ethereum/solidity v0.6.11

Version 0.6.11

on GitHub

This release adds inheritance to NatSpec comments, improves debugging data output and fixes some minor issues with opening up calldata for non-external functions.

Language Features:

• General: Add unit denomination gwei
• Yul: Support linkersymbol builtin in standalone assembly mode to refer to library addresses.
• Yul: Support using string literals exceeding 32 bytes as literal arguments for builtins.

Compiler Features:

• NatSpec: Add fields kind and version to the JSON output.
• NatSpec: Inherit tags from unique base functions if derived function does not provide any.
• Commandline Interface: Prevent some incompatible commandline options from being used together.
• NatSpec: Support NatSpec comments on events.
• Yul Optimizer: Store knowledge about storage / memory after a := sload(x) / a := mload(x).
• SMTChecker: Support external calls to unknown code.
• Source Maps: Also tag jumps into and out of Yul functions as jumps into and out of functions.

Bugfixes:

• NatSpec: Do not consider //// and /*** as NatSpec comments.
• Type Checker: Disallow constructor parameters with calldata data location.
• Type Checker: Do not disallow assigning to calldata variables.
• Type Checker: Fix internal error related to using for applied to non-libraries.
• Wasm backend: Fix code generation for for-loops with pre statements.
• Wasm backend: Properly support both i32.drop and i64.drop, and remove drop.
• Yul: Disallow the same variable to occur multiple times on the left-hand side of an assignment.
• Yul: Fix source location of variable multi-assignment.

We especially thank all the contributors that made this release possible:

a3d4, Alex Beregszaszi, Alexander Arlt, Bhargava Shastry, Daniel Kirchner, Djordje Mijovic, Harikrishnan Mulackal, Kamil Śliwak, Leonardo Alt, Mathias Baumann, step21

If you want to perform a source build, please only use solidity_0.6.11.tar.gz and not the zip provided by github directly.