Index: source
===================================================================
--- source	(revision 3194)
+++ source	(revision 3195)
@@ -74751,6 +74751,15 @@
    (-) character to the comment token's data. Stay in the
    <span>comment end state</span>.</dd>
 
+   <dt>U+0009 CHARACTER TABULATION</dt>
+   <dt>U+000A LINE FEED (LF)</dt>
+   <dt>U+000C FORM FEED (FF)</dt>
+   <!--<dt>U+000D CARRIAGE RETURN (CR)</dt>-->
+   <dt>U+0020 SPACE</dt>
+   <dd><span>Parse error</span>. Append two U+002D HYPHEN-MINUS (-)
+   characters and the input character to the comment token's
+   data. Switch to the <span>comment end space state</span>.</dd>
+
    <dt>U+0021 EXCLAMATION MARK (!)</dt>
    <dd><span>Parse error</span>. Switch to the <span>comment end bang
    state</span>.</dd>
@@ -74800,6 +74809,40 @@
   </dl>
 
 
+  <h5><dfn>Comment end space state</dfn></h5>
+
+  <p>Consume the <span>next input character</span>:</p>
+
+  <dl class="switch">
+
+   <dt>U+003E GREATER-THAN SIGN (&gt;)</dt>
+   <dd>Emit the comment token. Switch to the <span>data
+   state</span>.</dd>
+
+   <dt>U+002D HYPHEN-MINUS (-)</dt>
+   <dd>Switch to the <span>comment end dash state</span>.</dd>
+
+   <dt>U+0009 CHARACTER TABULATION</dt>
+   <dt>U+000A LINE FEED (LF)</dt>
+   <dt>U+000C FORM FEED (FF)</dt>
+   <!--<dt>U+000D CARRIAGE RETURN (CR)</dt>-->
+   <dt>U+0020 SPACE</dt>
+   <dd><span>Parse error</span>. Append the input character to the
+   comment token's data. Switch to the <span>comment end space
+   state</span>.</dd>
+
+   <dt>EOF</dt>
+   <dd><span>Parse error</span>. Emit the comment token. Reconsume
+   the EOF character in the <span>data state</span>.</dd> <!-- see
+   comment in comment end state -->
+
+   <dt>Anything else</dt>
+   <dd>Append the input character to the comment token's data. Switch
+   to the <span>comment state</span>.</dd>
+
+  </dl>
+
+
   <h5><dfn>DOCTYPE state</dfn></h5>
 
   <p>Consume the <span>next input character</span>:</p>