blame: default to HEAD in a bare repo when no start commit is given

diff --git a/t/t4200-rerere.sh b/t/t4200-rerere.sh
index 428b3c1e9e85a25dab044ae833bf469158c28057..55b7750ade1c5fd225f830bbbfcb42938abcbe37 100755 (executable)
--- a/t/t4200-rerere.sh
+++ b/t/t4200-rerere.sh
@@ -642,4 +642,33 @@ test_expect_success 'rerere with inner conflict markers' '
        test_cmp expect actual
 '
 
+test_expect_success 'setup simple stage 1 handling' '
+       test_create_repo stage_1_handling &&
+       (
+               cd stage_1_handling &&
+
+               test_seq 1 10 >original &&
+               git add original &&
+               git commit -m original &&
+
+               git checkout -b A master &&
+               git mv original A &&
+               git commit -m "rename to A" &&
+
+               git checkout -b B master &&
+               git mv original B &&
+               git commit -m "rename to B"
+       )
+'
+
+test_expect_success 'test simple stage 1 handling' '
+       (
+               cd stage_1_handling &&
+
+               git config rerere.enabled true &&
+               git checkout A^0 &&
+               test_must_fail git merge B^0
+       )
+'
+
 test_done