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Auto merge of #96082 - michaelwoerister:less_impl_stable_hash_via_hash, r=compiler-errors

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incr. comp.: Don't export impl_stable_hash_via_hash!() and warn about using it.

Fixes https://github.com/rust-lang/rust/issues/96013.
This commit is contained in:
bors 2022-04-20 03:51:09 +00:00
commit 27af517549
8 changed files with 38 additions and 37 deletions
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4
compiler/rustc_errors/src/lib.rs
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@ -37,6 +37,7 @@ pub use rustc_error_messages::{
};
pub use rustc_lint_defs::{pluralize, Applicability};
use rustc_span::source_map::SourceMap;
use rustc_span::HashStableContext;
use rustc_span::{Loc, Span};
use std::borrow::Cow;
@ -1494,6 +1495,7 @@ pub fn add_elided_lifetime_in_path_suggestion(
/// Useful type to use with `Result<>` indicate that an error has already
/// been reported to the user, so no need to continue checking.
#[derive(Clone, Copy, Debug, Encodable, Decodable, Hash, PartialEq, Eq, PartialOrd, Ord)]
#[derive(HashStable_Generic)]
pub struct ErrorGuaranteed(());
impl ErrorGuaranteed {
@ -1503,5 +1505,3 @@ impl ErrorGuaranteed {
ErrorGuaranteed(())
}
}
rustc_data_structures::impl_stable_hash_via_hash!(ErrorGuaranteed);