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Relax some rules in unsafe context #6453

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Sep 16, 2022
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Relax some rules in unsafe context #6453

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Relax some rules in unsafe context
jcouv Sep 14, 2022
f22e2a7
Update low-level-struct-improvements.md
jcouv Sep 14, 2022
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6 changes: 6 additions & 0 deletions proposals/low-level-struct-improvements.md
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Expand Up @@ -702,6 +702,12 @@ Namely the rules of [method invocation](#rules-method-invocation) updated above:

For a `new` expression with initializers, the initializer expressions count as arguments (they contribute their *safe-to-escape*) and the `ref` initializer expressions count as `ref` arguments (they contribute their *ref-safe-to-escape*), recursively.

## Changes in unsafe context

Pointer types are extended to allow managed types as referent type, but only in casts.
Such pointer types are written as a managed type followed by a `*` token. They produce a warning.
The address-of operator is relaxed to accept a variable with a managed type as its operand.

## Considerations
There are considerations other parts of the development stack should consider when evaluating this feature.

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