diff --git a/compiler/rustc_ast/src/ast.rs b/compiler/rustc_ast/src/ast.rs index 6d3ee2bb54b62..9d578001f53b6 100644 --- a/compiler/rustc_ast/src/ast.rs +++ b/compiler/rustc_ast/src/ast.rs @@ -2105,7 +2105,7 @@ impl Ty { #[derive(Clone, Encodable, Decodable, Debug)] pub struct BareFnTy { - pub unsafety: Unsafe, + pub safety: Safety, pub ext: Extern, pub generic_params: ThinVec, pub decl: P, @@ -2484,11 +2484,15 @@ pub enum IsAuto { No, } +/// Safety of items. #[derive(Copy, Clone, PartialEq, Eq, Hash, Encodable, Decodable, Debug)] #[derive(HashStable_Generic)] -pub enum Unsafe { - Yes(Span), - No, +pub enum Safety { + /// `unsafe` an item is explicitly marked as `unsafe`. + Unsafe(Span), + /// Default means no value was provided, it will take a default value given the context in + /// which is used. + Default, } /// Describes what kind of coroutine markers, if any, a function has. @@ -2692,7 +2696,7 @@ pub struct ModSpans { pub struct ForeignMod { /// `unsafe` keyword accepted syntactically for macro DSLs, but not /// semantically by Rust. - pub unsafety: Unsafe, + pub safety: Safety, pub abi: Option, pub items: ThinVec>, } @@ -3011,8 +3015,8 @@ impl Extern { /// included in this struct (e.g., `async unsafe fn` or `const extern "C" fn`). #[derive(Clone, Copy, Encodable, Decodable, Debug)] pub struct FnHeader { - /// The `unsafe` keyword, if any - pub unsafety: Unsafe, + /// Whether this is `unsafe`, or has a default safety + pub safety: Safety, /// Whether this is `async`, `gen`, or nothing. pub coroutine_kind: Option, /// The `const` keyword, if any @@ -3024,8 +3028,8 @@ pub struct FnHeader { impl FnHeader { /// Does this function header have any qualifiers or is it empty? pub fn has_qualifiers(&self) -> bool { - let Self { unsafety, coroutine_kind, constness, ext } = self; - matches!(unsafety, Unsafe::Yes(_)) + let Self { safety, coroutine_kind, constness, ext } = self; + matches!(safety, Safety::Unsafe(_)) || coroutine_kind.is_some() || matches!(constness, Const::Yes(_)) || !matches!(ext, Extern::None) @@ -3035,7 +3039,7 @@ impl FnHeader { impl Default for FnHeader { fn default() -> FnHeader { FnHeader { - unsafety: Unsafe::No, + safety: Safety::Default, coroutine_kind: None, constness: Const::No, ext: Extern::None, @@ -3045,7 +3049,7 @@ impl Default for FnHeader { #[derive(Clone, Encodable, Decodable, Debug)] pub struct Trait { - pub unsafety: Unsafe, + pub safety: Safety, pub is_auto: IsAuto, pub generics: Generics, pub bounds: GenericBounds, @@ -3101,7 +3105,7 @@ pub struct TyAlias { #[derive(Clone, Encodable, Decodable, Debug)] pub struct Impl { pub defaultness: Defaultness, - pub unsafety: Unsafe, + pub safety: Safety, pub generics: Generics, pub constness: Const, pub polarity: ImplPolarity, @@ -3209,7 +3213,7 @@ pub enum ItemKind { /// E.g., `mod foo;` or `mod foo { .. }`. /// `unsafe` keyword on modules is accepted syntactically for macro DSLs, but not /// semantically by Rust. - Mod(Unsafe, ModKind), + Mod(Safety, ModKind), /// An external module (`extern`). /// /// E.g., `extern {}` or `extern "C" {}`. diff --git a/compiler/rustc_ast/src/mut_visit.rs b/compiler/rustc_ast/src/mut_visit.rs index 1cfb8972a6280..566b20c490efb 100644 --- a/compiler/rustc_ast/src/mut_visit.rs +++ b/compiler/rustc_ast/src/mut_visit.rs @@ -499,8 +499,8 @@ pub fn noop_visit_ty(ty: &mut P, vis: &mut T) { vis.visit_mt(mt); } TyKind::BareFn(bft) => { - let BareFnTy { unsafety, ext: _, generic_params, decl, decl_span } = bft.deref_mut(); - visit_unsafety(unsafety, vis); + let BareFnTy { safety, ext: _, generic_params, decl, decl_span } = bft.deref_mut(); + visit_safety(safety, vis); generic_params.flat_map_in_place(|param| vis.flat_map_generic_param(param)); vis.visit_fn_decl(decl); vis.visit_span(decl_span); @@ -543,8 +543,8 @@ pub fn noop_visit_ty(ty: &mut P, vis: &mut T) { } fn noop_visit_foreign_mod(foreign_mod: &mut ForeignMod, vis: &mut T) { - let ForeignMod { unsafety, abi: _, items } = foreign_mod; - visit_unsafety(unsafety, vis); + let ForeignMod { safety, abi: _, items } = foreign_mod; + visit_safety(safety, vis); items.flat_map_in_place(|item| vis.flat_map_foreign_item(item)); } @@ -859,10 +859,10 @@ fn visit_defaultness(defaultness: &mut Defaultness, vis: &mut T) } // No `noop_` prefix because there isn't a corresponding method in `MutVisitor`. -fn visit_unsafety(unsafety: &mut Unsafe, vis: &mut T) { - match unsafety { - Unsafe::Yes(span) => vis.visit_span(span), - Unsafe::No => {} +fn visit_safety(safety: &mut Safety, vis: &mut T) { + match safety { + Safety::Unsafe(span) => vis.visit_span(span), + Safety::Default => {} } } @@ -1092,8 +1092,8 @@ impl NoopVisitItemKind for ItemKind { vis.visit_generics(generics); visit_opt(body, |body| vis.visit_block(body)); } - ItemKind::Mod(unsafety, mod_kind) => { - visit_unsafety(unsafety, vis); + ItemKind::Mod(safety, mod_kind) => { + visit_safety(safety, vis); match mod_kind { ModKind::Loaded(items, _inline, ModSpans { inner_span, inject_use_span }) => { vis.visit_span(inner_span); @@ -1130,7 +1130,7 @@ impl NoopVisitItemKind for ItemKind { } ItemKind::Impl(box Impl { defaultness, - unsafety, + safety, generics, constness, polarity, @@ -1139,7 +1139,7 @@ impl NoopVisitItemKind for ItemKind { items, }) => { visit_defaultness(defaultness, vis); - visit_unsafety(unsafety, vis); + visit_safety(safety, vis); vis.visit_generics(generics); visit_constness(constness, vis); visit_polarity(polarity, vis); @@ -1147,8 +1147,8 @@ impl NoopVisitItemKind for ItemKind { vis.visit_ty(self_ty); items.flat_map_in_place(|item| vis.flat_map_impl_item(item)); } - ItemKind::Trait(box Trait { unsafety, is_auto: _, generics, bounds, items }) => { - visit_unsafety(unsafety, vis); + ItemKind::Trait(box Trait { safety, is_auto: _, generics, bounds, items }) => { + visit_safety(safety, vis); vis.visit_generics(generics); visit_bounds(bounds, vis); items.flat_map_in_place(|item| vis.flat_map_trait_item(item)); @@ -1254,10 +1254,10 @@ fn visit_const_item( } fn noop_visit_fn_header(header: &mut FnHeader, vis: &mut T) { - let FnHeader { unsafety, coroutine_kind, constness, ext: _ } = header; + let FnHeader { safety, coroutine_kind, constness, ext: _ } = header; visit_constness(constness, vis); coroutine_kind.as_mut().map(|coroutine_kind| vis.visit_coroutine_kind(coroutine_kind)); - visit_unsafety(unsafety, vis); + visit_safety(safety, vis); } pub fn noop_visit_crate(krate: &mut Crate, vis: &mut T) { diff --git a/compiler/rustc_ast/src/visit.rs b/compiler/rustc_ast/src/visit.rs index 7794edc350519..93de42b55cc39 100644 --- a/compiler/rustc_ast/src/visit.rs +++ b/compiler/rustc_ast/src/visit.rs @@ -366,7 +366,7 @@ impl WalkItemKind for ItemKind { } ItemKind::Impl(box Impl { defaultness: _, - unsafety: _, + safety: _, generics, constness: _, polarity: _, @@ -384,7 +384,7 @@ impl WalkItemKind for ItemKind { try_visit!(visitor.visit_generics(generics)); try_visit!(visitor.visit_variant_data(struct_definition)); } - ItemKind::Trait(box Trait { unsafety: _, is_auto: _, generics, bounds, items }) => { + ItemKind::Trait(box Trait { safety: _, is_auto: _, generics, bounds, items }) => { try_visit!(visitor.visit_generics(generics)); walk_list!(visitor, visit_param_bound, bounds, BoundKind::SuperTraits); walk_list!(visitor, visit_assoc_item, items, AssocCtxt::Trait); diff --git a/compiler/rustc_ast_lowering/src/delegation.rs b/compiler/rustc_ast_lowering/src/delegation.rs index a1e5c275c189c..1d9bfbe9b704c 100644 --- a/compiler/rustc_ast_lowering/src/delegation.rs +++ b/compiler/rustc_ast_lowering/src/delegation.rs @@ -188,7 +188,7 @@ impl<'hir> LoweringContext<'_, 'hir> { Asyncness::No => hir::IsAsync::NotAsync, }; hir::FnHeader { - unsafety: sig.unsafety, + safety: sig.safety, constness: self.tcx.constness(sig_id), asyncness, abi: sig.abi, @@ -341,7 +341,7 @@ impl<'hir> LoweringContext<'_, 'hir> { fn generate_header_error(&self) -> hir::FnHeader { hir::FnHeader { - unsafety: hir::Unsafety::Normal, + safety: hir::Safety::Default, constness: hir::Constness::NotConst, asyncness: hir::IsAsync::NotAsync, abi: abi::Abi::Rust, diff --git a/compiler/rustc_ast_lowering/src/item.rs b/compiler/rustc_ast_lowering/src/item.rs index 1255c1bba0876..57458cf7d8955 100644 --- a/compiler/rustc_ast_lowering/src/item.rs +++ b/compiler/rustc_ast_lowering/src/item.rs @@ -323,7 +323,7 @@ impl<'hir> LoweringContext<'_, 'hir> { hir::ItemKind::Union(vdata, generics) } ItemKind::Impl(box Impl { - unsafety, + safety, polarity, defaultness, constness, @@ -388,7 +388,7 @@ impl<'hir> LoweringContext<'_, 'hir> { ImplPolarity::Negative(s) => ImplPolarity::Negative(self.lower_span(*s)), }; hir::ItemKind::Impl(self.arena.alloc(hir::Impl { - unsafety: self.lower_unsafety(*unsafety), + safety: self.lower_safety(*safety), polarity, defaultness, defaultness_span, @@ -398,14 +398,14 @@ impl<'hir> LoweringContext<'_, 'hir> { items: new_impl_items, })) } - ItemKind::Trait(box Trait { is_auto, unsafety, generics, bounds, items }) => { + ItemKind::Trait(box Trait { is_auto, safety, generics, bounds, items }) => { // FIXME(const_trait_impl, effects, fee1-dead) this should be simplified if possible let constness = attrs .unwrap_or(&[]) .iter() .find(|x| x.has_name(sym::const_trait)) .map_or(Const::No, |x| Const::Yes(x.span)); - let (generics, (unsafety, items, bounds)) = self.lower_generics( + let (generics, (safety, items, bounds)) = self.lower_generics( generics, constness, id, @@ -418,11 +418,11 @@ impl<'hir> LoweringContext<'_, 'hir> { let items = this.arena.alloc_from_iter( items.iter().map(|item| this.lower_trait_item_ref(item)), ); - let unsafety = this.lower_unsafety(*unsafety); - (unsafety, items, bounds) + let safety = this.lower_safety(*safety); + (safety, items, bounds) }, ); - hir::ItemKind::Trait(*is_auto, unsafety, generics, bounds, items) + hir::ItemKind::Trait(*is_auto, safety, generics, bounds, items) } ItemKind::TraitAlias(generics, bounds) => { let (generics, bounds) = self.lower_generics( @@ -1360,7 +1360,7 @@ impl<'hir> LoweringContext<'_, 'hir> { hir::IsAsync::NotAsync }; hir::FnHeader { - unsafety: self.lower_unsafety(h.unsafety), + safety: self.lower_safety(h.safety), asyncness: asyncness, constness: self.lower_constness(h.constness), abi: self.lower_extern(h.ext), @@ -1410,10 +1410,10 @@ impl<'hir> LoweringContext<'_, 'hir> { } } - pub(super) fn lower_unsafety(&mut self, u: Unsafe) -> hir::Unsafety { - match u { - Unsafe::Yes(_) => hir::Unsafety::Unsafe, - Unsafe::No => hir::Unsafety::Normal, + pub(super) fn lower_safety(&mut self, s: Safety) -> hir::Safety { + match s { + Safety::Unsafe(_) => hir::Safety::Unsafe, + Safety::Default => hir::Safety::Default, } } diff --git a/compiler/rustc_ast_lowering/src/lib.rs b/compiler/rustc_ast_lowering/src/lib.rs index c23da8aa01e47..a9af5ad74592d 100644 --- a/compiler/rustc_ast_lowering/src/lib.rs +++ b/compiler/rustc_ast_lowering/src/lib.rs @@ -1324,7 +1324,7 @@ impl<'a, 'hir> LoweringContext<'a, 'hir> { let generic_params = self.lower_lifetime_binder(t.id, &f.generic_params); hir::TyKind::BareFn(self.arena.alloc(hir::BareFnTy { generic_params, - unsafety: self.lower_unsafety(f.unsafety), + safety: self.lower_safety(f.safety), abi: self.lower_extern(f.ext), decl: self.lower_fn_decl(&f.decl, t.id, t.span, FnDeclKind::Pointer, None), param_names: self.lower_fn_params_to_names(&f.decl), diff --git a/compiler/rustc_ast_passes/src/ast_validation.rs b/compiler/rustc_ast_passes/src/ast_validation.rs index 172e97e727175..9d07683f8d665 100644 --- a/compiler/rustc_ast_passes/src/ast_validation.rs +++ b/compiler/rustc_ast_passes/src/ast_validation.rs @@ -521,7 +521,7 @@ impl<'a> AstValidator<'a> { fn check_foreign_fn_headerless( &self, // Deconstruct to ensure exhaustiveness - FnHeader { unsafety, coroutine_kind, constness, ext }: FnHeader, + FnHeader { safety, coroutine_kind, constness, ext }: FnHeader, ) { let report_err = |span| { self.dcx().emit_err(errors::FnQualifierInExtern { @@ -529,9 +529,9 @@ impl<'a> AstValidator<'a> { block: self.current_extern_span(), }); }; - match unsafety { - Unsafe::Yes(span) => report_err(span), - Unsafe::No => (), + match safety { + Safety::Unsafe(span) => report_err(span), + Safety::Default => (), } match coroutine_kind { Some(knd) => report_err(knd.span()), @@ -592,7 +592,7 @@ impl<'a> AstValidator<'a> { (Some(FnCtxt::Free), Some(header)) => match header.ext { Extern::Explicit(StrLit { symbol_unescaped: sym::C, .. }, _) | Extern::Implicit(_) - if matches!