From 44d861b2cbbce0b83a35af4d3d7c8c2722430d17 Mon Sep 17 00:00:00 2001
From: Matti Kortelainen <matti.kortelainen@cern.ch>
Date: Wed, 11 Jan 2023 17:41:40 +0100
Subject: [PATCH] Fix a memory leak

Before ROOT allocated the member arrays of layout_ of the newObj, that
are then overwritten by ROOTReadStreamer without deallocation. Setting
layout_ as the target as well tells ROOT to not to do those allocations.
---
 .../PortableTestObjects/src/alpaka/classes_serial_def.xml       | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/DataFormats/PortableTestObjects/src/alpaka/classes_serial_def.xml b/DataFormats/PortableTestObjects/src/alpaka/classes_serial_def.xml
index 74916c65814fb..ce8b904592e6d 100644
--- a/DataFormats/PortableTestObjects/src/alpaka/classes_serial_def.xml
+++ b/DataFormats/PortableTestObjects/src/alpaka/classes_serial_def.xml
@@ -5,7 +5,7 @@
     targetClass="portabletest::TestHostCollection"
     version="[1-]"
     source="portabletest::TestSoA layout_;"
-    target="buffer_"
+    target="buffer_,layout_"
     embed="false">
   <![CDATA[
     portabletest::TestHostCollection::ROOTReadStreamer(newObj, onfile.layout_);