Disambiguate line breaks around atomic inlines at element boundaries

Fixes #9964

Author: frivoal

css-text-3/Overview.bs

@@ -3486,7 +3486,7 @@ Line Breaking Details</h3>
 			that disappear at the line break (e.g. U+0020 SPACE),
 			properties on the box directly containing that character
 			control the line breaking at that opportunity.
-			For [=soft wrap opportunities=] defined by the boundary between two characters,
+			For [=soft wrap opportunities=] defined by the boundary between two characters or [=atomic inlines=],
 			the 'white-space' property
 			on the nearest common ancestor of the two characters
 			controls breaking;
@@ -3512,6 +3512,10 @@ Line Breaking Details</h3>
 			word-break/word-break-break-all-inline-004.tentative.html
 			word-break/word-break-break-all-inline-007.tentative.html
 			word-break/word-break-break-all-inline-010.tentative.html
+
+			line-breaking/line-breaking-030.html
+			line-breaking/line-breaking-031.html
+			line-breaking/line-breaking-032.html
 			</wpt>
 
 		<li>
@@ -8477,6 +8481,23 @@ Recent Changes</h3>
 		<wpt title="This is an authoring requirement, tests not needed">
 		</wpt>
 
+	* Disambiguate soft wrap opportunities around replaced elements.
+		(<a href="https://github.com/w3c/csswg-drafts/issues/9964">Issue 9964</a>)
+
+		<blockquote>
+			For [=soft wrap opportunities=] defined by the boundary between two characters<ins> or [=atomic inlines=]</ins>,
+			the 'white-space' property
+			on the nearest common ancestor of the two characters
+			controls breaking;
+		</blockquote>
+
+		<wpt>
+		line-breaking/line-breaking-030.html
+		line-breaking/line-breaking-031.html
+		line-breaking/line-breaking-032.html
+		</wpt>
+
+
 	In addition there have been some minor editorial fixes.
 
 <h3 class="no-num" id="old-changes">

css-text-4/Overview.bs

@@ -5834,7 +5834,7 @@ Line Breaking Details</h3>
 			that disappear at the line break (e.g. U+0020 SPACE),
 			properties on the box directly containing that character
 			control the line breaking at that opportunity.
-			For [=soft wrap opportunities=] defined by the boundary between two characters,
+			For [=soft wrap opportunities=] defined by the boundary between two characters or [=atomic inlines=],
 			the 'white-space' property
 			on the nearest common ancestor of the two characters
 			controls breaking;
@@ -5860,6 +5860,10 @@ Line Breaking Details</h3>
 			word-break/word-break-break-all-inline-004.tentative.html
 			word-break/word-break-break-all-inline-007.tentative.html
 			word-break/word-break-break-all-inline-010.tentative.html
+
+			line-breaking/line-breaking-030.html
+			line-breaking/line-breaking-031.html
+			line-breaking/line-breaking-032.html
 			</wpt>
 
 		<li>
@@ -13151,6 +13155,8 @@ Changes</h2>
 	* Loosened requirement about not changing lines for ''text-wrap-style: balance''
 		for cases with large numbers of lines.
 		(<a href="https://github.com/w3c/csswg-drafts/issues/10186">Issue 10186</a>)
+	* Disambiguate soft wrap opportunities around replaced elements.
+		(<a href="https://github.com/w3c/csswg-drafts/issues/9964">Issue 9964</a>)
 
 	Significant changes since the <a href="https://www.w3.org/TR/2023/WD-css-text-4-20231020/">20 October 2023 Working Draft</a> include:
 	* Restored accidentally deleted “and each line after a [=forced line break=]”