bjoernager/rust
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Auto merge of #124482 - spastorino:unsafe-extern-blocks, r=oli-obk

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Unsafe extern blocks

This implements RFC 3484.

Tracking issue #123743 and RFC https://github.com/rust-lang/rfcs/pull/3484

This is better reviewed commit by commit.
This commit is contained in:
bors 2024-06-06 08:14:58 +00:00
commit 2d28b6384e
93 changed files with 714 additions and 152 deletions
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2
compiler/rustc_hir_analysis/src/check/check.rs
View file

@ -801,7 +801,7 @@ pub(crate) fn check_item_type(tcx: TyCtxt<'_>, def_id: LocalDefId) {
let item = tcx.hir().foreign_item(item.id);
match &item.kind {
hir::ForeignItemKind::Fn(fn_decl, _, _) => {
hir::ForeignItemKind::Fn(fn_decl, _, _, _) => {
require_c_abi_if_c_variadic(tcx, fn_decl, abi, item.span);
}
hir::ForeignItemKind::Static(..) => {

3
compiler/rustc_hir_analysis/src/check/errs.rs
View file

@ -41,7 +41,8 @@ fn path_if_static_mut(tcx: TyCtxt<'_>, expr: &hir::Expr<'_>) -> Option<String> {
if let hir::ExprKind::Path(qpath) = expr.kind
&& let hir::QPath::Resolved(_, path) = qpath
&& let hir::def::Res::Def(def_kind, _) = path.res
&& let hir::def::DefKind::Static { mutability: Mutability::Mut, nested: false } = def_kind
&& let hir::def::DefKind::Static { safety: _, mutability: Mutability::Mut, nested: false } =
def_kind
{
return Some(qpath_to_string(&tcx, &qpath));
}

2
compiler/rustc_hir_analysis/src/check/intrinsic.rs
View file

@ -29,7 +29,7 @@ fn equate_intrinsic_type<'tcx>(
let (own_counts, span) = match tcx.hir_node_by_def_id(def_id) {
hir::Node::Item(hir::Item { kind: hir::ItemKind::Fn(_, generics, _), .. })
| hir::Node::ForeignItem(hir::ForeignItem {
kind: hir::ForeignItemKind::Fn(.., generics),
kind: hir::ForeignItemKind::Fn(.., generics, _),
..
}) => {
let own_counts = tcx.generics_of(def_id).own_counts();