1 files changed, 7 insertions, 0 deletions
diff --git a/runtime/obj_ptr-inl.h b/runtime/obj_ptr-inl.h
index 3dfcf9e2cf..1c698b5c4d 100644
--- a/runtime/obj_ptr-inl.h
+++ b/runtime/obj_ptr-inl.h
@@ -41,6 +41,7 @@ inline void ObjPtr<MirrorType, kPoison>::AssertValid() const {
 template<class MirrorType, bool kPoison>
 inline uintptr_t ObjPtr<MirrorType, kPoison>::Encode(MirrorType* ptr) {
   uintptr_t ref = reinterpret_cast<uintptr_t>(ptr);
+  DCHECK_ALIGNED(ref, kObjectAlignment);
   if (kPoison && ref != 0) {
     DCHECK_LE(ref, 0xFFFFFFFFU);
     ref >>= kObjectAlignmentShift;
@@ -52,6 +53,12 @@ inline uintptr_t ObjPtr<MirrorType, kPoison>::Encode(MirrorType* ptr) {
   return ref;
 }
 
+template<class MirrorType, bool kPoison>
+inline std::ostream& operator<<(std::ostream& os, ObjPtr<MirrorType, kPoison> ptr) {
+  // May be used for dumping bad pointers, do not use the checked version.
+  return os << ptr.DecodeUnchecked();
+}
+
 }  // namespace art
 
 #endif  // ART_RUNTIME_OBJ_PTR_INL_H_