gistfile1.diff

diff --git a/samples/shell.cc b/samples/shell.cc
index f37e731..171256f 100644
--- a/samples/shell.cc
+++ b/samples/shell.cc
@@ -36,6 +36,8 @@
 #include <stdio.h>
 #include <stdlib.h>
 
+extern int zone_allocated;
+
 // When building with V8 in a shared library we cannot use functions which
 // is not explicitly a part of the public V8 API. This extensive use of
 // #ifndef USING_V8_SHARED/#endif is a hack until we can resolve whether to
@@ -312,6 +314,7 @@ int RunMain(int argc, char* argv[]) {
   }
   context->Exit();
   context.Dispose();
+  printf("Zone allocated: %d\n", zone_allocated);
   return 0;
 }
 
diff --git a/src/zone-inl.h b/src/zone-inl.h
index 6e2d558..24371ca 100644
--- a/src/zone-inl.h
+++ b/src/zone-inl.h
@@ -32,10 +32,11 @@
 #include "zone.h"
 #include "v8-counters.h"
 
+extern int zone_allocated;
+
 namespace v8 {
 namespace internal {
 
-
 AssertNoZoneAllocation::AssertNoZoneAllocation()
     : prev_(Isolate::Current()->zone_allow_allocation()) {
   Isolate::Current()->set_zone_allow_allocation(false);
@@ -52,6 +53,7 @@ inline void* Zone::New(int size) {
   ASSERT(ZoneScope::nesting() > 0);
   // Round up the requested size to fit the alignment.
   size = RoundUp(size, kAlignment);
+  zone_allocated += size;
 
   // Check if the requested size is available without expanding.
   Address result = position_;
diff --git a/src/zone.cc b/src/zone.cc
index 42ce8c5..5d80fee 100644
--- a/src/zone.cc
+++ b/src/zone.cc
@@ -30,6 +30,8 @@
 #include "zone-inl.h"
 #include "splay-tree-inl.h"
 
+int zone_allocated = 0;
+
 namespace v8 {
 namespace internal {