anno: Stop segmentation violation on `-number 0'.

[nmh] / test / folder / test-packf

diff --git a/test/folder/test-packf b/test/folder/test-packf
index 4d4e4db..f4f2d43 100755 (executable)
--- a/test/folder/test-packf
+++ b/test/folder/test-packf
@@ -16,6 +16,8 @@ fi
 
 setup_test
 
+check_exit '-eq 1' packf - # gcov
+
 expected="$MH_TEST_DIR/$$.expected"
 actual="$MH_TEST_DIR/$$.actual"