--- tests/posixexp2.tests	2010-11-11 17:50:47.000000000 -0800
+++ tests/posixexp2.tests	2012-07-12 13:15:14.818468328 -0700
@@ -2,6 +2,11 @@
 
 set -o posix
 
+xpg=`shopt | grep xpg_echo | awk '{ print $2 }'`
+if [ ${xpg} = "on" ] ; then
+    shopt -u xpg_echo
+fi
+
 (echo 1 ${IFS+'}'z}) 2>&- || echo failed in 1
 (echo 2 "${IFS+'}'z}") 2>&- || echo failed in 2
 (echo 3 "foo ${IFS+'bar} baz") 2>&- || echo failed in 3