Note that rendering of characters broken by element boundaries is undefined.

Author: fantasai

css3-text/Overview.html

@@ -38,8 +38,8 @@ <h2 class="no-num no-toc" id=longstatus-date>Editor's Draft 16 January
    <dl>
     <dt>This version:
 
-    <dd><a href="http://dev.w3.org/csswg/css3-text/">$Date: 2012/01/14
-     00:51:25 $ (CVS $Revision$)</a> <!--
+    <dd><a href="http://dev.w3.org/csswg/css3-text/">$Date: 2012/01/16
+     22:53:54 $ (CVS $Revision$)</a> <!--
       <dd><a href="http://www.w3.org/TR/2012/WD-css3-text-20120116/">http://www.w3.org/TR/2012/WD-css3-text-20120116/</a></dd>
     -->
 
@@ -478,6 +478,12 @@ <h3 id=terms><span class=secno>1.3. </span> Terminology</h3>
    one of the Letter or Number general categories in Unicode. <a
    href="#UAX44" rel=biblioentry>[UAX44]<!--{{!UAX44}}--></a>
 
+  <p>The rendering characteristics of a <a
+   href="#character"><i>character</i></a> divided by an element boundary is
+   undefined: it may be rendered as belonging to either side of the boundary,
+   or as some approximation of belonging to both. Authors should avoid
+   dividing grapheme clusters by element boundaries.
+
   <h2 id=transforming><span class=secno>2. </span> Transforming Text</h2>
 
   <h3 id=text-transform><span class=secno>2.1. </span> <a name=caps-prop></a>

css3-text/Overview.src.html

@@ -196,6 +196,12 @@ <h3 id="terms">
     is a <i>character</i> belonging to one of the Letter or Number general
     categories in Unicode. [[!UAX44]]
 
+  <p>The rendering characteristics of a <i>character</i> divided by an
+    element boundary is undefined: it may be rendered as belonging to
+    either side of the boundary, or as some approximation of belonging
+    to both. Authors should avoid dividing grapheme clusters by element
+    boundaries.
+
 <h2 id="transforming">
   Transforming Text</h2>