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Rollup merge of #115536 - RalfJung:interpreter-privacy, r=oli-obk

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interpret: make MemPlace, Place, Operand types private to the interpreter

Outside the interpreter, only the typed versions should be used.
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Matthias Krüger 2023-09-05 15:16:50 +02:00 • committed by GitHub
commit 09974dfc69
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41 changed files with 417 additions and 338 deletions
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compiler/rustc_middle/src/mir/interpret/pointer.rs
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@ -103,7 +103,7 @@ impl<T: HasDataLayout> PointerArithmetic for T {}
/// mostly opaque; the `Machine` trait extends it with some more operations that also have access to
/// some global state.
/// The `Debug` rendering is used to display bare provenance, and for the default impl of `fmt`.
pub trait Provenance: Copy + fmt::Debug {
pub trait Provenance: Copy + fmt::Debug + 'static {
/// Says whether the `offset` field of `Pointer`s with this provenance is the actual physical address.
/// - If `false`, the offset *must* be relative. This means the bytes representing a pointer are
/// different from what the Abstract Machine prescribes, so the interpreter must prevent any