BEGINSUB as unexecutable marker #2659
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Hi, I'm a bot! This change was automatically merged because: - It only modifies existing Draft or Last Call EIP(s) - The PR was approved or written by at least one author of each modified EIP - The build is passing
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Hi, I'm a bot! This change was automatically merged because: - It only modifies existing Draft or Last Call EIP(s) - The PR was approved or written by at least one author of each modified EIP - The build is passing
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Hi, I'm a bot! This change was automatically merged because: - It only modifies existing Draft or Last Call EIP(s) - The PR was approved or written by at least one author of each modified EIP - The build is passing
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This PR incorporates the proposed fix to prevent the EVM from stepping (as opposed to jumping) to BEGINSUB -- JUMPSUB transfers control to the instruction after BEGINSUB; BEGINSUB itself aborts. This PR does not prevent "jumping into subroutines."
EIP-2315 “Simple Subroutines for the EVM” - AnalysisPawel Bylica @chfast, Andrei Maiboroda @gumb0, and Alex Beregszaszi @axic.
https://ethereum-magicians.org/t/eip-2315-simple-subroutines-for-the-evm-analysis/4229