- Ensure that the token stream from generated source matches the

runtime/lib/integers.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/bootstrap_natives.h"
 
 #include "vm/bigint_operations.h"
 #include "vm/dart_entry.h"
 #include "vm/exceptions.h"
 #include "vm/native_entry.h"
@@ skipping 190 matching lines @@
       if (p_end == (cstr + len)) {
         if ((int_value != LLONG_MIN) && (int_value != LLONG_MAX)) {
           return Integer::New(int_value);
         }
       }
     }
   }
 
   Scanner scanner(value, Symbols::Empty());
   const Scanner::GrowableTokenStream& tokens = scanner.GetStream();
-  String* int_string;
+  const String* int_string;
   bool is_positive;
   if (Scanner::IsValidLiteral(tokens,
                              Token::kINTEGER,
                              &is_positive,
                              &int_string)) {
     if (is_positive) {
       return Integer::New(*int_string);
     }
     String& temp = String::Handle();
     temp = String::Concat(Symbols::Dash(), *int_string);
@@ skipping 179 matching lines @@
   // Use the preallocated out of memory exception to avoid calling
   // into dart code or allocating any code.
   const Instance& exception =
       Instance::Handle(isolate->object_store()->out_of_memory());
   Exceptions::Throw(exception);
   UNREACHABLE();
   return 0;
 }
 
 }  // namespace dart