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

[nmh] / test / folder / test-sortm

diff --git a/test/folder/test-sortm b/test/folder/test-sortm
index e6c73ba..7f3a651 100755 (executable)
--- a/test/folder/test-sortm
+++ b/test/folder/test-sortm
@@ -16,6 +16,8 @@ fi
 
 setup_test
 
+check_exit '-eq 1' sortm - # gcov
+
 expected=$MH_TEST_DIR/$$.expected
 actual=$MH_TEST_DIR/$$.actual