From 51747d64baa0154da07802a519da0e6bcf9086a9 Mon Sep 17 00:00:00 2001
From: "Adam D. Ruppe" <destructionator@gmail.com>
Date: Fri, 26 Nov 2021 08:37:47 -0500
Subject: [PATCH] fix segfault on bad xml

---
 dom.d | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/dom.d b/dom.d
index baf08f8..a693f4b 100644
--- a/dom.d
+++ b/dom.d
@@ -1133,7 +1133,8 @@ class Document : FileResource, DomParent {
 		} while (r.type != 0 || r.element.nodeType != 1); // we look past the xml prologue and doctype; root only begins on a regular node
 
 		root = r.element;
-		root.parent_ = this;
+		if(root !is null)
+			root.parent_ = this;
 
 		if(!strict) // in strict mode, we'll just ignore stuff after the xml
 		while(r.type != 4) {
@@ -8012,6 +8013,10 @@ unittest {
 
 }
 
+unittest {
+	auto document = new Document("broken"); // just ensuring it doesn't crash
+}
+
 /*
 Copyright: Adam D. Ruppe, 2010 - 2021
 License:   <a href="http://www.boost.org/LICENSE_1_0.txt">Boost License 1.0</a>.