another string
add a func
call a func
Revert "call a func"

This reverts commit f239190e22eb58080cec2a39d5acd1e680a3813a.
Revert "add a func"

This reverts commit 0f51b44fc3202b7106fdb27f304d6f5b51fbc455.
Revert "another string"

This reverts commit 211aac71ad118ed60f0dd7233379fd8f9c3d18ba.