From d5d45465b2b4376731c9ab8cd96b51a66496a492 Mon Sep 17 00:00:00 2001
From: Jason Merrill <jason@redhat.com>
Date: Tue, 12 Sep 2023 12:15:13 -0400
Subject: [PATCH] c++: overlapping subobjects tweak

The ABI is settling on "similar" for this rule.

gcc/cp/ChangeLog:

	* class.cc (check_subobject_offset): Use similar_type_p.
---
 gcc/cp/class.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gcc/cp/class.cc b/gcc/cp/class.cc
index 9139a0075abf..d270dcbb14ce 100644
--- a/gcc/cp/class.cc
+++ b/gcc/cp/class.cc
@@ -4065,7 +4065,7 @@ check_subobject_offset (tree type, tree offset, splay_tree offsets)
 	return 1;
 
       if (cv_check != ignore
-	  && same_type_ignoring_top_level_qualifiers_p (elt, type))
+	  && similar_type_p (elt, type))
 	{
 	  if (cv_check == fast)
 	    return 1;
-- 
2.47.2