Architecture specific change in rpms/xrootd.git

The package rpms/xrootd.git has added or updated architecture specific content in its
spec file (ExclusiveArch/ExcludeArch or %ifarch/%ifnarch) in commit(s):
https://src.fedoraproject.org/cgit/rpms/xrootd.git/commit/?id=58f2307ac532f3....

Change:
+%ifarch %{ix86} %{arm}

Thanks.

Full change:
============

commit 58f2307ac532f3b368226a857a3817b5edc72a5d
Author: Mattias Ellert 
Date:   Fri Jul 24 14:56:45 2020 +0200

Disable LTO for 32 bit architectures due to the POSIX preload code

diff --git a/xrootd.spec b/xrootd.spec
index 96999b2..70416f6 100644
--- a/xrootd.spec
+++ b/xrootd.spec
@@ -1,3 +1,8 @@
+%ifarch %{ix86} %{arm}
+# LTO does not work for the POSIX preload code on 32 bit architectures
+%define _lto_cflags %{nil}
+%endif
+
 %if %{?fedora}%{!?fedora:0} >= 31 || %{?rhel}%{!?rhel:0} >= 9
 %undefine __cmake_in_source_build
 %global oldcmakemacro 0
@@ -735,6 +740,7 @@ fi
 %changelog
 * Fri Jul 24 2020 Mattias Ellert  - 1:4.12.3-3
 - Fix one definition rule (ODR) violation for LTO
+- Disable LTO for 32 bit architectures due to the POSIX preload code

* Thu Jul 16 2020 Mattias Ellert  - 1:4.12.3-2
 - Fix a typo in the rpm scriptlets (missing underscore)