diff --git a/hphp/runtime/base/tv_helpers.cpp b/hphp/runtime/base/tv_helpers.cpp
index c4241fdfe..00c610140 100644
--- a/hphp/runtime/base/tv_helpers.cpp
+++ b/hphp/runtime/base/tv_helpers.cpp
@@ -164,6 +164,19 @@ void cellCastToInt64InPlace(Cell* cell) {
     tvDecRefStr(cell);
     break;
   }
+  case KindOfArray:
+    i = cell->m_data.parr->empty() ? 0 : 1;
+    tvDecRefArr(cell);
+    break;
+  case KindOfObject:
+    i = cell->m_data.pobj->o_toInt64();
+    tvDecRefObj(cell);
+    break;
+  default:
+    not_reached();
+  }
+  cell->m_data.num = i;
+  cell->m_type = KindOfInt64;
 }
 
 void tvCastToInt64InPlace(TypedValue* tv) {
diff --git a/hphp/runtime/vm/jit/translator-runtime.cpp b/hphp/runtime/vm/jit/translator-runtime.cpp
index bc4828bbd..16377c024 100644
--- a/hphp/runtime/vm/jit/translator-runtime.cpp
+++ b/hphp/runtime/vm/jit/translator-runtime.cpp
@@ -159,7 +159,7 @@ int64_t convStrToIntHelper(const StringData* s) {
 
 int64_t convCellToIntHelper(TypedValue tv) {
   // TODO call cellToInt directly from the TC.
-  return cellToInt(tv);
+  return cellToInt(&tv);
 }
 
 ObjectData* convCellToObjHelper(TypedValue tv) {
diff --git a/hphp/runtime/vm/member_operations.h b/hphp/runtime/vm/member_operations.h
index 2f06762e3..245f71d13 100644
--- a/hphp/runtime/vm/member_operations.h
+++ b/hphp/runtime/vm/member_operations.h
@@ -643,7 +643,7 @@ template<KeyType keyType>
 inline int64_t castKeyToInt(TypedValue* key) {
   TypedValue scratch;
   initScratchKey<keyType>(scratch, key);
-  return cellToInt(*tvToCell(key));
+  return cellToInt(tvToCell(key));
 }
 
 template<>