Don't insert .*? at the beginning of anchored expressions.

benchmarks/run.js

 // Copyright 2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 14 matching lines @@
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 
 load('base.js');
 load('richards.js');
 load('deltablue.js');
 load('crypto.js');
 load('raytrace.js');
 load('earley-boyer.js');
+load('regexp.js');
 
 var success = true;
 
 function PrintResult(name, result) {
   print(name + ': ' + result);
 }
 
 
 function PrintError(name, error) {
   PrintResult(name, error);
   success = false;
 }
 
 
 function PrintScore(score) {
   if (success) {
     print('----');
     print('Score (version ' + BenchmarkSuite.version + '): ' + score);
   }
 }
 
 
 BenchmarkSuite.RunSuites({ NotifyResult: PrintResult,
                            NotifyError: PrintError,
                            NotifyScore: PrintScore });