(header.unsafety, Unsafe::Yes(_)) => + if matches!(header.safety, Safety::Unsafe(_)) => { return; } @@ -891,7 +891,7 @@ impl<'a> Visitor<'a> for AstValidator<'a> { match &item.kind { ItemKind::Impl(box Impl { - unsafety, + safety, polarity, defaultness: _, constness, @@ -910,7 +910,7 @@ impl<'a> Visitor<'a> for AstValidator<'a> { // which isn't allowed. Not a problem for this obscure, obsolete syntax. this.dcx().emit_fatal(errors::ObsoleteAuto { span: item.span }); } - if let (&Unsafe::Yes(span), &ImplPolarity::Negative(sp)) = (unsafety, polarity) + if let (&Safety::Unsafe(span), &ImplPolarity::Negative(sp)) = (safety, polarity) { this.dcx().emit_err(errors::UnsafeNegativeImpl { span: sp.to(t.path.span), @@ -933,7 +933,7 @@ impl<'a> Visitor<'a> for AstValidator<'a> { return; // Avoid visiting again. } ItemKind::Impl(box Impl { - unsafety, + safety, polarity, defaultness, constness, @@ -956,7 +956,7 @@ impl<'a> Visitor<'a> for AstValidator<'a> { &item.vis, errors::VisibilityNotPermittedNote::IndividualImplItems, ); - if let &Unsafe::Yes(span) = unsafety { + if let &Safety::Unsafe(span) = safety { this.dcx().emit_err(errors::InherentImplCannotUnsafe { span: self_ty.span, annotation_span: span, @@ -1020,13 +1020,13 @@ impl<'a> Visitor<'a> for AstValidator<'a> { walk_list!(self, visit_attribute, &item.attrs); return; // Avoid visiting again. } - ItemKind::ForeignMod(ForeignMod { abi, unsafety, .. }) => { + ItemKind::ForeignMod(ForeignMod { abi, safety, .. }) => { let old_item = mem::replace(&mut self.extern_mod, Some(item)); self.visibility_not_permitted( &item.vis, errors::VisibilityNotPermittedNote::IndividualForeignItems, ); - if let &Unsafe::Yes(span) = unsafety { + if let &Safety::Unsafe(span) = safety { self.dcx().emit_err(errors::UnsafeItem { span, kind: "extern block" }); } if abi.is_none() { @@ -1078,8 +1078,8 @@ impl<'a> Visitor<'a> for AstValidator<'a> { walk_list!(self, visit_attribute, &item.attrs); return; // Avoid visiting again } - ItemKind::Mod(unsafety, mod_kind) => { - if let &Unsafe::Yes(span) = unsafety { + ItemKind::Mod(safety, mod_kind) => { + if let &Safety::Unsafe(span) = safety { self.dcx().emit_err(errors::UnsafeItem { span, kind: "module" }); } // Ensure that `path` attributes on modules are recorded as used (cf. issue #35584). diff --git a/compiler/rustc_ast_pretty/src/pprust/state.rs b/compiler/rustc_ast_pretty/src/pprust/state.rs index defb666e2b667..a0e7e9261e841 100644 --- a/compiler/rustc_ast_pretty/src/pprust/state.rs +++ b/compiler/rustc_ast_pretty/src/pprust/state.rs @@ -1150,7 +1150,7 @@ impl<'a> State<'a> { self.pclose(); } ast::TyKind::BareFn(f) => { - self.print_ty_fn(f.ext, f.unsafety, &f.decl, None, &f.generic_params); + self.print_ty_fn(f.ext, f.safety, &f.decl, None, &f.generic_params); } ast::TyKind::Path(None, path) => { self.print_path(path, false, 0); @@ -1908,7 +1908,7 @@ impl<'a> State<'a> { fn print_ty_fn( &mut self, ext: ast::Extern, - unsafety: ast::Unsafe, + safety: ast::Safety, decl: &ast::FnDecl, name: Option, generic_params: &[ast::GenericParam], @@ -1924,7 +1924,7 @@ impl<'a> State<'a> { }, span: DUMMY_SP, }; - let header = ast::FnHeader { unsafety, ext, ..ast::FnHeader::default() }; + let header = ast::FnHeader { safety, ext, ..ast::FnHeader::default() }; self.print_fn(decl, header, name, &generics); self.end(); } @@ -1932,7 +1932,7 @@ impl<'a> State<'a> { fn print_fn_header_info(&mut self, header: ast::FnHeader) { self.print_constness(header.constness); header.coroutine_kind.map(|coroutine_kind| self.print_coroutine_kind(coroutine_kind)); - self.print_unsafety(header.unsafety); + self.print_safety(header.safety); match header.ext { ast::Extern::None => {} @@ -1949,10 +1949,10 @@ impl<'a> State<'a> { self.word("fn") } - fn print_unsafety(&mut self, s: ast::Unsafe) { + fn print_safety(&mut self, s: ast::Safety) { match s { - ast::Unsafe::No => {} - ast::Unsafe::Yes(_) => self.word_nbsp("unsafe"), + ast::Safety::Default => {} + ast::Safety::Unsafe(_) => self.word_nbsp("unsafe"), } } diff --git a/compiler/rustc_ast_pretty/src/pprust/state/item.rs b/compiler/rustc_ast_pretty/src/pprust/state/item.rs index 16c3ee948a480..59d9b0c1a8ecd 100644 --- a/compiler/rustc_ast_pretty/src/pprust/state/item.rs +++ b/compiler/rustc_ast_pretty/src/pprust/state/item.rs @@ -198,10 +198,10 @@ impl<'a> State<'a> { &item.attrs, ); } - ast::ItemKind::Mod(unsafety, mod_kind) => { + ast::ItemKind::Mod(safety, mod_kind) => { self.head(Self::to_string(|s| { s.print_visibility(&item.vis); - s.print_unsafety(*unsafety); + s.print_safety(*safety); s.word("mod"); })); self.print_ident(item.ident); @@ -226,7 +226,7 @@ impl<'a> State<'a> { } ast::ItemKind::ForeignMod(nmod) => { self.head(Self::to_string(|s| { - s.print_unsafety(nmod.unsafety); + s.print_safety(nmod.safety); s.word("extern"); })); if let Some(abi) = nmod.abi { @@ -275,7 +275,7 @@ impl<'a> State<'a> { self.print_struct(struct_def, generics, item.ident, item.span, true); } ast::ItemKind::Impl(box ast::Impl { - unsafety, + safety, polarity, defaultness, constness, @@ -287,7 +287,7 @@ impl<'a> State<'a> { self.head(""); self.print_visibility(&item.vis); self.print_defaultness(*defaultness); - self.print_unsafety(*unsafety); + self.print_safety(*safety); self.word("impl"); if generics.params.is_empty() { @@ -323,7 +323,7 @@ impl<'a> State<'a> { } ast::ItemKind::Trait(box ast::Trait { is_auto, - unsafety, + safety, generics, bounds, items, @@ -331,7 +331,7 @@ impl<'a> State<'a> { }) => { self.head(""); self.print_visibility(&item.vis); - self.print_unsafety(*unsafety); + self.print_safety(*safety); self.print_is_auto(*is_auto); self.word_nbsp("trait"); self.print_ident(item.ident); diff --git a/compiler/rustc_borrowck/src/diagnostics/region_errors.rs b/compiler/rustc_borrowck/src/diagnostics/region_errors.rs index d8d582b0ad1c3..1447c88a6c665 100644 --- a/compiler/rustc_borrowck/src/diagnostics/region_errors.rs +++ b/compiler/rustc_borrowck/src/diagnostics/region_errors.rs @@ -1098,7 +1098,7 @@ impl<'a, 'tcx> MirBorrowckCtxt<'a, 'tcx> { liberated_sig.inputs().iter().copied(), peeled_ty, liberated_sig.c_variadic, - hir::Unsafety::Normal, + hir::Safety::Default, rustc_target::spec::abi::Abi::Rust, )), ); diff --git a/compiler/rustc_borrowck/src/type_check/input_output.rs b/compiler/rustc_borrowck/src/type_check/input_output.rs index 4e45dc42aa722..741ec05dc9a16 100644 --- a/compiler/rustc_borrowck/src/type_check/input_output.rs +++ b/compiler/rustc_borrowck/src/type_check/input_output.rs @@ -98,7 +98,7 @@ impl<'a, 'tcx> TypeChecker<'a, 'tcx> { user_provided_sig.inputs().iter().copied(), output_ty, user_provided_sig.c_variadic, - user_provided_sig.unsafety, + user_provided_sig.safety, user_provided_sig.abi, ); } diff --git a/compiler/rustc_borrowck/src/type_check/mod.rs b/compiler/rustc_borrowck/src/type_check/mod.rs index 2740e9689c51f..6cf9ac45aa3ef 100644 --- a/compiler/rustc_borrowck/src/type_check/mod.rs +++ b/compiler/rustc_borrowck/src/type_check/mod.rs @@ -2007,13 +2007,13 @@ impl<'a, 'tcx> TypeChecker<'a, 'tcx> { } } - CastKind::PointerCoercion(PointerCoercion::ClosureFnPointer(unsafety)) => { + CastKind::PointerCoercion(PointerCoercion::ClosureFnPointer(safety)) => { let sig = match op.ty(body, tcx).kind() { ty::Closure(_, args) => args.as_closure().sig(), _ => bug!(), }; let ty_fn_ptr_from = - Ty::new_fn_ptr(tcx, tcx.signature_unclosure(sig, *unsafety)); + Ty::new_fn_ptr(tcx, tcx.signature_unclosure(sig, *safety)); if let Err(terr) = self.eq_types( *ty, diff --git a/compiler/rustc_builtin_macros/src/alloc_error_handler.rs b/compiler/rustc_builtin_macros/src/alloc_error_handler.rs index 064cf7d7f0f8e..4721e74b9558b 100644 --- a/compiler/rustc_builtin_macros/src/alloc_error_handler.rs +++ b/compiler/rustc_builtin_macros/src/alloc_error_handler.rs @@ -3,7 +3,7 @@ use crate::util::check_builtin_macro_attribute; use rustc_ast::ptr::P; use rustc_ast::{self as ast, FnHeader, FnSig, Generics, StmtKind}; -use rustc_ast::{Fn, ItemKind, Stmt, TyKind, Unsafe}; +use rustc_ast::{Fn, ItemKind, Safety, Stmt, TyKind}; use rustc_expand::base::{Annotatable, ExtCtxt}; use rustc_span::symbol::{kw, sym, Ident}; use rustc_span::Span; @@ -78,7 +78,7 @@ fn generate_handler(cx: &ExtCtxt<'_>, handler: Ident, span: Span, sig_span: Span let never = ast::FnRetTy::Ty(cx.ty(span, TyKind::Never)); let params = thin_vec![cx.param(span, size, ty_usize.clone()), cx.param(span, align, ty_usize)]; let decl = cx.fn_decl(params, never); - let header = FnHeader { unsafety: Unsafe::Yes(span), ..FnHeader::default() }; + let header = FnHeader { safety: Safety::Unsafe(span), ..FnHeader::default() }; let sig = FnSig { decl, header, span: span }; let body = Some(cx.block_expr(call)); diff --git a/compiler/rustc_builtin_macros/src/deriving/generic/mod.rs b/compiler/rustc_builtin_macros/src/deriving/generic/mod.rs index 52c1ba1757b1e..46949f731aaab 100644 --- a/compiler/rustc_builtin_macros/src/deriving/generic/mod.rs +++ b/compiler/rustc_builtin_macros/src/deriving/generic/mod.rs @@ -788,7 +788,7 @@ impl<'a> TraitDef<'a> { Ident::empty(), attrs, ast::ItemKind::Impl(Box::new(ast::Impl { - unsafety: ast::Unsafe::No, + safety: ast::Safety::Default, polarity: ast::ImplPolarity::Positive, defaultness: