parseopt: add OPT_NOOP_NOARG

diff --git a/t/t7300-clean.sh b/t/t7300-clean.sh
index 7e1be444027621e1ea94b0b9ed0e129fce922b02..800b5368a5248835bb9817c0e0c8409131306b3c 100755 (executable)
--- a/t/t7300-clean.sh
+++ b/t/t7300-clean.sh
@@ -453,4 +453,11 @@ test_expect_success 'git clean -e' '
        )
 '
 
+test_expect_success SANITY 'git clean -d with an unreadable empty directory' '
+       mkdir foo &&
+       chmod a= foo &&
+       git clean -dfx foo &&
+       ! test -d foo
+'
+
 test_done