From 237788c0bc204eb08ba7000cd51c0c62ecb777c6 Mon Sep 17 00:00:00 2001 From: chriseth Date: Wed, 23 May 2018 17:33:10 +0200 Subject: Changelog entry. --- Changelog.md | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Changelog.md b/Changelog.md index 1e9b2787..b1f742bf 100644 --- a/Changelog.md +++ b/Changelog.md @@ -1,5 +1,10 @@ ### 0.5.0 (unreleased) +How to update your code: + * Change every ``.call()`` to a ``.call("")`` and every ``.call(signature, a, b, c)`` to use ``.call(abi.encodeWithSignature(signature, a, b, c))`` (the last one only works for value types). + * Change every ``keccak256(a, b, c)`` to ``keccak256(abi.encodePacked(a, b, c))``. + + Breaking Changes: * ABI Encoder: Properly pad data from calldata (``msg.data`` and external function parameters). Use ``abi.encodePacked`` for unpadded encoding. * Code Generator: Signed right shift uses proper arithmetic shift, i.e. rounding towards negative infinity. Warning: this may silently change the semantics of existing code! @@ -22,6 +27,7 @@ Breaking Changes: * Parser: Disallow trailing dots that are not followed by a number. * Type Checker: Disallow arithmetic operations for boolean variables. * Type Checker: Disallow conversions between ``bytesX`` and ``uintY`` of different size. + * Type Checker: Only accept a single ``bytes`` type for ``.call()`` (and family), ``keccak256()``, ``sha256()`` and ``ripemd160()``. * Remove obsolete ``std`` directory from the Solidity repository. This means accessing ``https://github.com/ethereum/soldity/blob/develop/std/*.sol`` (or ``https://github.com/ethereum/solidity/std/*.sol`` in Remix) will not be possible. * Syntax Checker: Named return values in function types are an error. -- cgit