Changing string length field type from int to SMI. It will make it be a regu...

test/cctest/test-serialize.cc

 // Copyright 2007-2010 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 555 matching lines @@
         size,              // Code space.
         size,              // Map space.
         size,              // Cell space.
         size);             // Large object space.
     LinearAllocationScope linear_allocation_scope;
     const int kSmallFixedArrayLength = 4;
     const int kSmallFixedArraySize =
         FixedArray::kHeaderSize + kSmallFixedArrayLength * kPointerSize;
     const int kSmallStringLength = 16;
     const int kSmallStringSize =
-        SeqAsciiString::kHeaderSize + kSmallStringLength;
+        (SeqAsciiString::kHeaderSize + kSmallStringLength +
+        kObjectAlignmentMask) & ~kObjectAlignmentMask;
     const int kMapSize = Map::kSize;
 
     Object* new_last = NULL;
     for (int i = 0;
          i + kSmallFixedArraySize <= new_space_size;
          i += kSmallFixedArraySize) {
       Object* obj = Heap::AllocateFixedArray(kSmallFixedArrayLength);
       if (new_last != NULL) {
         CHECK(reinterpret_cast<char*>(obj) ==
               reinterpret_cast<char*>(new_last) + kSmallFixedArraySize);
@@ skipping 75 matching lines @@
 TEST(TestThatAlwaysFails) {
   bool ArtificialFailure = false;
   CHECK(ArtificialFailure);
 }
 
 
 DEPENDENT_TEST(DependentTestThatAlwaysFails, TestThatAlwaysSucceeds) {
   bool ArtificialFailure2 = false;
   CHECK(ArtificialFailure2);
 }