v0.3.10 ("Black Adder")

v0.3.10 is a performance focused release that additionally ships numerous bugfixes. It adds a codesize optimization mode (#3493), adds new vyper-specific #pragma directives (#3493), uses Cancun’s MCOPY opcode for some compiler generated code (#3483), and generates selector tables which now feature O(1) performance (#3496).

Breaking changes

• add runtime code layout to initcode (#3584)
• drop evm versions through istanbul (#3470)
• remove vyper signature from runtime (#3471)
• only allow valid identifiers to be nonreentrant keys (#3605)

Non-breaking changes and improvements

• O(1) selector tables (#3496)
• implement bound= in ranges (#3537, #3551)
• add optimization mode to vyper compiler (#3493)
• improve batch copy performance (#3483, #3499, #3525)

Notable fixes

• fix ecrecover() behavior when signature is invalid (GHSA-f5x6-7qgp-jhf3, #3586)
• fix: order of evaluation for some builtins (#3583, #3587)
• fix: memory allocation in certain builtins using msize (#3610)
• fix: _abi_decode() input validation in certain complex expressions (#3626)
• fix: pycryptodome for arm builds (#3485)
• let params of internal functions be mutable (#3473)
• typechecking of folded builtins in (#3490)
• update tload/tstore opcodes per latest 1153 EIP spec (#3484)
• fix: raw_call type when max_outsize=0 is set (#3572)
• fix: implements check for indexed event arguments (#3570)
• fix: type-checking for _abi_decode() arguments (#3626)

Other docs updates, chores and fixes

• relax restrictions on internal function signatures (#3573)
• note on security advisory in release notes for versions 0.2.15, 0.2.16, and 0.3.0 (#3553)
• fix: yanked version in release notes (#3545)
• update release notes on yanked versions (#3547)
• improve error message for conflicting methods IDs (#3491)
• document epsilon builtin (#3552)
• relax version pragma parsing (#3511)
• fix: issue with finding installed packages in editable mode (#3510)
• add note on security advisory for ecrecover in docs (#3539)
• add asm option to cli help (#3585)
• add message to error map for repeat range check (#3542)
• fix: public constant arrays (#3536)

New Contributors

• @0xmahdirostami made their first contribution in #3558
• @shmuel44 made their first contribution in #3566

Full Changelog: v0.3.9...v0.3.10