It seems that libunistring now does line wrapping slightly differently,
perhaps due to Unicode updates.
AS_BOX([$opt])
sed "s/opt/$opt/" < evaluate-base.sps > evaluate.sps
AT_CHECK([pspp --testing-mode evaluate.sps], [1], [dnl
-lower('ABCDEFGHIJKLMNOPQRSTUVWXYZ!@%&*089') => "abcdefghijklmnopqrstuvwxyz!@
-%&*089"
+lower('ABCDEFGHIJKLMNOPQRSTUVWXYZ!@%&*089') => "abcdefghijklmnopqrstuvwxyz!
+@%&*089"
lower('') => ""
AS_BOX([$opt])
sed "s/opt/$opt/" < evaluate-base.sps > evaluate.sps
AT_CHECK([pspp --testing-mode evaluate.sps], [1], [dnl
-upcase('abcdefghijklmnopqrstuvwxyz!@%&*089') => "ABCDEFGHIJKLMNOPQRSTUVWXYZ!@
-%&*089"
+upcase('abcdefghijklmnopqrstuvwxyz!@%&*089') => "ABCDEFGHIJKLMNOPQRSTUVWXYZ!
+@%&*089"
upcase('') => ""