ast::Defaultness::Final, constness: if self.is_const { ast::Const::Yes(DUMMY_SP) } else { ast::Const::No }, diff --git a/compiler/rustc_builtin_macros/src/global_allocator.rs b/compiler/rustc_builtin_macros/src/global_allocator.rs index a1630ad1379e4..b44ff979303d1 100644 --- a/compiler/rustc_builtin_macros/src/global_allocator.rs +++ b/compiler/rustc_builtin_macros/src/global_allocator.rs @@ -6,7 +6,7 @@ use rustc_ast::expand::allocator::{ }; use rustc_ast::ptr::P; use rustc_ast::{self as ast, AttrVec, Expr, FnHeader, FnSig, Generics, Param, StmtKind}; -use rustc_ast::{Fn, ItemKind, Mutability, Stmt, Ty, TyKind, Unsafe}; +use rustc_ast::{Fn, ItemKind, Mutability, Safety, Stmt, Ty, TyKind}; use rustc_expand::base::{Annotatable, ExtCtxt}; use rustc_span::symbol::{kw, sym, Ident, Symbol}; use rustc_span::Span; @@ -73,7 +73,7 @@ impl AllocFnFactory<'_, '_> { let result = self.call_allocator(method.name, args); let output_ty = self.ret_ty(&method.output); let decl = self.cx.fn_decl(abi_args, ast::FnRetTy::Ty(output_ty)); - let header = FnHeader { unsafety: Unsafe::Yes(self.span), ..FnHeader::default() }; + let header = FnHeader { safety: Safety::Unsafe(self.span), ..FnHeader::default() }; let sig = FnSig { decl, header, span: self.span }; let body = Some(self.cx.block_expr(result)); let kind = ItemKind::Fn(Box::new(Fn { diff --git a/compiler/rustc_builtin_macros/src/test.rs b/compiler/rustc_builtin_macros/src/test.rs index 1e4bf4611cfb2..8f96070d14958 100644 --- a/compiler/rustc_builtin_macros/src/test.rs +++ b/compiler/rustc_builtin_macros/src/test.rs @@ -549,7 +549,7 @@ fn check_test_signature( let has_should_panic_attr = attr::contains_name(&i.attrs, sym::should_panic); let dcx = cx.dcx(); - if let ast::Unsafe::Yes(span) = f.sig.header.unsafety { + if let ast::Safety::Unsafe(span) = f.sig.header.safety { return Err(dcx.emit_err(errors::TestBadFn { span: i.span, cause: span, kind: "unsafe" })); } diff --git a/compiler/rustc_codegen_cranelift/src/value_and_place.rs b/compiler/rustc_codegen_cranelift/src/value_and_place.rs index b6d6d211e658c..4146137c2263a 100644 --- a/compiler/rustc_codegen_cranelift/src/value_and_place.rs +++ b/compiler/rustc_codegen_cranelift/src/value_and_place.rs @@ -872,7 +872,7 @@ pub(crate) fn assert_assignable<'tcx>( let FnSig { inputs_and_output: types_from, c_variadic: c_variadic_from, - unsafety: unsafety_from, + safety: unsafety_from, abi: abi_from, } = from_sig; let to_sig = fx @@ -881,7 +881,7 @@ pub(crate) fn assert_assignable<'tcx>( let FnSig { inputs_and_output: types_to, c_variadic: c_variadic_to, - unsafety: unsafety_to, + safety: unsafety_to, abi: abi_to, } = to_sig; let mut types_from = types_from.iter(); diff --git a/compiler/rustc_codegen_gcc/src/intrinsic/mod.rs b/compiler/rustc_codegen_gcc/src/intrinsic/mod.rs index 451e5258ebd19..43f12b514affa 100644 --- a/compiler/rustc_codegen_gcc/src/intrinsic/mod.rs +++ b/compiler/rustc_codegen_gcc/src/intrinsic/mod.rs @@ -670,11 +670,7 @@ impl<'a, 'gcc, 'tcx> Builder<'a, 'gcc, 'tcx> { let step3 = self.or(left, right); // Fourth step. - if width == 8 { - step3 - } else { - self.gcc_bswap(step3, width) - } + if width == 8 { step3 } else { self.gcc_bswap(step3, width) } } 128 => { // TODO(antoyo): find a more efficient implementation? @@ -1225,7 +1221,7 @@ fn get_rust_try_fn<'a, 'gcc, 'tcx>( iter::once(i8p), tcx.types.unit, false, - rustc_hir::Unsafety::Unsafe, + rustc_hir::Safety::Unsafe, Abi::Rust, )), ); @@ -1236,7 +1232,7 @@ fn get_rust_try_fn<'a, 'gcc, 'tcx>( [i8p, i8p].iter().cloned(), tcx.types.unit, false, - rustc_hir::Unsafety::Unsafe, + rustc_hir::Safety::Unsafe, Abi::Rust, )), ); @@ -1245,7 +1241,7 @@ fn get_rust_try_fn<'a, 'gcc, 'tcx>( [try_fn_ty, i8p, catch_fn_ty], tcx.types.i32, false, - rustc_hir::Unsafety::Unsafe, + rustc_hir::Safety::Unsafe, Abi::Rust, )); let rust_try = gen_fn(cx, "__rust_try", rust_fn_sig, codegen); diff --git a/compiler/rustc_codegen_llvm/src/intrinsic.rs b/compiler/rustc_codegen_llvm/src/intrinsic.rs index b0b867701a43e..c0a1208a8c7d0 100644 --- a/compiler/rustc_codegen_llvm/src/intrinsic.rs +++ b/compiler/rustc_codegen_llvm/src/intrinsic.rs @@ -990,7 +990,7 @@ fn get_rust_try_fn<'ll, 'tcx>( [i8p], tcx.types.unit, false, - hir::Unsafety::Unsafe, + hir::Safety::Unsafe, Abi::Rust, )), ); @@ -1001,7 +1001,7 @@ fn get_rust_try_fn<'ll, 'tcx>( [i8p, i8p], tcx.types.unit, false, - hir::Unsafety::Unsafe, + hir::Safety::Unsafe, Abi::Rust, )), ); @@ -1010,7 +1010,7 @@ fn get_rust_try_fn<'ll, 'tcx>( [try_fn_ty, i8p, catch_fn_ty], tcx.types.i32, false, - hir::Unsafety::Unsafe, + hir::Safety::Unsafe, Abi::Rust, )); let rust_try = gen_fn(cx, "__rust_try", rust_fn_sig, codegen); diff --git a/compiler/rustc_codegen_ssa/src/codegen_attrs.rs b/compiler/rustc_codegen_ssa/src/codegen_attrs.rs index c28b0d644e675..9da32a7ec4310 100644 --- a/compiler/rustc_codegen_ssa/src/codegen_attrs.rs +++ b/compiler/rustc_codegen_ssa/src/codegen_attrs.rs @@ -276,7 +276,7 @@ fn codegen_fn_attrs(tcx: TyCtxt<'_>, did: LocalDefId) -> CodegenFnAttrs { sym::target_feature => { if !tcx.is_closure_like(did.to_def_id()) && let Some(fn_sig) = fn_sig() - && fn_sig.skip_binder().unsafety() == hir::Unsafety::Normal + && fn_sig.skip_binder().safety() == hir::Safety::Default { if tcx.sess.target.is_like_wasm || tcx.sess.opts.actually_rustdoc { // The `#[target_feature]` attribute is allowed on diff --git a/compiler/rustc_codegen_ssa/src/debuginfo/type_names.rs b/compiler/rustc_codegen_ssa/src/debuginfo/type_names.rs index e9c7606dc5a82..07473ee476baf 100644 --- a/compiler/rustc_codegen_ssa/src/debuginfo/type_names.rs +++ b/compiler/rustc_codegen_ssa/src/debuginfo/type_names.rs @@ -365,7 +365,7 @@ fn push_debuginfo_type_name<'tcx>( } output.push_str(" (*)("); } else { - output.push_str(sig.unsafety.prefix_str()); + output.push_str(sig.safety.prefix_str()); if sig.abi != rustc_target::spec::abi::Abi::Rust { output.push_str("extern \""); diff --git a/compiler/rustc_const_eval/src/const_eval/fn_queries.rs b/compiler/rustc_const_eval/src/const_eval/fn_queries.rs index ddad6683afbd9..256e9df328f18 100644 --- a/compiler/rustc_const_eval/src/const_eval/fn_queries.rs +++ b/compiler/rustc_const_eval/src/const_eval/fn_queries.rs @@ -81,8 +81,8 @@ fn is_promotable_const_fn(tcx: TyCtxt<'_>, def_id: DefId) -> bool { if cfg!(debug_assertions) && stab.promotable { let sig = tcx.fn_sig(def_id); assert_eq!( - sig.skip_binder().unsafety(), - hir::Unsafety::Normal, + sig.skip_binder().safety(), + hir::Safety::Default, "don't mark const unsafe fns as promotable", // https://github.com/rust-lang/rust/pull/53851#issuecomment-418760682 ); diff --git a/compiler/rustc_hir/src/hir.rs b/compiler/rustc_hir/src/hir.rs index 904abe45a231b..699e8f76b9ee8 100644 --- a/compiler/rustc_hir/src/hir.rs +++ b/compiler/rustc_hir/src/hir.rs @@ -2604,7 +2604,7 @@ impl PrimTy { #[derive(Debug, Clone, Copy, HashStable_Generic)] pub struct BareFnTy<'hir> { - pub unsafety: Unsafety, + pub safety: Safety, pub abi: Abi, pub generic_params: &'hir [GenericParam<'hir>], pub decl: &'hir FnDecl<'hir>, @@ -3172,9 +3172,9 @@ impl<'hir> Item<'hir> { ItemKind::Union(data, gen), (data, gen); expect_trait, - (IsAuto, Unsafety, &'hir Generics<'hir>, GenericBounds<'hir>, &'hir [TraitItemRef]), - ItemKind::Trait(is_auto, unsafety, gen, bounds, items), - (*is_auto, *unsafety, gen, bounds, items); + (IsAuto, Safety, &'hir Generics<'hir>, GenericBounds<'hir>, &'hir [TraitItemRef]), + ItemKind::Trait(is_auto, safety, gen, bounds, items), + (*is_auto, *safety, gen, bounds, items); expect_trait_alias, (&'hir Generics<'hir>, GenericBounds<'hir>), ItemKind::TraitAlias(gen, bounds), (gen, bounds); @@ -3185,25 +3185,25 @@ impl<'hir> Item<'hir> { #[derive(Copy, Clone, PartialEq, Eq, PartialOrd, Ord, Hash, Debug)] #[derive(Encodable, Decodable, HashStable_Generic)] -pub enum Unsafety { +pub enum Safety { Unsafe, - Normal, + Default, } -impl Unsafety { +impl Safety { pub fn prefix_str(self) -> &'static str { match self { Self::Unsafe => "unsafe ", - Self::Normal => "", + Self::Default => "", } } } -impl fmt::Display for Unsafety { +impl fmt::Display for Safety { fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { f.write_str(match *self { Self::Unsafe => "unsafe", - Self::Normal => "normal", + Self::Default => "normal", }) } } @@ -3225,7 +3225,7 @@ impl fmt::Display for Constness { #[derive(Copy, Clone, Debug, HashStable_Generic)] pub struct FnHeader { - pub unsafety: Unsafety, + pub safety: Safety, pub constness: Constness, pub asyncness: IsAsync, pub abi: Abi, @@ -3241,7 +3241,7 @@ impl FnHeader { } pub fn is_unsafe(&self) -> bool { - matches!(&self.unsafety, Unsafety::Unsafe) + matches!(&self.safety, Safety::Unsafe) } } @@ -3284,7 +3284,7 @@ pub enum ItemKind<'hir> { /// A union definition, e.g., `union Foo {x: A, y: B}`. Union(VariantData<'hir>, &'hir Generics<'hir>), /// A trait definition. - Trait(IsAuto, Unsafety, &'hir Generics<'hir>, GenericBounds<'hir>, &'hir [TraitItemRef]), + Trait(IsAuto, Safety, &'hir Generics<'hir>, GenericBounds<'hir>, &'hir [TraitItemRef]), /// A trait alias. TraitAlias(&'hir Generics<'hir>, GenericBounds<'hir>), @@ -3294,7 +3294,7 @@ pub enum ItemKind<'hir> { #[derive(Debug, Clone, Copy, HashStable_Generic)] pub struct Impl<'hir> { - pub unsafety: Unsafety, + pub safety: Safety, pub polarity: ImplPolarity, pub defaultness: Defaultness, // We do not put a `Span` in `Defaultness` because it breaks foreign crate metadata diff --git a/compiler/rustc_hir/src/intravisit.rs b/compiler/rustc_hir/src/intravisit.rs index 664784cd2c603..b202ea8dca37c 100644 --- a/compiler/rustc_hir/src/intravisit.rs +++ b/compiler/rustc_hir/src/intravisit.rs @@ -545,7 +545,7 @@ pub fn walk_item<'v, V: Visitor<'v>>(visitor: &mut V, item: &'v Item<'v>) -> V:: try_visit!