xdl_merge(): introduce XDL_MERGE_ZEALOUS_ALNUM

diff --git a/t/t3404-rebase-interactive.sh b/t/t3404-rebase-interactive.sh
index e33ea4e9f4c33cc1f94cd184c371a8fa05bedf3b..e5ed74545b8a2ac9c2063b2ae40d7c661bda0260 100755 (executable)
--- a/t/t3404-rebase-interactive.sh
+++ b/t/t3404-rebase-interactive.sh
@@ -340,4 +340,26 @@ test_expect_success 'rebase a commit violating pre-commit' '
 
 '
 
+test_expect_success 'rebase with a file named HEAD in worktree' '
+
+       rm -fr .git/hooks &&
+       git reset --hard &&
+       git checkout -b branch3 A &&
+
+       (
+               GIT_AUTHOR_NAME="Squashed Away" &&
+               export GIT_AUTHOR_NAME &&
+               >HEAD &&
+               git add HEAD &&
+               git commit -m "Add head" &&
+               >BODY &&
+               git add BODY &&
+               git commit -m "Add body"
+       ) &&
+
+       FAKE_LINES="1 squash 2" git rebase -i to-be-rebased &&
+       test "$(git show -s --pretty=format:%an)" = "Squashed Away"
+
+'
+
 test_done