[es6] implement spread calls

src/preparser.cc

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <cmath>
 
 #include "src/allocation.h"
 #include "src/base/logging.h"
 #include "src/conversions-inl.h"
 #include "src/conversions.h"
@@ skipping 999 matching lines @@
 PreParser::Expression PreParser::ParseV8Intrinsic(bool* ok) {
   // CallRuntime ::
   //   '%' Identifier Arguments
   Expect(Token::MOD, CHECK_OK);
   if (!allow_natives()) {
     *ok = false;
     return Expression::Default();
   }
   // Allow "eval" or "arguments" for backward compatibility.
   ParseIdentifier(kAllowEvalOrArguments, CHECK_OK);
-  ParseArguments(ok);
+  Scanner::Location spread_pos;
+  ParseArguments(&spread_pos, ok);

[arv (Not doing code reviews), 2015/02/18 15:07:06]

Does this work?

[caitp (gmail), 2015/02/18 15:32:08]

No --- In the other patch I was throwing an error if it finds a spread argument
calling an intrinsic. But it might be good to make it work somehow instead

[arv (Not doing code reviews), 2015/02/18 15:36:54]

Maybe a DCHECK for now then?

 
   return Expression::Default();
 }
 
 #undef CHECK_OK
 
 
 } }  // v8::internal