Disable LTO.

rpm-ostree.spec

@@ -4,7 +4,7 @@
 Summary: Hybrid image/package system
 Name: rpm-ostree
 Version: 2020.3
-Release: 1%{?dist}
+Release: 2%{?dist}
 #VCS: https://github.com/cgwalters/rpm-ostree
 # This tarball is generated via "cd packaging && make -f Makefile.dist-packaging dist-snapshot"
 # in the upstream git.  If rust is enabled, it contains vendored sources.
@@ -124,6 +124,11 @@ The %{name}-devel package includes the header files for %{name}-libs.
 %autosetup -Sgit -n %{name}-%{version}
 
 %build
+# gobject introspection does not work with LTO.  There is an effort to fix this
+# in the appropriate project upstreams, so hopefully LTO can be enabled someday
+# Disable LTO.
+%define _lto_cflags %{nil}
+
 env NOCONFIGURE=1 ./autogen.sh
 %configure --disable-silent-rules --enable-gtk-doc
 make %{?_smp_mflags}
@@ -189,6 +194,9 @@ $PYTHON autofiles.py > files.devel \
 
 %files devel -f files.devel
 %changelog
+* Tue Jun 30 2020 Jeff Law <aw@redhat.com> - 2020.3-2
+Disable LTO
+
 * Wed Feb 05 2020 Jonathan Lebon <jonathan@jlebon.com> - 2020.3-1
 - New upstream version
   https://github.com/coreos/rpm-ostree/releases/tag/v2020.3