Ryo Onodera 2c7447b73e
Secure sysvars under hash by freezing all strictly (#7892)
* Secure sysvars under hash by freezing all strictly

* Fix hash's non-idempotnet and add new test

* Clean up

* More cleanups
2020-01-24 16:10:32 +09:00
..
2020-01-22 17:54:06 -08:00
2020-01-22 17:54:06 -08:00
2020-01-16 08:43:13 -07:00