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-rw-r--r--merge-ort.c1
-rwxr-xr-xt/t4300-merge-tree.sh27
2 files changed, 28 insertions, 0 deletions
diff --git a/merge-ort.c b/merge-ort.c
index a50b095c47..44782c19cb 100644
--- a/merge-ort.c
+++ b/merge-ort.c
@@ -1916,6 +1916,7 @@ static void initialize_attr_index(struct merge_options *opt)
struct index_state *attr_index = &opt->priv->attr_index;
struct cache_entry *ce;
+ attr_index->repo = opt->repo;
attr_index->initialized = 1;
if (!opt->renormalize)
diff --git a/t/t4300-merge-tree.sh b/t/t4300-merge-tree.sh
index 57c4f26e46..9c197260d5 100755
--- a/t/t4300-merge-tree.sh
+++ b/t/t4300-merge-tree.sh
@@ -86,6 +86,33 @@ EXPECTED
test_cmp expected actual
'
+test_expect_success '3-way merge with --attr-source' '
+ test_when_finished rm -rf 3-way &&
+ git init 3-way &&
+ (
+ cd 3-way &&
+ test_commit initial file1 foo &&
+ base=$(git rev-parse HEAD) &&
+ git checkout -b brancha &&
+ echo bar >>file1 &&
+ git commit -am "adding bar" &&
+ source=$(git rev-parse HEAD) &&
+ git checkout @{-1} &&
+ git checkout -b branchb &&
+ echo baz >>file1 &&
+ git commit -am "adding baz" &&
+ merge=$(git rev-parse HEAD) &&
+ git checkout -b gitattributes &&
+ test_commit "gitattributes" .gitattributes "file1 merge=union" &&
+ git checkout @{-1} &&
+ tree=$(git --attr-source=gitattributes merge-tree --write-tree \
+ --merge-base "$base" --end-of-options "$source" "$merge") &&
+ test_write_lines foo bar baz >expect &&
+ git cat-file -p "$tree:file1" >actual &&
+ test_cmp expect actual
+ )
+'
+
test_expect_success 'file change A, B (same)' '
git reset --hard initial &&
test_commit "change-a-b-same-A" "initial-file" "AAA" &&