Enable LTO

LTO was disabled as attempt to work around for the python extension
linker flags. We can enable LTO again now.

[1] https://bugzilla.redhat.com/show_bug.cgi?id=1863739#c2

sanlock.spec

@@ -1,6 +1,6 @@
 Name:           sanlock
 Version:        3.8.1
-Release:        6%{?dist}
+Release:        7%{?dist}
 Summary:        A shared storage lock manager
 
 License:        GPLv2 and GPLv2+ and LGPLv2+
@@ -31,11 +31,6 @@ The sanlock daemon manages leases for applications on hosts using shared storage
 %patch0 -p1
 
 %build
-# This package mixes PIC/PIE objects which causes errors in LTO mode.
-# We could disable PIE, but that would run afoul of security policy in
-# RHEL, so for now we just disable LTO.
-%define _lto_cflags %{nil}
-
 %set_build_flags
 # upstream does not require configure
 # upstream does not support _smp_mflags
@@ -185,6 +180,10 @@ common sanlock lockspace.
 
 
 %changelog
+
+* Sat Aug 08 2020 Nir Soffer <nsoffer@redhat.com> - 3.8.1-7
+- Enable LTO
+
 * Sun Aug 02 2020 Nir Soffer <nsoffer@redhat.com> - 3.8.1-6
 - Removing extra linkeer args, hopefully fix python build