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Add v0.6.0 change notes for inline assembly opcode syntax changes.

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Nathaniel Jensen 2022-09-21 17:50:29 +10:00
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docs/060-breaking-changes.rst
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@ -53,6 +53,8 @@ For most of the topics the compiler will provide suggestions.
If the name contains a dot, its prefix up to the dot may not conflict with any declaration outside the inline If the name contains a dot, its prefix up to the dot may not conflict with any declaration outside the inline
assembly block. assembly block.
* In inline assembly, opcodes that do not take arguments are now represented as "built-in functions" instead of standalone identifiers. So ``gas`` is now ``gas()``.
* State variable shadowing is now disallowed. A derived contract can only * State variable shadowing is now disallowed. A derived contract can only
declare a state variable ``x``, if there is no visible state variable with declare a state variable ``x``, if there is no visible state variable with
the same name in any of its bases. the same name in any of its bases.
@ -174,3 +176,6 @@ This section gives detailed instructions on how to update prior code for every b
``override`` to every overriding function. For multiple inheritance, add ``override(A, B, ..)``, ``override`` to every overriding function. For multiple inheritance, add ``override(A, B, ..)``,
where you list all contracts that define the overridden function in the parentheses. When where you list all contracts that define the overridden function in the parentheses. When
multiple bases define the same function, the inheriting contract must override all conflicting functions. multiple bases define the same function, the inheriting contract must override all conflicting functions.
* In inline assembly, add ``()`` to all opcodes that do not otherwise accept an argument.
For example, change ``pc`` to ``pc()``, and ``gas`` to ``gas()``.