From d11e42366e82328fb39962dfd5dcb21e360027b3 Mon Sep 17 00:00:00 2001
From: Jeff Law <law@redhat.com>
Date: Jan 17 2020 17:24:05 +0000
Subject: - Fix configure test for special printf handling compromised

  by GCC's printf optimizations

---

diff --git a/cpl-config.patch b/cpl-config.patch
new file mode 100644
index 0000000..34f7402
--- /dev/null
+++ b/cpl-config.patch
@@ -0,0 +1,24 @@
+diff -Nrup a/libcext/m4/eso.m4 b/libcext/m4/eso.m4
+--- a/libcext/m4/eso.m4	2019-02-15 11:47:40.000000000 -0700
++++ b/libcext/m4/eso.m4	2019-12-19 05:35:50.805784105 -0700
+@@ -558,7 +558,7 @@ AC_LANG_PROGRAM(
+ #include <string.h>
+ ]],
+ [[
+-    char s1[128], s2[128];
++    volatile char s1[128], s2[128];
+ 
+     sprintf(s1, "%p", s1);
+     sprintf(s2, "%#x", s1);
+diff -Nrup a/libcext/configure b/libcext/configure
+--- a/libcext/configure	2019-07-17 06:29:00.000000000 -0600
++++ b/libcext/configure	2019-12-19 05:36:38.808605520 -0700
+@@ -15415,7 +15415,7 @@ int
+ main ()
+ {
+ 
+-    char s1[128], s2[128];
++    volatile char s1[128], s2[128];
+ 
+     sprintf(s1, "%p", s1);
+     sprintf(s2, "%#x", s1);