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_session/src/config.rs
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@ -491,8 +491,8 @@ pub enum OutputType {
DepInfo,
}
// Safety: Trivial C-Style enums have a stable sort order across compilation sessions.
unsafe impl StableOrd for OutputType {
// Trivial C-Style enums have a stable sort order across compilation sessions.
impl StableOrd for OutputType {
const CAN_USE_UNSTABLE_SORT: bool = true;
}