(visitor.visit_enum_def(enum_definition, item.hir_id())); } ItemKind::Impl(Impl { - unsafety: _, + safety: _, defaultness: _, polarity: _, defaultness_span: _, diff --git a/compiler/rustc_hir_analysis/src/check/entry.rs b/compiler/rustc_hir_analysis/src/check/entry.rs index e44e8e67da3e6..681c87c2f130d 100644 --- a/compiler/rustc_hir_analysis/src/check/entry.rs +++ b/compiler/rustc_hir_analysis/src/check/entry.rs @@ -156,7 +156,7 @@ fn check_main_fn_ty(tcx: TyCtxt<'_>, main_def_id: DefId) { [], expected_return_type, false, - hir::Unsafety::Normal, + hir::Safety::Default, Abi::Rust, )); @@ -252,7 +252,7 @@ fn check_start_fn_ty(tcx: TyCtxt<'_>, start_def_id: DefId) { [tcx.types.isize, Ty::new_imm_ptr(tcx, Ty::new_imm_ptr(tcx, tcx.types.u8))], tcx.types.isize, false, - hir::Unsafety::Normal, + hir::Safety::Default, Abi::Rust, )); diff --git a/compiler/rustc_hir_analysis/src/check/intrinsic.rs b/compiler/rustc_hir_analysis/src/check/intrinsic.rs index 00ff470a0a7d7..61d23dac7314d 100644 --- a/compiler/rustc_hir_analysis/src/check/intrinsic.rs +++ b/compiler/rustc_hir_analysis/src/check/intrinsic.rs @@ -71,13 +71,13 @@ fn equate_intrinsic_type<'tcx>( } /// Returns the unsafety of the given intrinsic. -pub fn intrinsic_operation_unsafety(tcx: TyCtxt<'_>, intrinsic_id: LocalDefId) -> hir::Unsafety { +pub fn intrinsic_operation_unsafety(tcx: TyCtxt<'_>, intrinsic_id: LocalDefId) -> hir::Safety { let has_safe_attr = if tcx.has_attr(intrinsic_id, sym::rustc_intrinsic) { - tcx.fn_sig(intrinsic_id).skip_binder().unsafety() + tcx.fn_sig(intrinsic_id).skip_binder().safety() } else { match tcx.has_attr(intrinsic_id, sym::rustc_safe_intrinsic) { - true => hir::Unsafety::Normal, - false => hir::Unsafety::Unsafe, + true => hir::Safety::Default, + false => hir::Safety::Unsafe, } }; let is_in_list = match tcx.item_name(intrinsic_id.into()) { @@ -136,8 +136,8 @@ pub fn intrinsic_operation_unsafety(tcx: TyCtxt<'_>, intrinsic_id: LocalDefId) - | sym::fmul_algebraic | sym::fdiv_algebraic | sym::frem_algebraic - | sym::const_eval_select => hir::Unsafety::Normal, - _ => hir::Unsafety::Unsafe, + | sym::const_eval_select => hir::Safety::Default, + _ => hir::Safety::Unsafe, }; if has_safe_attr != is_in_list { @@ -197,7 +197,7 @@ pub fn check_intrinsic_type( }) }; - let (n_tps, n_lts, n_cts, inputs, output, unsafety) = if name_str.starts_with("atomic_") { + let (n_tps, n_lts, n_cts, inputs, output, safety) = if name_str.starts_with("atomic_") { let split: Vec<&str> = name_str.split('_').collect(); assert!(split.len() >= 2, "Atomic intrinsic in an incorrect format"); @@ -219,9 +219,9 @@ pub fn check_intrinsic_type( return; } }; - (n_tps, 0, 0, inputs, output, hir::Unsafety::Unsafe) + (n_tps, 0, 0, inputs, output, hir::Safety::Unsafe) } else { - let unsafety = intrinsic_operation_unsafety(tcx, intrinsic_id); + let safety = intrinsic_operation_unsafety(tcx, intrinsic_id); let (n_tps, n_cts, inputs, output) = match intrinsic_name { sym::abort => (0, 0, vec![], tcx.types.never), sym::unreachable => (0, 0, vec![], tcx.types.never), @@ -514,14 +514,14 @@ pub fn check_intrinsic_type( [mut_u8], tcx.types.unit, false, - hir::Unsafety::Normal, + hir::Safety::Default, Abi::Rust, )); let catch_fn_ty = ty::Binder::dummy(tcx.mk_fn_sig( [mut_u8, mut_u8], tcx.types.unit, false, - hir::Unsafety::Normal, + hir::Safety::Default, Abi::Rust, )); ( @@ -656,9 +656,9 @@ pub fn check_intrinsic_type( return; } }; - (n_tps, 0, n_cts, inputs, output, unsafety) + (n_tps, 0, n_cts, inputs, output, safety) }; - let sig = tcx.mk_fn_sig(inputs, output, false, unsafety, abi); + let sig = tcx.mk_fn_sig(inputs, output, false, safety, abi); let sig = ty::Binder::bind_with_vars(sig, bound_vars); equate_intrinsic_type(tcx, span, intrinsic_id, n_tps, n_lts, n_cts, sig) } diff --git a/compiler/rustc_hir_analysis/src/check/mod.rs b/compiler/rustc_hir_analysis/src/check/mod.rs index f8b0164b9a593..0083da2a1e44f 100644 --- a/compiler/rustc_hir_analysis/src/check/mod.rs +++ b/compiler/rustc_hir_analysis/src/check/mod.rs @@ -456,7 +456,7 @@ fn fn_sig_suggestion<'tcx>( let output = if !output.is_unit() { format!(" -> {output}") } else { String::new() }; - let unsafety = sig.unsafety.prefix_str(); + let safety = sig.safety.prefix_str(); let (generics, where_clauses) = bounds_from_generic_predicates(tcx, predicates); // FIXME: this is not entirely correct, as the lifetimes from borrowed params will @@ -464,9 +464,7 @@ fn fn_sig_suggestion<'tcx>( // lifetimes between the `impl` and the `trait`, but this should be good enough to // fill in a significant portion of the missing code, and other subsequent // suggestions can help the user fix the code. - format!( - "{unsafety}{asyncness}fn {ident}{generics}({args}){output}{where_clauses} {{ todo!() }}" - ) + format!("{safety}{asyncness}fn {ident}{generics}({args}){output}{where_clauses} {{ todo!() }}") } /// Return placeholder code for the given associated item. diff --git a/compiler/rustc_hir_analysis/src/coherence/unsafety.rs b/compiler/rustc_hir_analysis/src/coherence/unsafety.rs index 287354292102c..21287e364fe55 100644 --- a/compiler/rustc_hir_analysis/src/coherence/unsafety.rs +++ b/compiler/rustc_hir_analysis/src/coherence/unsafety.rs @@ -2,7 +2,7 @@ //! crate or pertains to a type defined in this crate. use rustc_errors::{codes::*, struct_span_code_err}; -use rustc_hir::Unsafety; +use rustc_hir::Safety; use rustc_middle::ty::print::PrintTraitRefExt as _; use rustc_middle::ty::{ImplPolarity::*, ImplTraitHeader, TraitDef, TyCtxt}; use rustc_span::def_id::LocalDefId; @@ -18,8 +18,8 @@ pub(super) fn check_item( tcx.generics_of(def_id).own_params.iter().find(|p| p.pure_wrt_drop).map(|_| "may_dangle"); let trait_ref = trait_header.trait_ref.instantiate_identity(); - match (trait_def.unsafety, unsafe_attr, trait_header.unsafety, trait_header.polarity) { - (Unsafety::Normal, None, Unsafety::Unsafe, Positive | Reservation) => { + match (trait_def.safety, unsafe_attr, trait_header.safety, trait_header.polarity) { + (Safety::Default, None, Safety::Unsafe, Positive | Reservation) => { let span = tcx.def_span(def_id); return Err(struct_span_code_err!( tcx.dcx(), @@ -37,7 +37,7 @@ pub(super) fn check_item( .emit()); } - (Unsafety::Unsafe, _, Unsafety::Normal, Positive | Reservation) => { + (Safety::Unsafe, _, Safety::Default, Positive | Reservation) => { let span = tcx.def_span(def_id); return Err(struct_span_code_err!( tcx.dcx(), @@ -61,7 +61,7 @@ pub(super) fn check_item( .emit()); } - (Unsafety::Normal, Some(attr_name), Unsafety::Normal, Positive | Reservation) => { + (Safety::Default, Some(attr_name), Safety::Default, Positive | Reservation) => { let span = tcx.def_span(def_id); return Err(struct_span_code_err!( tcx.dcx(), @@ -85,14 +85,14 @@ pub(super) fn check_item( .emit()); } - (_, _, Unsafety::Unsafe, Negative) => { + (_, _, Safety::Unsafe, Negative) => { // Reported in AST validation assert!(tcx.dcx().has_errors().is_some(), "unsafe negative impl"); Ok(()) } - (_, _, Unsafety::Normal, Negative) - | (Unsafety::Unsafe, _, Unsafety::Unsafe, Positive | Reservation) - | (Unsafety::Normal, Some(_), Unsafety::Unsafe, Positive | Reservation) - | (Unsafety::Normal, None, Unsafety::Normal, _) => Ok(()), + (_, _, Safety::Default, Negative) + | (Safety::Unsafe, _, Safety::Unsafe, Positive | Reservation) + | (Safety::Default, Some(_), Safety::Unsafe, Positive | Reservation) + | (Safety::Default, None, Safety::Default, _) => Ok(()), } } diff --git a/compiler/rustc_hir_analysis/src/collect.rs b/compiler/rustc_hir_analysis/src/collect.rs index 0b9f7fd41fb91..31a39b2144939 100644 --- a/compiler/rustc_hir_analysis/src/collect.rs +++ b/compiler/rustc_hir_analysis/src/collect.rs @@ -1102,11 +1102,11 @@ fn adt_def(tcx: TyCtxt<'_>, def_id: LocalDefId) -> ty::AdtDef<'_> { fn trait_def(tcx: TyCtxt<'_>, def_id: LocalDefId) -> ty::TraitDef { let item = tcx.hir().expect_item(def_id); - let (is_auto, unsafety, items) = match item.kind { - hir::ItemKind::Trait(is_auto, unsafety, .., items) => { - (is_auto == hir::IsAuto::Yes, unsafety, items) + let (is_auto, safety, items) = match item.kind { + hir::ItemKind::Trait(is_auto, safety, .., items) => { + (is_auto == hir::IsAuto::Yes, safety, items) } - hir::ItemKind::TraitAlias(..) => (false, hir::Unsafety::Normal, &[][..]), + hir::ItemKind::TraitAlias(..) => (false, hir::Safety::Default, &[][..]), _ => span_bug!(item.span, "trait_def_of_item invoked on non-trait"), }; @@ -1247,7 +1247,7 @@ fn trait_def(tcx: TyCtxt<'_>, def_id: LocalDefId) -> ty::TraitDef { ty::TraitDef { def_id: def_id.to_def_id(), - unsafety, + safety, paren_sugar, has_auto_impl: is_auto, is_marker, @@ -1286,7 +1286,7 @@ fn fn_sig(tcx: TyCtxt<'_>, def_id: LocalDefId) -> ty::EarlyBinder, def_id: LocalDefId) -> ty::EarlyBinder icx.lowerer().lower_fn_ty( - hir_id, - header.unsafety, - header.abi, - decl, - Some(generics), - None, - ), + }) => { + icx.lowerer().lower_fn_ty(hir_id, header.safety, header.abi, decl, Some(generics), None) + } ForeignItem(&hir::ForeignItem { kind: ForeignItemKind::Fn(fn_decl, _, _), .. }) => { let abi = tcx.hir().get_foreign_abi(hir_id); @@ -1321,8 +1316,8 @@ fn fn_sig(tcx: TyCtxt<'_>, def_id: LocalDefId) -> ty::EarlyBinder hir::Unsafety::Normal, - _ => hir::Unsafety::Unsafe, + (Bound::Unbounded, Bound::Unbounded) => hir::Safety::Default, + _ => hir::Safety::Unsafe, }; ty::Binder::dummy(tcx.mk_fn_sig(inputs, ty, false, safety, abi::Abi::Rust)) } @@ -1409,13 +1404,13 @@ fn infer_return_ty_for_fn_sig<'tcx>( fn_sig.inputs().iter().copied(), recovered_ret_ty.unwrap_or_else(|| Ty::new_error(tcx, guar)), fn_sig.c_variadic, - fn_sig.unsafety, + fn_sig.safety, fn_sig.abi, )) } None => icx.lowerer().lower_fn_ty( hir_id, - sig.header.unsafety, + sig.header.safety, sig.header.abi, sig.decl, Some(generics), @@ -1574,7 +1569,7 @@ fn impl_trait_header(tcx: TyCtxt<'_>, def_id: LocalDefId) -> Option( decl: &'tcx hir::FnDecl<'tcx>, abi: abi::Abi, ) -> ty::PolyFnSig<'tcx> { - let unsafety = if abi == abi::Abi::RustIntrinsic { + let safety = if abi == abi::Abi::RustIntrinsic { intrinsic_operation_unsafety(tcx, def_id) } else { - hir::Unsafety::Unsafe + hir::Safety::Unsafe }; let hir_id = tcx.local_def_id_to_hir_id(def_id); let fty = - ItemCtxt::new(tcx, def_id).lowerer().lower_fn_ty(hir_id, unsafety, abi, decl, None, None); + ItemCtxt::new(tcx, def_id).lowerer().lower_fn_ty(hir_id, safety, abi, decl, None, None); // Feature gate SIMD types in FFI, since I am not sure that the // ABIs are handled at all correctly. -huonw diff --git a/compiler/rustc_hir_analysis/src/hir_ty_lowering/mod.rs b/compiler/rustc_hir_analysis/src/hir_ty_lowering/mod.rs index d16648b9e8f68..39016d15236f4 100644 --- a/compiler/rustc_hir_analysis/src/hir_ty_lowering/mod.rs +++ b/compiler/rustc_hir_analysis/src/hir_ty_lowering/mod.rs @@ -2080,14 +2080,7 @@ impl<'tcx> dyn HirTyLowerer<'tcx> + '_ { Ty::new_fn_ptr( tcx, - self.lower_fn_ty( - hir_ty.hir_id, - bf.unsafety, - bf.abi, - bf.decl, - None, - Some(hir_ty), - ), + self.lower_fn_ty(hir_ty.hir_id, bf.safety, bf.abi, bf.decl, None, Some(hir_ty)), ) } hir::TyKind::TraitObject(bounds, lifetime, repr) => { @@ -2309,11 +2302,11 @@ impl<'tcx> dyn HirTyLowerer<'tcx> + '_ { } /// Lower a function type from the HIR to our internal notion of a function signature. - #[instrument(level = "debug", skip(self, hir_id, unsafety, abi, decl, generics, hir_ty), ret)] + #[instrument(level = "debug", skip(self, hir_id, safety, abi, decl, generics, hir_ty), ret)] pub fn lower_fn_ty( &self, hir_id: HirId, - unsafety: hir::Unsafety, + safety: hir::Safety, abi: abi::Abi, decl: &hir::FnDecl<'tcx>, generics: Option<&hir::Generics<'_>>, @@ -2376,7 +2369,7 @@ impl<'tcx> dyn HirTyLowerer<'tcx> + '_ { debug!(?output_ty); - let fn_ty = tcx.mk_fn_sig(input_tys, output_ty, decl.c_variadic, unsafety, abi); + let fn_ty = tcx.mk_fn_sig(input_tys, output_ty, decl.c_variadic, safety, abi); let bare_fn_ty = ty::Binder::bind_with_vars(fn_ty, bound_vars); if !self.allow_infer() && !