scope compileRegexpIC_unicodeCase.

static Map<S, java.util.regex.Pattern> #cache = syncMRUCache(10);

static java.util.regex.Pattern compileRegexpIC_unicodeCase(S pat) {
  java.util.regex.Pattern p = cache.get(pat);
  if (p == null) {
    ifdef compileRegexp_debug
      print("Compiling regexp (IC): " + pat);
    endifdef
    try {
      cache.put(pat, p = java.util.regex.Pattern.compile(pat, Pattern.CASE_INSENSITIVE | Pattern.UNICODE_CASE));
    } catch (PatternSyntaxException e) {
      throw rethrow(wrapPatternSyntaxException(e));
    }
  }
  ret p;
}

end scope

Began life as a copy of #1012521