File no 1 :- Comptroller.sol
Before optimization gas 10168545 gas, transaction cost 8842213 gas , execution cost 8173809 gas
After Optimization gas 10084920 gas, transaction cost 8769495 gas , execution cost 8107075 gas
File No 2 :- CErc20.sol
Before :- gas 6882621 gas, transaction cost 5984887 gas , execution cost 5526283 gas ,
After :- gas 6854081 gas, transaction cost 5960070 gas , execution cost 5503446 gas ,
File No :- 3 CToken.sol Can't because of abtract but you can change and see gas difference inhertied file.
File No :- 4 CErc20Delegate.sol
Before gas 7139455 gas, transaction cost 6208221 gas , execution cost 5734585 gas ,
After gas 7093957 gas, transaction cost 6168658 gas , execution cost 5697738 gas
File No :- 5 CErc20Delegator.sol
Before gas 3854322 gas, transaction cost 3351584 gas , execution cost 3024516 gas
After gas 3834579 gas, transaction cost 3334416 gas , execution cost 3009964 gas
File No :- 6 BaseJumpRateModelV2.sol can't because abtract contract