blame: prevent a segv when -L given start > EOF

diff --git a/t/t0020-crlf.sh b/t/t0020-crlf.sh
index 1be7446d8d9f8a46b463f2474a8c25bdd33044d2..4e72b53140bd35db87a6c873eda9e75e896e1cdd 100755 (executable)
--- a/t/t0020-crlf.sh
+++ b/t/t0020-crlf.sh
@@ -429,6 +429,37 @@ test_expect_success 'in-tree .gitattributes (4)' '
        }
 '
 
+test_expect_success 'checkout with existing .gitattributes' '
+
+       git config core.autocrlf true &&
+       git config --unset core.safecrlf &&
+       echo ".file2 -crlfQ" | q_to_cr >> .gitattributes &&
+       git add .gitattributes &&
+       git commit -m initial &&
+       echo ".file -crlfQ" | q_to_cr >> .gitattributes &&
+       echo "contents" > .file &&
+       git add .gitattributes .file &&
+       git commit -m second &&
+
+       git checkout master~1 &&
+       git checkout master &&
+       test "$(git diff-files --raw)" = ""
+
+'
+
+test_expect_success 'checkout when deleting .gitattributes' '
+
+       git rm .gitattributes &&
+       echo "contentsQ" | q_to_cr > .file2 &&
+       git add .file2 &&
+       git commit -m third
+
+       git checkout master~1 &&
+       git checkout master &&
+       remove_cr .file2 >/dev/null
+
+'
+
 test_expect_success 'invalid .gitattributes (must not crash)' '
 
        echo "three +crlf" >>.gitattributes &&