From 9bf25cf083493be6ba4df71fd884626369153fce Mon Sep 17 00:00:00 2001
From: "Paul \"LeoNerd\" Evans" <leonerd@leonerd.org.uk>
Date: Thu, 9 Feb 2023 17:08:59 +0000
Subject: Initial implementation of subclassing, via :isa class attribute

---
 hv.h | 1 +
 1 file changed, 1 insertion(+)

(limited to 'hv.h')

diff --git a/hv.h b/hv.h
index 7866dea540..04780adf07 100644
--- a/hv.h
+++ b/hv.h
@@ -134,6 +134,7 @@ struct xpvhv_aux {
     U32         xhv_aux_flags;      /* assorted extra flags */
 
     /* The following fields are only valid if we have the flag HvAUXf_IS_CLASS */
+    HV          *xhv_class_superclass;         /* STASH of the :isa() base class */
     AV          *xhv_class_adjust_blocks;      /* CVs containing the ADJUST blocks */
     PADNAMELIST *xhv_class_fields;             /* PADNAMEs with PadnameIsFIELD() */
     PADOFFSET    xhv_class_next_fieldix;
-- 
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