@Inline
private final void verifyChild(Object child, Object parent, String where) {
if (child != null) {
final ObjectReference childRef = ObjectReference.fromObject(child);
if (!heapManager.isObject(childRef.toAddress())) {
Unsafe.debug("GCVerifyError: in ");
Unsafe.debug(where);
Unsafe.debug(", parent type ");
Unsafe.debug(VmMagic.getObjectType(parent).getName());
Unsafe.debug(VmMagic.getObjectColor(parent));