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-rwxr-xr-xgit-filter-branch.sh2
-rwxr-xr-xt/t7003-filter-branch.sh8
2 files changed, 9 insertions, 1 deletions
diff --git a/git-filter-branch.sh b/git-filter-branch.sh
index 98f1779cf..86b2ff1e0 100755
--- a/git-filter-branch.sh
+++ b/git-filter-branch.sh
@@ -404,7 +404,7 @@ while read commit parents; do
then
tree=$(git write-tree)
else
- tree="$commit^{tree}"
+ tree=$(git rev-parse "$commit^{tree}")
fi
workdir=$workdir @SHELL_PATH@ -c "$filter_commit" "git commit-tree" \
"$tree" $parentstr < ../message > ../map/$commit ||
diff --git a/t/t7003-filter-branch.sh b/t/t7003-filter-branch.sh
index 869e0bf07..edb834187 100755
--- a/t/t7003-filter-branch.sh
+++ b/t/t7003-filter-branch.sh
@@ -333,6 +333,14 @@ test_expect_success 'prune empty collapsed merges' '
test_cmp expect actual
'
+test_expect_success 'prune empty works even without index/tree filters' '
+ git rev-list HEAD >expect &&
+ git commit --allow-empty -m empty &&
+ git filter-branch -f --prune-empty HEAD &&
+ git rev-list HEAD >actual &&
+ test_cmp expect actual
+'
+
test_expect_success '--remap-to-ancestor with filename filters' '
git checkout master &&
git reset --hard A &&