Changeset 44174 in webkit for trunk/JavaScriptCore/yarr/RegexPattern.h

Timestamp:

May 26, 2009, 8:22:47 PM (16 years ago)

Author:

[email protected]

Message:

<rdar://problem/6924033> REGRESSION: Assertion failure due to forward references

Reviewed by Gavin Barraclough.

Add a pattern type for forward references to ensure that we don't confuse the
quantifier alternatives assertion.

File:

• trunk/JavaScriptCore/yarr/RegexPattern.h (modified) (2 diffs)

trunk/JavaScriptCore/yarr/RegexPattern.h

@@ -79 +79 @@
         TypeCharacterClass,
         TypeBackReference,
+        TypeForwardReference,
         TypeParenthesesSubpattern,
         TypeParentheticalAssertion,
@@ -144 +145 @@
     }
 
+    static PatternTerm ForwardReference()
+    {
+        return PatternTerm(TypeForwardReference);
+    }
+
     static PatternTerm BOL()
     {