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Expand comment on NonMutatingUseContext.

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Camille GILLOT 2023-04-29 16:16:41 +00:00
parent 9325a254f0
commit 4ec76df4a9
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3
compiler/rustc_middle/src/mir/visit.rs
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@ -1252,6 +1252,9 @@ pub enum NonMutatingUseContext {
/// AddressOf for *const pointer.
AddressOf,
/// PlaceMention statement.
///
/// This statement is executed as a check that the `Place` is live without reading from it,
/// so it must be considered as a non-mutating use.
PlaceMention,
/// Used as base for another place, e.g., `x` in `x.y`. Will not mutate the place.
/// For example, the projection `x.y` is not marked as a mutation in these cases: