com/w3c/csswg-drafts/issues/7144">still under discussion</a>.
 		(<a href="https://github.com/w3c/csswg-drafts/issues/7144">Issue 7144</a>)
 	* More precisely define the interaction of '-webkit-line-clamp'
 		and the various 'line-clamp' longhands. See [[#webkit-line-clamp]].