1 files changed, 5 insertions, 2 deletions
diff --git a/tests/cond24.test b/tests/cond24.test
index 7bfa89f58..11f8d8701 100755
--- a/tests/cond24.test
+++ b/tests/cond24.test
@@ -22,15 +22,18 @@
 cat >>configure.in <<EOF
 AC_SUBST([foo], [bar])
 AM_CONDITIONAL([COND], [true])
-AC_OUTPUT
 EOF
 
 cat >Makefile.am <<EOF
 if COND
+## A dummy comment to change line numer.
 foo = baz
 endif
 EOF
 
 $ACLOCAL
 AUTOMAKE_fails
-grep 'foo was already defined' stderr
+grep '^Makefile\.am:3:.* foo was already defined' stderr
+grep '^configure\.in:4:.*foo.* previously defined here' stderr
+
+: