Merge branch 'cb/filter-branch-prune-empty-degenerate-merges' into maint

diff --git a/contrib/subtree/t/t7900-subtree.sh b/contrib/subtree/t/t7900-subtree.sh
index 66ce4b07c2dc2d2d56dc260883f86d8672d2ac69..8dc684035318c86516860cb70eef987881f3899f 100755 (executable)
--- a/contrib/subtree/t/t7900-subtree.sh
+++ b/contrib/subtree/t/t7900-subtree.sh
@@ -8,7 +8,8 @@ This test verifies the basic operation of the merge, pull, add
 and split subcommands of git subtree.
 '
 
-export TEST_DIRECTORY=$(pwd)/../../../t
+TEST_DIRECTORY=$(pwd)/../../../t
+export TEST_DIRECTORY
 
 . ../../../t/test-lib.sh