(visitor.0.is_empty() && infer_replacements.is_empty()) { diff --git a/compiler/rustc_hir_pretty/src/lib.rs b/compiler/rustc_hir_pretty/src/lib.rs index a47e6af0bf201..2adb5757d79c6 100644 --- a/compiler/rustc_hir_pretty/src/lib.rs +++ b/compiler/rustc_hir_pretty/src/lib.rs @@ -287,7 +287,7 @@ impl<'a> State<'a> { self.pclose(); } hir::TyKind::BareFn(f) => { - self.print_ty_fn(f.abi, f.unsafety, f.decl, None, f.generic_params, f.param_names); + self.print_ty_fn(f.abi, f.safety, f.decl, None, f.generic_params, f.param_names); } hir::TyKind::OpaqueDef(..) => self.word("/*impl Trait*/"), hir::TyKind::Path(ref qpath) => self.print_qpath(qpath, false), @@ -351,7 +351,7 @@ impl<'a> State<'a> { self.print_fn( decl, hir::FnHeader { - unsafety: hir::Unsafety::Normal, + safety: hir::Safety::Default, constness: hir::Constness::NotConst, abi: Abi::Rust, asyncness: hir::IsAsync::NotAsync, @@ -582,7 +582,7 @@ impl<'a> State<'a> { self.print_struct(struct_def, generics, item.ident.name, item.span, true); } hir::ItemKind::Impl(&hir::Impl { - unsafety, + safety, polarity, defaultness, defaultness_span: _, @@ -593,7 +593,7 @@ impl<'a> State<'a> { }) => { self.head(""); self.print_defaultness(defaultness); - self.print_unsafety(unsafety); + self.print_safety(safety); self.word_nbsp("impl"); if !generics.params.is_empty() { @@ -622,10 +622,10 @@ impl<'a> State<'a> { } self.bclose(item.span); } - hir::ItemKind::Trait(is_auto, unsafety, generics, bounds, trait_items) => { + hir::ItemKind::Trait(is_auto, safety, generics, bounds, trait_items) => { self.head(""); self.print_is_auto(is_auto); - self.print_unsafety(unsafety); + self.print_safety(safety); self.word_nbsp("trait"); self.print_ident(item.ident); self.print_generic_params(generics.params); @@ -2234,7 +2234,7 @@ impl<'a> State<'a> { fn print_ty_fn( &mut self, abi: Abi, - unsafety: hir::Unsafety, + safety: hir::Safety, decl: &hir::FnDecl<'_>, name: Option, generic_params: &[hir::GenericParam<'_>], @@ -2246,7 +2246,7 @@ impl<'a> State<'a> { self.print_fn( decl, hir::FnHeader { - unsafety, + safety, abi, constness: hir::Constness::NotConst, asyncness: hir::IsAsync::NotAsync, @@ -2267,7 +2267,7 @@ impl<'a> State<'a> { hir::IsAsync::Async(_) => self.word_nbsp("async"), } - self.print_unsafety(header.unsafety); + self.print_safety(header.safety); if header.abi != Abi::Rust { self.word_nbsp("extern"); @@ -2284,10 +2284,10 @@ impl<'a> State<'a> { } } - fn print_unsafety(&mut self, s: hir::Unsafety) { + fn print_safety(&mut self, s: hir::Safety) { match s { - hir::Unsafety::Normal => {} - hir::Unsafety::Unsafe => self.word_nbsp("unsafe"), + hir::Safety::Default => {} + hir::Safety::Unsafe => self.word_nbsp("unsafe"), } } diff --git a/compiler/rustc_hir_typeck/src/callee.rs b/compiler/rustc_hir_typeck/src/callee.rs index 502a176845e75..9736c8b89204e 100644 --- a/compiler/rustc_hir_typeck/src/callee.rs +++ b/compiler/rustc_hir_typeck/src/callee.rs @@ -201,7 +201,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> { tupled_upvars_ty, ), coroutine_closure_sig.c_variadic, - coroutine_closure_sig.unsafety, + coroutine_closure_sig.safety, coroutine_closure_sig.abi, ); let adjustments = self.adjust_steps(autoderef); diff --git a/compiler/rustc_hir_typeck/src/check.rs b/compiler/rustc_hir_typeck/src/check.rs index 89e64cf5f0d98..0925a59fb8b0c 100644 --- a/compiler/rustc_hir_typeck/src/check.rs +++ b/compiler/rustc_hir_typeck/src/check.rs @@ -216,7 +216,7 @@ fn check_panic_info_fn(tcx: TyCtxt<'_>, fn_id: LocalDefId, fn_sig: ty::FnSig<'_> ty::BoundVariableKind::Region(ty::BrAnon), ]); let expected_sig = ty::Binder::bind_with_vars( - tcx.mk_fn_sig([panic_info_ref_ty], tcx.types.never, false, fn_sig.unsafety, Abi::Rust), + tcx.mk_fn_sig([panic_info_ref_ty], tcx.types.never, false, fn_sig.safety, Abi::Rust), bounds, ); @@ -239,7 +239,7 @@ fn check_lang_start_fn<'tcx>(tcx: TyCtxt<'tcx>, fn_sig: ty::FnSig<'tcx>, def_id: let generic_ty = Ty::new_param(tcx, fn_generic.index, fn_generic.name); let main_fn_ty = Ty::new_fn_ptr( tcx, - Binder::dummy(tcx.mk_fn_sig([], generic_ty, false, hir::Unsafety::Normal, Abi::Rust)), + Binder::dummy(tcx.mk_fn_sig([], generic_ty, false, hir::Safety::Default, Abi::Rust)), ); let expected_sig = ty::Binder::dummy(tcx.mk_fn_sig( @@ -251,7 +251,7 @@ fn check_lang_start_fn<'tcx>(tcx: TyCtxt<'tcx>, fn_sig: ty::FnSig<'tcx>, def_id: ], tcx.types.isize, false, - fn_sig.unsafety, + fn_sig.safety, Abi::Rust, )); diff --git a/compiler/rustc_hir_typeck/src/closure.rs b/compiler/rustc_hir_typeck/src/closure.rs index aca069d8fb5a5..f4de264cd8f7d 100644 --- a/compiler/rustc_hir_typeck/src/closure.rs +++ b/compiler/rustc_hir_typeck/src/closure.rs @@ -89,7 +89,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> { [Ty::new_tup(tcx, sig.inputs())], sig.output(), sig.c_variadic, - sig.unsafety, + sig.safety, sig.abi, ) }); @@ -238,7 +238,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> { ], Ty::new_tup(tcx, &[bound_yield_ty, bound_return_ty]), sig.c_variadic, - sig.unsafety, + sig.safety, sig.abi, ) }), @@ -281,7 +281,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> { liberated_sig.inputs().iter().copied(), coroutine_output_ty, liberated_sig.c_variadic, - liberated_sig.unsafety, + liberated_sig.safety, liberated_sig.abi, ); @@ -493,7 +493,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> { input_tys, ret_param_ty, false, - hir::Unsafety::Normal, + hir::Safety::Default, Abi::Rust, )); @@ -605,7 +605,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> { sig.inputs().iter().cloned(), sig.output(), sig.c_variadic, - hir::Unsafety::Normal, + hir::Safety::Default, Abi::RustCall, ) }); @@ -743,7 +743,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> { inputs, supplied_output_ty, expected_sigs.liberated_sig.c_variadic, - hir::Unsafety::Normal, + hir::Safety::Default, Abi::RustCall, ); @@ -820,7 +820,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> { supplied_arguments, supplied_return, decl.c_variadic, - hir::Unsafety::Normal, + hir::Safety::Default, Abi::RustCall, ), bound_vars, @@ -984,7 +984,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> { supplied_arguments, err_ty, decl.c_variadic, - hir::Unsafety::Normal, + hir::Safety::Default, Abi::RustCall, )); diff --git a/compiler/rustc_hir_typeck/src/coercion.rs b/compiler/rustc_hir_typeck/src/coercion.rs index 8d93f402f10c5..6aa63c0fe4b74 100644 --- a/compiler/rustc_hir_typeck/src/coercion.rs +++ b/compiler/rustc_hir_typeck/src/coercion.rs @@ -788,8 +788,8 @@ impl<'f, 'tcx> Coerce<'f, 'tcx> { let outer_universe = self.infcx.universe(); let result = if let ty::FnPtr(fn_ty_b) = b.kind() - && let (hir::Unsafety::Normal, hir::Unsafety::Unsafe) = - (fn_ty_a.unsafety(), fn_ty_b.unsafety()) + && let (hir::Safety::Default, hir::Safety::Unsafe) = + (fn_ty_a.safety(), fn_ty_b.safety()) { let unsafe_a = self.tcx.safe_to_unsafe_fn_ty(fn_ty_a); self.unify_and(unsafe_a, b, to_unsafe) @@ -851,7 +851,7 @@ impl<'f, 'tcx> Coerce<'f, 'tcx> { // Safe `#[target_feature]` functions are not assignable to safe fn pointers (RFC 2396). - if b_sig.unsafety() == hir::Unsafety::Normal + if b_sig.safety() == hir::Safety::Default && !self.tcx.codegen_fn_attrs(def_id).target_features.is_empty() { return Err(TypeError::TargetFeatureCast(def_id)); @@ -922,14 +922,14 @@ impl<'f, 'tcx> Coerce<'f, 'tcx> { // or // `unsafe fn(arg0,arg1,...) -> _` let closure_sig = args_a.as_closure().sig(); - let unsafety = fn_ty.unsafety(); + let safety = fn_ty.safety(); let pointer_ty = - Ty::new_fn_ptr(self.tcx, self.tcx.signature_unclosure(closure_sig, unsafety)); + Ty::new_fn_ptr(self.tcx, self.tcx.signature_unclosure(closure_sig, safety)); debug!("coerce_closure_to_fn(a={:?}, b={:?}, pty={:?})", a, b, pointer_ty); self.unify_and( pointer_ty, b, - simple(Adjust::Pointer(PointerCoercion::ClosureFnPointer(unsafety))), + simple(Adjust::Pointer(PointerCoercion::ClosureFnPointer(safety))), ) } _ => self.unify_and(a, b, identity), @@ -1126,24 +1126,24 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> { (ty::Closure(_, args), ty::FnDef(..)) => { let b_sig = new_ty.fn_sig(self.tcx); let a_sig = - self.tcx.signature_unclosure(args.as_closure().sig(), b_sig.unsafety()); + self.tcx.signature_unclosure(args.as_closure().sig(), b_sig.safety()); (Some(a_sig), Some(b_sig)) } (ty::FnDef(..), ty::Closure(_, args)) => { let a_sig = prev_ty.fn_sig(self.tcx); let b_sig = - self.tcx.signature_unclosure(args.as_closure().sig(), a_sig.unsafety()); + self.tcx.signature_unclosure(args.as_closure().sig(), a_sig.safety()); (Some(a_sig), Some(b_sig)) } (ty::Closure(_, args_a), ty::Closure(_, args_b)) => { ( Some(self.tcx.signature_unclosure( args_a.as_closure().sig(), - hir::Unsafety::Normal, + hir::Safety::Default, )), Some(self.tcx.signature_unclosure( args_b.as_closure().sig(), - hir::Unsafety::Normal, + hir::Safety::Default, )), ) } @@ -1168,14 +1168,14 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> { let fn_ptr = Ty::new_fn_ptr(self.tcx, sig); let prev_adjustment = match prev_ty.kind() { ty::Closure(..) => { - Adjust::Pointer(PointerCoercion::ClosureFnPointer(a_sig.unsafety())) + Adjust::Pointer(PointerCoercion::ClosureFnPointer(a_sig.safety())) } ty::FnDef(..) => Adjust::Pointer(PointerCoercion::ReifyFnPointer), _ => span_bug!(cause.span, "should not try to coerce a {prev_ty} to a fn pointer"), }; let next_adjustment = match new_ty.kind() { ty::Closure(..) => { - Adjust::Pointer(PointerCoercion::ClosureFnPointer(b_sig.unsafety())) + Adjust::Pointer(PointerCoercion::ClosureFnPointer(b_sig.safety())) } ty::FnDef(..) => Adjust::Pointer(PointerCoercion::ReifyFnPointer), _ => span_bug!