ES6: Add support for explicit octal and binary integer literals

src/parser.cc

 // Copyright 2012 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 3555 matching lines @@
       result = top_scope_->NewUnresolved(
           factory(), name, interface, scanner().location().beg_pos);
       break;
     }
 
     case Token::NUMBER: {
       Consume(Token::NUMBER);
       ASSERT(scanner().is_literal_ascii());
       double value = StringToDouble(isolate()->unicode_cache(),
                                     scanner().literal_ascii_string(),
-                                    ALLOW_HEX | ALLOW_OCTALS);
+                                    ALLOW_HEX | ALLOW_OCTAL |
+                                        ALLOW_IMPLICIT_OCTAL | ALLOW_BINARY);
       result = factory()->NewNumberLiteral(value);
       break;
     }
 
     case Token::STRING: {
       Consume(Token::STRING);
       Handle<String> symbol = GetSymbol();
       result = factory()->NewLiteral(symbol);
       if (fni_ != NULL) fni_->PushLiteralName(symbol);
       break;
@@ skipping 432 matching lines @@
           break;
         }
         key = factory()->NewLiteral(string);
         break;
       }
       case Token::NUMBER: {
         Consume(Token::NUMBER);
         ASSERT(scanner().is_literal_ascii());
         double value = StringToDouble(isolate()->unicode_cache(),
                                       scanner().literal_ascii_string(),
-                                      ALLOW_HEX | ALLOW_OCTALS);
+                                      ALLOW_HEX | ALLOW_OCTAL |
+                                          ALLOW_IMPLICIT_OCTAL | ALLOW_BINARY);
         key = factory()->NewNumberLiteral(value);
         break;
       }
       default:
         if (Token::IsKeyword(next)) {
           Consume(next);
           Handle<String> string = GetSymbol();
           key = factory()->NewLiteral(string);
         } else {
           // Unexpected token.
@@ skipping 1873 matching lines @@
       ASSERT(info()->isolate()->has_pending_exception());
     } else {
       result = ParseProgram();
     }
   }
   info()->SetFunction(result);
   return (result != NULL);
 }
 
 } }  // namespace v8::internal