Add ability to disable inline bump-pointer allocation.

test/cctest/cctest.h

 // 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 314 matching lines @@
 static inline int FlagDependentPortOffset() {
   return ::v8::internal::FLAG_crankshaft == false ? 100 :
          ::v8::internal::FLAG_always_opt ? 200 : 0;
 }
 
 
 // Helper function that simulates a full new-space in the heap.
 static inline void SimulateFullSpace(v8::internal::NewSpace* space) {
   int new_linear_size = static_cast<int>(
       *space->allocation_limit_address() - *space->allocation_top_address());
+  if (new_linear_size == 0) return;
   v8::internal::MaybeObject* maybe = space->AllocateRaw(new_linear_size);
   v8::internal::FreeListNode* node = v8::internal::FreeListNode::cast(maybe);
   node->set_size(space->heap(), new_linear_size);
 }
 
 
 // Helper function that simulates a full old-space in the heap.
 static inline void SimulateFullSpace(v8::internal::PagedSpace* space) {
-  int old_linear_size = static_cast<int>(space->limit() - space->top());
-  space->Free(space->top(), old_linear_size);
-  space->SetTop(space->limit(), space->limit());
+  space->EmptyAllocationInfo();
   space->ResetFreeList();
   space->ClearStats();
 }
 
 
 // Helper class for new allocations tracking and checking.
 // To use checking of JS allocations tracking in a test,
 // just create an instance of this class.
 class HeapObjectsTracker {
  public:
   HeapObjectsTracker() {
     heap_profiler_ = i::Isolate::Current()->heap_profiler();
     CHECK_NE(NULL, heap_profiler_);
     heap_profiler_->StartHeapAllocationsRecording();
   }
 
   ~HeapObjectsTracker() {
     i::Isolate::Current()->heap()->CollectAllAvailableGarbage();
     CHECK_EQ(0, heap_profiler_->FindUntrackedObjects());
     heap_profiler_->StopHeapAllocationsRecording();
   }
 
  private:
   i::HeapProfiler* heap_profiler_;
 };
 
 
 #endif  // ifndef CCTEST_H_