Adapt Danno's Track Allocation Info idea to fast literals. When allocating a literal array,

src/objects-debug.cc

Index: src/objects-debug.cc
diff --git a/src/objects-debug.cc b/src/objects-debug.cc
index 5045e1e11773955b8765f38284ed4c87022c75f4..3c2634fd2501e9ab720c4d54fbaef232498e1480 100644
--- a/src/objects-debug.cc
+++ b/src/objects-debug.cc
@@ -774,6 +774,11 @@ void TypeSwitchInfo::TypeSwitchInfoVerify() {
 }
 
 
+void AllocationSiteInfo::AllocationSiteInfoVerify() {
+  CHECK(IsAllocationSiteInfo());

[danno, 2013/01/04 08:50:55]

Verify that the payload is also an Object.

+}
+
+
 void Script::ScriptVerify() {
   CHECK(IsScript());
   VerifyPointer(source());