1 files changed, 22 insertions, 2 deletions
diff --git a/plugins/org.eclipse.qvtd.xtext.qvtcore/src-gen/org/eclipse/qvtd/xtext/qvtcore/parser/antlr/internal/InternalQVTcore.g b/plugins/org.eclipse.qvtd.xtext.qvtcore/src-gen/org/eclipse/qvtd/xtext/qvtcore/parser/antlr/internal/InternalQVTcore.g
index 48d5524f1..dc1fe81f6 100644
--- a/plugins/org.eclipse.qvtd.xtext.qvtcore/src-gen/org/eclipse/qvtd/xtext/qvtcore/parser/antlr/internal/InternalQVTcore.g
+++ b/plugins/org.eclipse.qvtd.xtext.qvtcore/src-gen/org/eclipse/qvtd/xtext/qvtcore/parser/antlr/internal/InternalQVTcore.g
@@ -6384,9 +6384,29 @@ ruleMultiplicityCS returns [EObject current=null]
         $current = $this_MultiplicityStringCS_2.current; 
         afterParserOrEnumRuleCall();
     }
-)	otherlv_3=']' 
+)(	otherlv_3='|?' 
     {
-    	newLeafNode(otherlv_3, grammarAccess.getMultiplicityCSAccess().getRightSquareBracketKeyword_2());
+    	newLeafNode(otherlv_3, grammarAccess.getMultiplicityCSAccess().getVerticalLineQuestionMarkKeyword_2_0());
+    }
+
+    |(
+(
+		lv_isNullFree_4_0=	'|1' 
+    {
+        newLeafNode(lv_isNullFree_4_0, grammarAccess.getMultiplicityCSAccess().getIsNullFree1Keyword_2_1_0());
+    }
+ 
+	    {
+	        if ($current==null) {
+	            $current = createModelElement(grammarAccess.getMultiplicityCSRule());
+	        }
+       		setWithLastConsumed($current, "isNullFree", true, "|1");
+	    }
+
+)
+))?	otherlv_5=']' 
+    {
+    	newLeafNode(otherlv_5, grammarAccess.getMultiplicityCSAccess().getRightSquareBracketKeyword_3());
     }
 )
 ;