Fix bug 486, Cyrillic character ranges in case independent regexps....

test/mjsunit/regress/regress-486.js

Index: test/mjsunit/regress/regress-486.js
===================================================================
--- test/mjsunit/regress/regress-486.js	(revision 0)
+++ test/mjsunit/regress/regress-486.js	(revision 0)
@@ -0,0 +1,30 @@
+// Copyright 2009 the V8 project authors. All rights reserved.
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+//
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+
+var st = "\u0422\u0435\u0441\u0442";  // Test in Cyrillic characters.
+var cyrillicMatch = /^[\u0430-\u044fa-z]+$/i.test(st);  // a-ja a-z.

[Christian Plesner Hansen, 2009/11/06 10:36:09]

So... are you going to extend it?

[Erik Corry, 2009/11/06 11:15:18]

No.  It's a regression test so it tests the issue as reported.  I added the
other test to get better coverage.

+assertTrue(cyrillicMatch);