test_expect_success \
'preparation' '
git config core.symlinks false &&
-l=$(echo -n file | git-hash-object -t blob -w --stdin) &&
+l=$(printf file | git hash-object -t blob -w --stdin) &&
echo "120000 $l symlink" | git update-index --index-info'
test_expect_success \
'modify the symbolic link' '
-echo -n new-file > symlink &&
+printf new-file > symlink &&
git update-index symlink'
test_expect_success \