bjoernager/rust
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make it possible to silence linker warnings with a crate-level attribute

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this was slightly complicated because codegen_ssa doesn't have access to a tcx.
This commit is contained in:
jyn 2024-10-16 01:14:10 -04:00
parent c0822ed9b8
commit 537218afb2
5 changed files with 85 additions and 11 deletions
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6
compiler/rustc_middle/src/lint.rs
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@ -4,7 +4,7 @@ use rustc_data_structures::fx::FxIndexMap;
use rustc_data_structures::sorted_map::SortedMap;
use rustc_errors::{Diag, MultiSpan};
use rustc_hir::{HirId, ItemLocalId};
use rustc_macros::HashStable;
use rustc_macros::{Decodable, Encodable, HashStable};
use rustc_session::Session;
use rustc_session::lint::builtin::{self, FORBIDDEN_LINT_GROUPS};
use rustc_session::lint::{FutureIncompatibilityReason, Level, Lint, LintExpectationId, LintId};
@ -15,7 +15,7 @@ use tracing::instrument;
use crate::ty::TyCtxt;
/// How a lint level was set.
#[derive(Clone, Copy, PartialEq, Eq, HashStable, Debug)]
#[derive(Clone, Copy, PartialEq, Eq, Encodable, Decodable, HashStable, Debug)]
pub enum LintLevelSource {
/// Lint is at the default level as declared in rustc.
Default,
@ -173,7 +173,7 @@ impl TyCtxt<'_> {
/// This struct represents a lint expectation and holds all required information
/// to emit the `unfulfilled_lint_expectations` lint if it is unfulfilled after
/// the `LateLintPass` has completed.
#[derive(Clone, Debug, HashStable)]
#[derive(Clone, Debug, Encodable, Decodable, HashStable)]
pub struct LintExpectation {
/// The reason for this expectation that can optionally be added as part of
/// the attribute. It will be displayed as part of the lint message.