(new.span, "should not try to coerce a {new_ty} to a fn pointer"), diff --git a/compiler/rustc_hir_typeck/src/fallback.rs b/compiler/rustc_hir_typeck/src/fallback.rs index c79b6be656066..e456bd7fd4abe 100644 --- a/compiler/rustc_hir_typeck/src/fallback.rs +++ b/compiler/rustc_hir_typeck/src/fallback.rs @@ -558,7 +558,7 @@ fn compute_unsafe_infer_vars<'a, 'tcx>( if let Some(def_id) = typeck_results.type_dependent_def_id(ex.hir_id) && let method_ty = self.root_ctxt.tcx.type_of(def_id).instantiate_identity() && let sig = method_ty.fn_sig(self.root_ctxt.tcx) - && let hir::Unsafety::Unsafe = sig.unsafety() + && let hir::Safety::Unsafe = sig.safety() { let mut collector = InferVarCollector { value: (ex.hir_id, ex.span, UnsafeUseReason::Method), @@ -578,7 +578,7 @@ fn compute_unsafe_infer_vars<'a, 'tcx>( if func_ty.is_fn() && let sig = func_ty.fn_sig(self.root_ctxt.tcx) - && let hir::Unsafety::Unsafe = sig.unsafety() + && let hir::Safety::Unsafe = sig.safety() { let mut collector = InferVarCollector { value: (ex.hir_id, ex.span, UnsafeUseReason::Call), @@ -609,7 +609,7 @@ fn compute_unsafe_infer_vars<'a, 'tcx>( // `is_fn` excludes closures, but those can't be unsafe. if ty.is_fn() && let sig = ty.fn_sig(self.root_ctxt.tcx) - && let hir::Unsafety::Unsafe = sig.unsafety() + && let hir::Safety::Unsafe = sig.safety() { let mut collector = InferVarCollector { value: (ex.hir_id, ex.span, UnsafeUseReason::Path), diff --git a/compiler/rustc_hir_typeck/src/lib.rs b/compiler/rustc_hir_typeck/src/lib.rs index 6892da7a5e23d..b9a99fbec3cd8 100644 --- a/compiler/rustc_hir_typeck/src/lib.rs +++ b/compiler/rustc_hir_typeck/src/lib.rs @@ -145,7 +145,7 @@ fn typeck_with_fallback<'tcx>( if let Some(hir::FnSig { header, decl, .. }) = node.fn_sig() { let fn_sig = if decl.output.get_infer_ret_ty().is_some() { - fcx.lowerer().lower_fn_ty(id, header.unsafety, header.abi, decl, None, None) + fcx.lowerer().lower_fn_ty(id, header.safety, header.abi, decl, None, None) } else { tcx.fn_sig(def_id).instantiate_identity() }; diff --git a/compiler/rustc_hir_typeck/src/upvar.rs b/compiler/rustc_hir_typeck/src/upvar.rs index d313c0eafe101..069644c4bc473 100644 --- a/compiler/rustc_hir_typeck/src/upvar.rs +++ b/compiler/rustc_hir_typeck/src/upvar.rs @@ -419,7 +419,7 @@ impl<'a, 'tcx> FnCtxt<'a, 'tcx> { [], tupled_upvars_ty_for_borrow, false, - hir::Unsafety::Normal, + hir::Safety::Default, rustc_target::spec::abi::Abi::Rust, ), self.tcx.mk_bound_variable_kinds(&[ty::BoundVariableKind::Region( diff --git a/compiler/rustc_infer/src/infer/error_reporting/mod.rs b/compiler/rustc_infer/src/infer/error_reporting/mod.rs index d0687dfc6fd25..15441b8aa1665 100644 --- a/compiler/rustc_infer/src/infer/error_reporting/mod.rs +++ b/compiler/rustc_infer/src/infer/error_reporting/mod.rs @@ -1053,8 +1053,8 @@ impl<'tcx> TypeErrCtxt<'_, 'tcx> { // unsafe extern "C" for<'a> fn(&'a T) -> &'a T // ^^^^^^ - values.0.push(sig1.unsafety.prefix_str(), sig1.unsafety != sig2.unsafety); - values.1.push(sig2.unsafety.prefix_str(), sig1.unsafety != sig2.unsafety); + values.0.push(sig1.safety.prefix_str(), sig1.safety != sig2.safety); + values.1.push(sig2.safety.prefix_str(), sig1.safety != sig2.safety); // unsafe extern "C" for<'a> fn(&'a T) -> &'a T // ^^^^^^^^^^ @@ -1928,7 +1928,7 @@ impl<'tcx> TypeErrCtxt<'_, 'tcx> { self.tcx .signature_unclosure( args.as_closure().sig(), - rustc_hir::Unsafety::Normal, + rustc_hir::Safety::Default, ) .to_string(), ), diff --git a/compiler/rustc_infer/src/infer/error_reporting/need_type_info.rs b/compiler/rustc_infer/src/infer/error_reporting/need_type_info.rs index b4decbf14a233..abc2e6f688dfa 100644 --- a/compiler/rustc_infer/src/infer/error_reporting/need_type_info.rs +++ b/compiler/rustc_infer/src/infer/error_reporting/need_type_info.rs @@ -168,7 +168,7 @@ impl<'tcx> TypeFolder> for ClosureEraser<'tcx> { let closure_sig = args.as_closure().sig(); Ty::new_fn_ptr( self.tcx, - self.tcx.signature_unclosure(closure_sig, hir::Unsafety::Normal), + self.tcx.signature_unclosure(closure_sig, hir::Safety::Default), ) } _ => ty.super_fold_with(self), diff --git a/compiler/rustc_infer/src/infer/error_reporting/nice_region_error/placeholder_error.rs b/compiler/rustc_infer/src/infer/error_reporting/nice_region_error/placeholder_error.rs index 8859772848fa6..3cfe6b29c2a69 100644 --- a/compiler/rustc_infer/src/infer/error_reporting/nice_region_error/placeholder_error.rs +++ b/compiler/rustc_infer/src/infer/error_reporting/nice_region_error/placeholder_error.rs @@ -411,7 +411,7 @@ impl<'tcx> NiceRegionError<'_, 'tcx> { if let ty::Closure(_, args) = closure.kind() { self.tcx().signature_unclosure( args.as_closure().sig(), - rustc_hir::Unsafety::Normal, + rustc_hir::Safety::Default, ) } else { bug!("type is not longer closure"); diff --git a/compiler/rustc_infer/src/infer/error_reporting/note_and_explain.rs b/compiler/rustc_infer/src/infer/error_reporting/note_and_explain.rs index c24ad1fa1e73a..f2fe43380b80e 100644 --- a/compiler/rustc_infer/src/infer/error_reporting/note_and_explain.rs +++ b/compiler/rustc_infer/src/infer/error_reporting/note_and_explain.rs @@ -452,7 +452,7 @@ impl Trait for X { } (ty::FnPtr(sig), ty::FnDef(def_id, _)) | (ty::FnDef(def_id, _), ty::FnPtr(sig)) => { - if tcx.fn_sig(def_id).skip_binder().unsafety() < sig.unsafety() { + if tcx.fn_sig(def_id).skip_binder().safety() < sig.safety() { diag.note( "unsafe functions cannot be coerced into safe function pointers", ); diff --git a/compiler/rustc_lint/src/builtin.rs b/compiler/rustc_lint/src/builtin.rs index b9be92b89afdf..a99ae3eb72ce1 100644 --- a/compiler/rustc_lint/src/builtin.rs +++ b/compiler/rustc_lint/src/builtin.rs @@ -360,11 +360,11 @@ impl EarlyLintPass for UnsafeCode { fn check_item(&mut self, cx: &EarlyContext<'_>, it: &ast::Item) { match it.kind { - ast::ItemKind::Trait(box ast::Trait { unsafety: ast::Unsafe::Yes(_), .. }) => { + ast::ItemKind::Trait(box ast::Trait { safety: ast::Safety::Unsafe(_), .. }) => { self.report_unsafe(cx, it.span, BuiltinUnsafe::UnsafeTrait); } - ast::ItemKind::Impl(box ast::Impl { unsafety: ast::Unsafe::Yes(_), .. }) => { + ast::ItemKind::Impl(box ast::Impl { safety: ast::Safety::Unsafe(_), .. }) => { self.report_unsafe(cx, it.span, BuiltinUnsafe::UnsafeImpl); } @@ -419,7 +419,7 @@ impl EarlyLintPass for UnsafeCode { if let FnKind::Fn( ctxt, _, - ast::FnSig { header: ast::FnHeader { unsafety: ast::Unsafe::Yes(_), .. }, .. }, + ast::FnSig { header: ast::FnHeader { safety: ast::Safety::Unsafe(_), .. }, .. }, _, _, body, diff --git a/compiler/rustc_lint/src/foreign_modules.rs b/compiler/rustc_lint/src/foreign_modules.rs index 48e5683fc0a9b..2c86964feef11 100644 --- a/compiler/rustc_lint/src/foreign_modules.rs +++ b/compiler/rustc_lint/src/foreign_modules.rs @@ -345,8 +345,8 @@ fn structurally_same_type_impl<'tcx>( let a_sig = tcx.instantiate_bound_regions_with_erased(a_poly_sig); let b_sig = tcx.instantiate_bound_regions_with_erased(b_poly_sig); - (a_sig.abi, a_sig.unsafety, a_sig.c_variadic) - == (b_sig.abi, b_sig.unsafety, b_sig.c_variadic) + (a_sig.abi, a_sig.safety, a_sig.c_variadic) + == (b_sig.abi, b_sig.safety, b_sig.c_variadic) && a_sig.inputs().iter().eq_by(b_sig.inputs().iter(), |a, b| { structurally_same_type_impl(seen_types, tcx, param_env, *a, *b, ckind) }) diff --git a/compiler/rustc_middle/src/ty/adjustment.rs b/compiler/rustc_middle/src/ty/adjustment.rs index 9badf65115ed4..6d7b62597475a 100644 --- a/compiler/rustc_middle/src/ty/adjustment.rs +++ b/compiler/rustc_middle/src/ty/adjustment.rs @@ -15,7 +15,7 @@ pub enum PointerCoercion { /// Go from a non-capturing closure to an fn pointer or an unsafe fn pointer. /// It cannot convert a closure that requires unsafe. - ClosureFnPointer(hir::Unsafety), + ClosureFnPointer(hir::Safety), /// Go from a mut raw pointer to a const raw pointer. MutToConstPointer, diff --git a/compiler/rustc_middle/src/ty/context.rs b/compiler/rustc_middle/src/ty/context.rs index 6f70231337a66..0d6295b92fd21 100644 --- a/compiler/rustc_middle/src/ty/context.rs +++ b/compiler/rustc_middle/src/ty/context.rs @@ -114,7 +114,7 @@ impl<'tcx> Interner for TyCtxt<'tcx> { type AllocId = crate::mir::interpret::AllocId; type Pat = Pattern<'tcx>; - type Unsafety = hir::Unsafety; + type Safety = hir::Safety; type Abi = abi::Abi; type Const = ty::Const<'tcx>; @@ -235,7 +235,7 @@ impl<'tcx> rustc_type_ir::inherent::Abi> for abi::Abi { } } -impl<'tcx> rustc_type_ir::inherent::Unsafety> for hir::Unsafety { +impl<'tcx> rustc_type_ir::inherent::Safety> for hir::Safety { fn prefix_str(self) -> &'static str { self.prefix_str() } @@ -2024,11 +2024,8 @@ impl<'tcx> TyCtxt<'tcx> { /// that is, a `fn` type that is equivalent in every way for being /// unsafe. pub fn safe_to_unsafe_fn_ty(self, sig: PolyFnSig<'tcx>) -> Ty<'tcx> { - assert_eq!(sig.unsafety(), hir::Unsafety::Normal); - Ty::new_fn_ptr( - self, - sig.map_bound(|sig| ty::FnSig { unsafety: hir::Unsafety::Unsafe, ..sig }), - ) + assert_eq!(sig.safety(), hir::Safety::Default); + Ty::new_fn_ptr(self, sig.map_bound(|sig| ty::FnSig { safety: hir::Safety::Unsafe, ..sig })) } /// Given the def_id of a Trait `trait_def_id` and the name of an associated item `assoc_name` @@ -2088,17 +2085,13 @@ impl<'tcx> TyCtxt<'tcx> { /// `hir::Unsafety::Unsafe` in the previous example, then you would get /// an `unsafe fn (u32, i32)`. /// It cannot convert a closure that requires unsafe. - pub fn signature_unclosure( - self, - sig: PolyFnSig<'tcx>, - unsafety: hir::Unsafety, - ) -> PolyFnSig<'tcx> { + pub fn signature_unclosure(self, sig: PolyFnSig<'tcx>, safety: hir::Safety) -> PolyFnSig<'tcx> { sig.map_bound(|s| { let params = match s.inputs()[0].kind() { ty::Tuple(params) => *params, _ => bug!(), }; - self.mk_fn_sig(params, s.output(), s.c_variadic, unsafety, abi::Abi::Rust) + self.mk_fn_sig(params, s.output(), s.c_variadic, safety, abi::Abi::Rust) }) } @@ -2365,7 +2358,7 @@ impl<'tcx> TyCtxt<'tcx> { inputs: I, output: I::Item, c_variadic: bool, - unsafety: hir::Unsafety, + safety: hir::Safety, abi: abi::Abi, ) -> T::Output where @@ -2375,7 +2368,7 @@ impl<'tcx> TyCtxt<'tcx> { T::collect_and_apply(inputs.into_iter().chain(iter::once(output)), |xs| ty::FnSig { inputs_and_output: self.mk_type_list(xs), c_variadic, - unsafety, + safety, abi, }) } diff --git a/compiler/rustc_middle/src/ty/error.rs b/compiler/rustc_middle/src/ty/error.rs index 71437ce1df9de..99d703be873ed 100644 --- a/compiler/rustc_middle/src/ty/error.rs +++ b/compiler/rustc_middle/src/ty/error.rs @@ -34,7 +34,7 @@ pub enum TypeError<'tcx> { Mismatch, ConstnessMismatch(ExpectedFound), PolarityMismatch(ExpectedFound), - UnsafetyMismatch(ExpectedFound), + SafetyMismatch(ExpectedFound), AbiMismatch(ExpectedFound), Mutability, ArgumentMutability(usize), @@ -107,7 +107,7 @@ impl<'tcx> TypeError<'tcx> { format!("expected {} polarity, found {} polarity", values.expected, values.found) .into() } - UnsafetyMismatch(values) => { + SafetyMismatch(values) => { format!