attr.c: drop hashmap_cmp_fn cast

diff --git a/t/t6120-describe.sh b/t/t6120-describe.sh
index 167491fd5b0d0c5ed3744c51cd0f05723c9f964b..16952e44fcfd705e115b81099bdbff809ff1520d 100755 (executable)
--- a/t/t6120-describe.sh
+++ b/t/t6120-describe.sh
@@ -233,4 +233,24 @@ test_expect_success 'describe --contains and --no-match' '
        test_cmp expect actual
 '
 
+test_expect_success 'setup and absorb a submodule' '
+       test_create_repo sub1 &&
+       test_commit -C sub1 initial &&
+       git submodule add ./sub1 &&
+       git submodule absorbgitdirs &&
+       git commit -a -m "add submodule" &&
+       git describe --dirty >expect &&
+       git describe --broken >out &&
+       test_cmp expect out
+'
+
+test_expect_success 'describe chokes on severly broken submodules' '
+       mv .git/modules/sub1/ .git/modules/sub_moved &&
+       test_must_fail git describe --dirty
+'
+test_expect_success 'describe ignoring a borken submodule' '
+       git describe --broken >out &&
+       grep broken out
+'
+
 test_done