bjoernager/rust
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Un-unsafe the StableOrd trait

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Whilst incorrect implementations of this trait can cause miscompilation,
they cannot cause memory unsafety in rustc.
This commit is contained in:
Alan Egerton 2024-06-12 13:01:22 +01:00
parent 02c7a5921e
commit 114dd2061e
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6 changed files with 26 additions and 25 deletions
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4
compiler/rustc_span/src/def_id.rs
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@ -120,8 +120,8 @@ impl Default for DefPathHash {
}
}
// Safety: `DefPathHash` sort order is not affected (de)serialization.
unsafe impl StableOrd for DefPathHash {
// `DefPathHash` sort order is not affected (de)serialization.
impl StableOrd for DefPathHash {
const CAN_USE_UNSTABLE_SORT: bool = true;
}