Disable LTO

tcl.spec

@@ -5,7 +5,7 @@
 Summary: Tool Command Language, pronounced tickle
 Name: tcl
 Version: %{vers}
-Release: 2%{?dist}
+Release: 3%{?dist}
 Epoch: 1
 License: TCL
 URL: http://tcl.sourceforge.net/
@@ -68,6 +68,10 @@ chmod -x generic/tclStrToD.c
 %patch3 -p1 -b .tcltests-path-fix
 
 %build
+# This package has static probes which do not work with LTO
+# Disable LTO
+%define _lto_cflags %{nil}
+
 pushd unix
 autoconf
 %configure \
@@ -143,6 +147,9 @@ rm -rf %{buildroot}/%{_datadir}/%{name}%{majorver}/ldAix
 %{_datadir}/%{name}%{majorver}/tclAppInit.c
 
 %changelog
+* Tue Jun 30 2020 Jeff Law <law@redhat.com> - 1:8.6.10-3
+Disable LTO
+
 * Wed May 13 2020 Jaroslav Škarvada <jskarvad@redhat.com> - 1:8.6.10-2
 - Fixed tcltests path
   Resolves: rhbz#1833701