* Complete case independent support in Irregexp.

src/jsregexp.h

Index: src/jsregexp.h
===================================================================
--- src/jsregexp.h	(revision 847)
+++ src/jsregexp.h	(working copy)
@@ -596,6 +596,7 @@
   RegExpNode* on_failure() { return on_failure_; }
   virtual bool Emit(RegExpCompiler* compiler);
   ZoneList<TextElement>* elements() { return elms_; }
+  void MakeCaseIndependent();
  private:
   RegExpNode* on_failure_;
   ZoneList<TextElement>* elms_;
@@ -741,12 +742,19 @@
 
 class Analysis: public NodeVisitor {
  public:
+  explicit Analysis(bool case_independent)

[Christian Plesner Hansen, 2008/11/27 06:49:39]

We're somewhat inconsistent in what we call this: case_independent, ignore_case,
etc.  We should settle on just one and I vote for ignore_case.

+      : case_independent_(case_independent) { }
   void EnsureAnalyzed(RegExpNode* node);
 
 #define DECLARE_VISIT(Type)                                          \
   virtual void Visit##Type(Type##Node* that);
 FOR_EACH_NODE_TYPE(DECLARE_VISIT)
 #undef DECLARE_VISIT
+
+ private:
+  bool case_independent_;
+
+  DISALLOW_IMPLICIT_CONSTRUCTORS(Analysis);
 };