xdl_merge(): introduce XDL_MERGE_ZEALOUS_ALNUM

diff --git a/t/t7201-co.sh b/t/t7201-co.sh
index 73d8a00e2cca907e562c50c70a10c02e3c0e02ca..dbf1ace29ef8ad178a0ad8539e6bde30482ee60f 100755 (executable)
--- a/t/t7201-co.sh
+++ b/t/t7201-co.sh
@@ -214,6 +214,22 @@ test_expect_success 'checkout to detach HEAD with branchname^' '
        fi
 '
 
+test_expect_success 'checkout to detach HEAD with :/message' '
+
+       git checkout -f master && git clean -f &&
+       git checkout ":/Initial" &&
+       H=$(git rev-parse --verify HEAD) &&
+       M=$(git show-ref -s --verify refs/heads/master) &&
+       test "z$H" = "z$M" &&
+       if git symbolic-ref HEAD >/dev/null 2>&1
+       then
+               echo "OOPS, HEAD is still symbolic???"
+               false
+       else
+               : happy
+       fi
+'
+
 test_expect_success 'checkout to detach HEAD with HEAD^0' '
 
        git checkout -f master && git clean -f &&