100644 blob 43415a98d61fefb31d4c7a8dd6c7fefb00b4de0c	dead.go
100644 blob e968f27b4033e59fb0446e8982de13c04ee17033	shift.go
100644 blob e60943e37cfea455a7adb7c6576deb881239c968	shift_test.go
040000 tree f6eb9f4dcc6ad2a7b48c04e0a6a79cc3cc57e5ca	testdata