("expected {} fn, found {} fn", values.expected, values.found).into() } AbiMismatch(values) => { @@ -204,7 +204,7 @@ impl<'tcx> TypeError<'tcx> { pub fn must_include_note(self) -> bool { use self::TypeError::*; match self { - CyclicTy(_) | CyclicConst(_) | UnsafetyMismatch(_) | ConstnessMismatch(_) + CyclicTy(_) | CyclicConst(_) | SafetyMismatch(_) | ConstnessMismatch(_) | PolarityMismatch(_) | Mismatch | AbiMismatch(_) | FixedArraySize(_) | ArgumentSorts(..) | Sorts(_) | IntMismatch(_) | FloatMismatch(_) | VariadicMismatch(_) | TargetFeatureCast(_) => false, diff --git a/compiler/rustc_middle/src/ty/fast_reject.rs b/compiler/rustc_middle/src/ty/fast_reject.rs index 8d7489f5f7e60..7508f0080ccfe 100644 --- a/compiler/rustc_middle/src/ty/fast_reject.rs +++ b/compiler/rustc_middle/src/ty/fast_reject.rs @@ -281,13 +281,13 @@ impl DeepRejectCtxt { } ty::FnPtr(obl_sig) => match k { ty::FnPtr(impl_sig) => { - let ty::FnSig { inputs_and_output, c_variadic, unsafety, abi } = + let ty::FnSig { inputs_and_output, c_variadic, safety, abi } = obl_sig.skip_binder(); let impl_sig = impl_sig.skip_binder(); abi == impl_sig.abi && c_variadic == impl_sig.c_variadic - && unsafety == impl_sig.unsafety + && safety == impl_sig.safety && inputs_and_output.len() == impl_sig.inputs_and_output.len() && iter::zip(inputs_and_output, impl_sig.inputs_and_output) .all(|(obl, imp)| self.types_may_unify(obl, imp)) diff --git a/compiler/rustc_middle/src/ty/mod.rs b/compiler/rustc_middle/src/ty/mod.rs index 93ccc0a7de420..223648360664d 100644 --- a/compiler/rustc_middle/src/ty/mod.rs +++ b/compiler/rustc_middle/src/ty/mod.rs @@ -266,7 +266,7 @@ pub struct ImplHeader<'tcx> { pub struct ImplTraitHeader<'tcx> { pub trait_ref: ty::EarlyBinder>, pub polarity: ImplPolarity, - pub unsafety: hir::Unsafety, + pub safety: hir::Safety, } #[derive(Copy, Clone, PartialEq, Eq, Debug, TypeFoldable, TypeVisitable)] diff --git a/compiler/rustc_middle/src/ty/print/pretty.rs b/compiler/rustc_middle/src/ty/print/pretty.rs index d9043d43cd7d1..0dbb17e9db44e 100644 --- a/compiler/rustc_middle/src/ty/print/pretty.rs +++ b/compiler/rustc_middle/src/ty/print/pretty.rs @@ -3035,7 +3035,7 @@ define_print! { (self, cx): ty::FnSig<'tcx> { - p!(write("{}", self.unsafety.prefix_str())); + p!(write("{}", self.safety.prefix_str())); if self.abi != Abi::Rust { p!(write("extern {} ", self.abi)); diff --git a/compiler/rustc_middle/src/ty/relate.rs b/compiler/rustc_middle/src/ty/relate.rs index eaf5fdf57109c..947de3f3aaa50 100644 --- a/compiler/rustc_middle/src/ty/relate.rs +++ b/compiler/rustc_middle/src/ty/relate.rs @@ -146,7 +146,7 @@ impl<'tcx> Relate<'tcx> for ty::FnSig<'tcx> { if a.c_variadic != b.c_variadic { return Err(TypeError::VariadicMismatch(expected_found(a.c_variadic, b.c_variadic))); } - let unsafety = relation.relate(a.unsafety, b.unsafety)?; + let safety = relation.relate(a.safety, b.safety)?; let abi = relation.relate(a.abi, b.abi)?; if a.inputs().len() != b.inputs().len() { @@ -181,7 +181,7 @@ impl<'tcx> Relate<'tcx> for ty::FnSig<'tcx> { Ok(ty::FnSig { inputs_and_output: tcx.mk_type_list_from_iter(inputs_and_output)?, c_variadic: a.c_variadic, - unsafety, + safety, abi, }) } @@ -197,13 +197,13 @@ impl<'tcx> Relate<'tcx> for ty::BoundConstness { } } -impl<'tcx> Relate<'tcx> for hir::Unsafety { +impl<'tcx> Relate<'tcx> for hir::Safety { fn relate>( _relation: &mut R, - a: hir::Unsafety, - b: hir::Unsafety, - ) -> RelateResult<'tcx, hir::Unsafety> { - if a != b { Err(TypeError::UnsafetyMismatch(expected_found(a, b))) } else { Ok(a) } + a: hir::Safety, + b: hir::Safety, + ) -> RelateResult<'tcx, hir::Safety> { + if a != b { Err(TypeError::SafetyMismatch(expected_found(a, b))) } else { Ok(a) } } } diff --git a/compiler/rustc_middle/src/ty/structural_impls.rs b/compiler/rustc_middle/src/ty/structural_impls.rs index eed11422a446a..7d24824d568f4 100644 --- a/compiler/rustc_middle/src/ty/structural_impls.rs +++ b/compiler/rustc_middle/src/ty/structural_impls.rs @@ -355,7 +355,7 @@ TrivialTypeTraversalImpls! { // interners). TrivialTypeTraversalAndLiftImpls! { ::rustc_hir::def_id::DefId, - ::rustc_hir::Unsafety, + ::rustc_hir::Safety, ::rustc_target::spec::abi::Abi, crate::ty::ClosureKind, crate::ty::ParamConst, diff --git a/compiler/rustc_middle/src/ty/sty.rs b/compiler/rustc_middle/src/ty/sty.rs index 9dbcd938e6eda..31246e315c9b7 100644 --- a/compiler/rustc_middle/src/ty/sty.rs +++ b/compiler/rustc_middle/src/ty/sty.rs @@ -388,7 +388,7 @@ impl<'tcx> CoroutineClosureArgs<'tcx> { yield_ty, return_ty, c_variadic: sig.c_variadic, - unsafety: sig.unsafety, + safety: sig.safety, abi: sig.abi, } }) @@ -416,8 +416,8 @@ pub struct CoroutineClosureSignature<'tcx> { // from scratch just for good measure. /// Always false pub c_variadic: bool, - /// Always [`hir::Unsafety::Normal`] - pub unsafety: hir::Unsafety, + /// Always [`hir::Safety::Default`] + pub safety: hir::Safety, /// Always [`abi::Abi::RustCall`] pub abi: abi::Abi, } @@ -1129,8 +1129,8 @@ impl<'tcx> PolyFnSig<'tcx> { self.skip_binder().c_variadic } - pub fn unsafety(&self) -> hir::Unsafety { - self.skip_binder().unsafety + pub fn safety(&self) -> hir::Safety { + self.skip_binder().safety } pub fn abi(&self) -> abi::Abi { @@ -1140,12 +1140,7 @@ impl<'tcx> PolyFnSig<'tcx> { pub fn is_fn_trait_compatible(&self) -> bool { matches!( self.skip_binder(), - ty::FnSig { - unsafety: rustc_hir::Unsafety::Normal, - abi: Abi::Rust, - c_variadic: false, - .. - } + ty::FnSig { safety: rustc_hir::Safety::Default, abi: Abi::Rust, c_variadic: false, .. } ) } } @@ -1991,7 +1986,7 @@ impl<'tcx> Ty<'tcx> { ty::Binder::dummy(ty::FnSig { inputs_and_output: ty::List::empty(), c_variadic: false, - unsafety: hir::Unsafety::Normal, + safety: hir::Safety::Default, abi: abi::Abi::Rust, }) } diff --git a/compiler/rustc_middle/src/ty/trait_def.rs b/compiler/rustc_middle/src/ty/trait_def.rs index cf5decffea92b..c5b3de17bcb30 100644 --- a/compiler/rustc_middle/src/ty/trait_def.rs +++ b/compiler/rustc_middle/src/ty/trait_def.rs @@ -15,7 +15,7 @@ use rustc_macros::{Decodable, Encodable, HashStable}; pub struct TraitDef { pub def_id: DefId, - pub unsafety: hir::Unsafety, + pub safety: hir::Safety, /// If `true`, then this trait had the `#[rustc_paren_sugar]` /// attribute, indicating that it should be used with `Foo()` diff --git a/compiler/rustc_middle/src/values.rs b/compiler/rustc_middle/src/values.rs index e3866b27ceef1..dad1d95bb75a0 100644 --- a/compiler/rustc_middle/src/values.rs +++ b/compiler/rustc_middle/src/values.rs @@ -65,7 +65,7 @@ impl<'tcx> Value> for ty::Binder<'_, ty::FnSig<'_>> { std::iter::repeat(err).take(arity), err, false, - rustc_hir::Unsafety::Normal, + rustc_hir::Safety::Default, rustc_target::spec::abi::Abi::Rust, )); diff --git a/compiler/rustc_mir_build/src/check_unsafety.rs b/compiler/rustc_mir_build/src/check_unsafety.rs index b9990d65ec77c..b5f7ffbd2afb1 100644 --- a/compiler/rustc_mir_build/src/check_unsafety.rs +++ b/compiler/rustc_mir_build/src/check_unsafety.rs @@ -391,7 +391,7 @@ impl<'a, 'tcx> Visitor<'a, 'tcx> for UnsafetyVisitor<'a, 'tcx> { return; // don't visit the whole expression } ExprKind::Call { fun, ty: _, args: _, from_hir_call: _, fn_span: _ } => { - if self.thir[fun].ty.fn_sig(self.tcx).unsafety() == hir::Unsafety::Unsafe { + if self.thir[fun].ty.fn_sig(self.tcx).safety() == hir::Safety::Unsafe { let func_id = if let ty::FnDef(func_id, _) = self.thir[fun].ty.kind() { Some(*func_id) } else { @@ -921,7 +921,7 @@ pub fn check_unsafety(tcx: TyCtxt<'_>, def: LocalDefId) { let hir_id = tcx.local_def_id_to_hir_id(def); let safety_context = tcx.hir().fn_sig_by_hir_id(hir_id).map_or(SafetyContext::Safe, |fn_sig| { - if fn_sig.header.unsafety == hir::Unsafety::Unsafe { + if fn_sig.header.safety == hir::Safety::Unsafe { SafetyContext::UnsafeFn } else { SafetyContext::Safe diff --git a/compiler/rustc_mir_transform/src/function_item_references.rs b/compiler/rustc_mir_transform/src/function_item_references.rs index 30b1ca6780062..434529ccff4bc 100644 --- a/compiler/rustc_mir_transform/src/function_item_references.rs +++ b/compiler/rustc_mir_transform/src/function_item_references.rs @@ -158,7 +158,7 @@ impl<'tcx> FunctionItemRefChecker<'_, 'tcx> { .lint_root; // FIXME: use existing printing routines to print the function signature let fn_sig = self.tcx.fn_sig(fn_id).instantiate(self.tcx, fn_args); - let unsafety = fn_sig.unsafety().prefix_str(); + let unsafety = fn_sig.safety().prefix_str(); let abi = match fn_sig.abi() { Abi::Rust => String::from(""), other_abi => { diff --git a/compiler/rustc_mir_transform/src/shim.rs b/compiler/rustc_mir_transform/src/shim.rs index cd8a43d6e6c26..dcf54ad2cfc8f 100644 --- a/compiler/rustc_mir_transform/src/shim.rs +++ b/compiler/rustc_mir_transform/src/shim.rs @@ -1047,7 +1047,7 @@ fn build_construct_coroutine_by_move_shim<'tcx>( args.as_coroutine_closure().coroutine_captures_by_ref_ty(), ), sig.c_variadic, - sig.unsafety, + sig.safety, sig.abi, ) }); diff --git a/compiler/rustc_parse/src/parser/item.rs b/compiler/rustc_parse/src/parser/item.rs index 5a3bfb8372520..9fcc147d26f9f 100644 --- a/compiler/rustc_parse/src/parser/item.rs +++ b/compiler/rustc_parse/src/parser/item.rs @@ -33,7 +33,7 @@ impl<'a> Parser<'a> { /// Parses a `mod { ... }` or `mod ;` item. fn parse_item_mod(&mut self, attrs: &mut AttrVec) -> PResult<'a, ItemInfo> { - let unsafety = self.parse_unsafety(Case::Sensitive); + let safety = self.parse_safety(Case::Sensitive); self.expect_keyword(kw::Mod)?; let id = self.parse_ident()?; let mod_kind = if self.eat(&token::Semi) { @@ -45,7 +45,7 @@ impl<'a> Parser<'a> { attrs.extend(inner_attrs); ModKind::Loaded(items, Inline::Yes, inner_span) }; - Ok((id, ItemKind::Mod(unsafety, mod_kind))) + Ok((id, ItemKind::Mod(safety, mod_kind))) } /// Parses the contents of a module (inner attributes followed by module items). @@ -210,13 +210,13 @@ impl<'a> Parser<'a> { self.parse_item_extern_crate()? } else { // EXTERN BLOCK - self.parse_item_foreign_mod(attrs, Unsafe::No)? + self.parse_item_foreign_mod(attrs, Safety::Default)? } } else if self.is_unsafe_foreign_mod() { // EXTERN BLOCK - let unsafety = self.parse_unsafety(Case::Sensitive); + let safety = self.parse_safety(Case::Sensitive); self.expect_keyword(kw::Extern)?; - self.parse_item_foreign_mod(attrs, unsafety)? + self.parse_item_foreign_mod(attrs, safety)? } else if self.is_static_global() { // STATIC ITEM self.bump(); // `static` @@ -540,7 +540,7 @@ impl<'a> Parser<'a> { attrs: &mut AttrVec, defaultness: Defaultness, ) -> PResult<'a, ItemInfo> { - let unsafety = self.parse_unsafety(Case::Sensitive); + let safety = self.parse_safety(Case::Sensitive); self.expect_keyword(kw::Impl)?; // First, parse generic parameters if necessary. @@ -646,7 +646,7 @@ impl<'a> Parser<'a> { let trait_ref = TraitRef { path, ref_id: ty_first.id }; ItemKind::Impl(Box::new(Impl { - unsafety, + safety, polarity, defaultness, constness, @@ -659,7 +659,7 @@ impl<'a> Parser<'a> { None => { // impl Type ItemKind::Impl(Box::new(Impl { - unsafety, + safety, polarity, defaultness, constness, @@ -864,7 +864,7 @@ impl<'a> Parser<'a> { /// Parses `unsafe? auto? trait Foo { ... }` or `trait Foo = Bar;`. fn parse_item_trait(&mut self, attrs: &mut AttrVec, lo: Span) -> PResult<'a, ItemInfo> { - let unsafety = self.parse_unsafety(Case::Sensitive); + let safety = self.parse_safety(Case::Sensitive); // Parse optional `auto` prefix. let is_auto = if self.eat_keyword(kw::Auto) { self.psess.gated_spans.gate(sym::auto_traits, self.prev_token.span); @@ -898,7 +898,7 @@ impl<'a> Parser<'a> { if is_auto == IsAuto::Yes { self.dcx().emit_err(errors::TraitAliasCannotBeAuto { span: whole_span }); } - if let Unsafe::Yes(_) = unsafety { + if let Safety::Unsafe(_) = safety { self.dcx().emit_err(errors::TraitAliasCannotBeUnsafe { span: whole_span }); } @@ -911,7 +911,7 @@ impl<'a> Parser<'a> { let items = self.parse_item_list(attrs, |p| p.parse_trait_item(ForceCollect::No))?; Ok(( ident, - ItemKind::Trait(Box::new(Trait { is_auto, unsafety, generics, bounds, items })), + ItemKind::Trait(Box::new(Trait { is_auto, safety, generics, bounds, items })), )) } } @@ -1172,19 +1172,19 @@ impl<'a> Parser<'a> { fn parse_item_foreign_mod( &mut self, attrs: &mut AttrVec, - mut unsafety: Unsafe, + mut safety: Safety, ) -> PResult<'a, ItemInfo> { let abi = self.parse_abi(); // ABI? - if unsafety == Unsafe::No + if safety == Safety::Default && self.token.is_keyword(kw::Unsafe) && self.look_ahead(1, |t| t.kind == token::OpenDelim(Delimiter::Brace)) { self.expect(&token::OpenDelim(Delimiter::Brace)).unwrap_err().emit(); - unsafety = Unsafe::Yes(self.token.span); + safety = Safety::Unsafe(self.token.span); self.eat_keyword(kw::Unsafe); } let module = ast::ForeignMod { - unsafety, + safety, abi, items: self.parse_item_list(attrs, |p| p.parse_foreign_item(ForceCollect::No))?, }; @@ -2456,7 +2456,7 @@ impl<'a> Parser<'a> { let coroutine_kind = self.parse_coroutine_kind(case); let unsafe_start_sp = self.token.span; - let unsafety = self.parse_unsafety(case); + let safety = self.parse_safety(case); let ext_start_sp = self.token.span; let ext = self.parse_extern(case); @@ -2494,7 +2494,7 @@ impl<'a> Parser<'a> { // We may be able to recover let mut recover_constness = constness; let mut recover_coroutine_kind = coroutine_kind; - let mut recover_unsafety = unsafety; + let mut recover_safety = safety; // This will allow the machine fix to directly place the keyword in the correct place or to indicate // that the keyword is already present and the second instance should be removed. let wrong_kw = if self.check_keyword(kw::Const) { @@ -2532,10 +2532,10 @@ impl<'a> Parser<'a> { } } } else if self.check_keyword(kw::Unsafe) { - match unsafety { - Unsafe::Yes(sp) => Some(WrongKw::Duplicated(sp)), - Unsafe::No => { - recover_unsafety = Unsafe::Yes(self.token.span); + match safety { + Safety::Unsafe(sp) => Some(WrongKw::Duplicated(sp)), + Safety::Default => { + recover_safety = Safety::Unsafe(self.token.span); Some(WrongKw::Misplaced(ext_start_sp)) } } @@ -2620,7 +2620,7 @@ impl<'a> Parser<'a> { err.emit(); return Ok(FnHeader { constness: recover_constness, - unsafety: recover_unsafety, + safety: recover_safety, coroutine_kind: recover_coroutine_kind, ext, }); @@ -2631,7 +2631,7 @@ impl<'a> Parser<'a> { } } - Ok(FnHeader { constness, unsafety, coroutine_kind, ext }) + Ok(FnHeader { constness, safety, coroutine_kind, ext }) } /// Parses the parameter list and result type of a function declaration. diff --git a/compiler/rustc_parse/src/parser/mod.rs b/compiler/rustc_parse/src/parser/mod.rs index 3e0a98a55ae9b..c2183258eef14 100644 --- a/compiler/rustc_parse/src/parser/mod.rs +++ b/compiler/rustc_parse/src/parser/mod.rs @@ -26,7 +26,7 @@ use rustc_ast::tokenstream::{TokenStream, TokenTree, TokenTreeCursor}; use rustc_ast::util::case::Case; use rustc_ast::{ self as ast, AnonConst, AttrArgs, AttrArgsEq, AttrId, ByRef, Const, CoroutineKind, DelimArgs, - Expr, ExprKind, Extern, HasAttrs, HasTokens, Mutability, Recovered, StrLit, Unsafe, Visibility, + Expr, ExprKind, Extern, HasAttrs, HasTokens, Mutability, Recovered, Safety, StrLit, Visibility, VisibilityKind, DUMMY_NODE_ID, }; use rustc_ast_pretty::pprust; @@ -1217,12 +1217,12 @@ impl<'a> Parser<'a> { } } - /// Parses unsafety: `unsafe` or nothing. - fn parse_unsafety(&mut self, case: Case) -> Unsafe { + /// Parses fn unsafety: `unsafe`, `safe` or nothing. + fn parse_safety(&mut self, case: Case) -> Safety { if self.eat_keyword_case(kw::Unsafe, case) { - Unsafe::Yes(self.prev_token.uninterpolated_span()) + Safety::Unsafe(self.prev_token.uninterpolated_span()) } else { - Unsafe::No + Safety::Default } } diff --git a/compiler/rustc_parse/src/parser/ty.rs b/compiler/rustc_parse/src/parser/ty.rs index 2f08a48c7bcd0..2df8f58507b0b 100644 --- a/compiler/rustc_parse/src/parser/ty.rs +++ b/compiler/rustc_parse/src/parser/ty.rs @@ -590,7 +590,7 @@ impl<'a> Parser<'a> { tokens: None, }; let span_start = self.token.span; - let ast::FnHeader { ext, unsafety, constness, coroutine_kind } = + let ast::FnHeader { ext, safety, constness, coroutine_kind } = self.parse_fn_front_matter(&inherited_vis, Case::Sensitive)?; if self.may_recover() && self.token.kind == TokenKind::Lt { self.recover_fn_ptr_with_generics(lo, &mut params, param_insertion_point)?; @@ -608,7 +608,7 @@ impl<'a> Parser<'a> { } // FIXME(gen_blocks): emit a similar error for `gen fn()` let decl_span = span_start.to(self.token.span); - Ok(TyKind::BareFn(P(BareFnTy { ext, unsafety, generic_params: params, decl, decl_span }))) + Ok(TyKind::BareFn(P(BareFnTy { ext, safety, generic_params: params, decl, decl_span }))) } /// Recover from function pointer types with a generic parameter list (e.g. `fn<'a>(&'a str)`). diff --git a/compiler/rustc_passes/src/check_attr.rs b/compiler/rustc_passes/src/check_attr.rs index e60aa27dba2b9..cf432b9e700b6 100644 --- a/compiler/rustc_passes/src/check_attr.rs +++ b/compiler/rustc_passes/src/check_attr.rs @@ -17,7 +17,7 @@ use rustc_hir::{self as hir}; use rustc_hir::{ self, FnSig, ForeignItem, HirId, Item, ItemKind, TraitItem, CRATE_HIR_ID, CRATE_OWNER_ID, }; -use rustc_hir::{MethodKind, Target, Unsafety}; +use rustc_hir::{MethodKind, Safety, Target}; use rustc_macros::LintDiagnostic; use rustc_middle::bug; use rustc_middle::hir::nested_filter; @@ -2335,7 +2335,7 @@ impl<'tcx> CheckAttrVisitor<'tcx> { }), token_stream, false, - Unsafety::Normal, + Safety::Default, Abi::Rust, ); @@ -2362,7 +2362,7 @@ impl<'tcx> CheckAttrVisitor<'tcx> { cause.span = ty.span; } } - TypeError::UnsafetyMismatch(_) => { + TypeError::SafetyMismatch(_) => { // FIXME: Would be nice if we had a span here.. } TypeError::AbiMismatch(_) => { diff --git a/compiler/rustc_smir/src/rustc_internal/internal.rs b/compiler/rustc_smir/src/rustc_internal/internal.rs index 0893bc31bfacd..4d64a81e29697 100644 --- a/compiler/rustc_smir/src/rustc_internal/internal.rs +++ b/compiler/rustc_smir/src/rustc_internal/internal.rs @@ -216,7 +216,7 @@ impl RustcInternal for FnSig { tcx.lift(rustc_ty::FnSig { inputs_and_output: tcx.mk_type_list(&self.inputs_and_output.internal(tables, tcx)), c_variadic: self.c_variadic, - unsafety: self.unsafety.internal(tables, tcx), + safety: self.safety.internal(tables, tcx), abi: self.abi.internal(tables, tcx), }) .unwrap() @@ -481,16 +481,15 @@ impl RustcInternal for Abi { } impl RustcInternal for Safety { - type T<'tcx> = rustc_hir::Unsafety; + type T<'tcx> = rustc_hir::Safety; fn internal<'tcx>(&self, _tables: &mut Tables<'_>, _tcx: TyCtxt<'tcx>) -> Self::T<'tcx> { match self { - Safety::Unsafe => rustc_hir::Unsafety::Unsafe, - Safety::Normal => rustc_hir::Unsafety::Normal, + Safety::Unsafe => rustc_hir::Safety::Unsafe, + Safety::Default => rustc_hir::Safety::Default, } } } - impl RustcInternal for Span { type T<'tcx> = rustc_span::Span; diff --git a/compiler/rustc_smir/src/rustc_smir/convert/mod.rs b/compiler/rustc_smir/src/rustc_smir/convert/mod.rs index 41b0a84dd80f1..bf0509455a28a 100644 --- a/compiler/rustc_smir/src/rustc_smir/convert/mod.rs +++ b/compiler/rustc_smir/src/rustc_smir/convert/mod.rs @@ -9,12 +9,12 @@ mod error; mod mir; mod ty; -impl<'tcx> Stable<'tcx> for rustc_hir::Unsafety { +impl<'tcx> Stable<'tcx> for rustc_hir::Safety { type T = stable_mir::mir::Safety; fn stable(&self, _: &mut Tables<'_>) -> Self::T { match self { - rustc_hir::Unsafety::Unsafe => stable_mir::mir::Safety::Unsafe, - rustc_hir::Unsafety::Normal => stable_mir::mir::Safety::Normal, + rustc_hir::Safety::Unsafe => stable_mir::mir::Safety::Unsafe, + rustc_hir::Safety::Default => stable_mir::mir::Safety::Default, } } } diff --git a/compiler/rustc_smir/src/rustc_smir/convert/ty.rs b/compiler/rustc_smir/src/rustc_smir/convert/ty.rs index 44737e6ce4057..d59318be72005 100644 --- a/compiler/rustc_smir/src/rustc_smir/convert/ty.rs +++ b/compiler/rustc_smir/src/rustc_smir/convert/ty.rs @@ -112,8 +112,8 @@ impl<'tcx> Stable<'tcx> for ty::adjustment::PointerCoercion { match self { PointerCoercion::ReifyFnPointer => stable_mir::mir::PointerCoercion::ReifyFnPointer, PointerCoercion::UnsafeFnPointer => stable_mir::mir::PointerCoercion::UnsafeFnPointer, - PointerCoercion::ClosureFnPointer(unsafety) => { - stable_mir::mir::PointerCoercion::ClosureFnPointer(unsafety.stable(tables)) + PointerCoercion::ClosureFnPointer(safety) => { + stable_mir::mir::PointerCoercion::ClosureFnPointer(safety.stable(tables)) } PointerCoercion::MutToConstPointer => { stable_mir::mir::PointerCoercion::MutToConstPointer @@ -215,7 +215,7 @@ impl<'tcx> Stable<'tcx> for ty::FnSig<'tcx> { FnSig { inputs_and_output: self.inputs_and_output.iter().map(|ty| ty.stable(tables)).collect(), c_variadic: self.c_variadic, - unsafety: self.unsafety.stable(tables), + safety: self.safety.stable(tables), abi: self.abi.stable(tables), } } @@ -499,7 +499,7 @@ impl<'tcx> Stable<'tcx> for ty::TraitDef { TraitDecl { def_id: tables.trait_def(self.def_id), - unsafety: self.unsafety.stable(tables), + safety: self.safety.stable(tables), paren_sugar: self.paren_sugar, has_auto_impl: self.has_auto_impl, is_marker: self.is_marker, diff --git a/compiler/rustc_symbol_mangling/src/v0.rs b/compiler/rustc_symbol_mangling/src/v0.rs index 9fb217d2f8435..57b1542ff5a40 100644 --- a/compiler/rustc_symbol_mangling/src/v0.rs +++ b/compiler/rustc_symbol_mangling/src/v0.rs @@ -424,7 +424,7 @@ impl<'tcx> Printer<'tcx> for SymbolMangler<'tcx> { ty::FnPtr(sig) => { self.push("F"); self.in_binder(&sig, |cx, sig| { - if sig.unsafety == hir::Unsafety::Unsafe { + if sig.safety == hir::Safety::Unsafe { cx.push("U"); } match sig.abi { diff --git a/compiler/rustc_trait_selection/src/traits/error_reporting/on_unimplemented.rs b/compiler/rustc_trait_selection/src/traits/error_reporting/on_unimplemented.rs index 7fc94b31b3b55..f6cf3f036de67 100644 --- a/compiler/rustc_trait_selection/src/traits/error_reporting/on_unimplemented.rs +++ b/compiler/rustc_trait_selection/src/traits/error_reporting/on_unimplemented.rs @@ -205,9 +205,9 @@ impl<'tcx> TypeErrCtxt<'_, 'tcx> { if self_ty.is_fn() { let fn_sig = self_ty.fn_sig(self.tcx); - let shortname = match fn_sig.unsafety() { - hir::Unsafety::Normal => "fn", - hir::Unsafety::Unsafe => "unsafe fn", + let shortname = match fn_sig.safety() { + hir::Safety::Default => "fn", + hir::Safety::Unsafe => "unsafe fn", }; flags.push((sym::_Self, Some(shortname.to_owned()))); } diff --git a/compiler/rustc_trait_selection/src/traits/error_reporting/suggestions.rs b/compiler/rustc_trait_selection/src/traits/error_reporting/suggestions.rs index 866108554416a..6da9c809139da 100644 --- a/compiler/rustc_trait_selection/src/traits/error_reporting/suggestions.rs +++ b/compiler/rustc_trait_selection/src/traits/error_reporting/suggestions.rs @@ -1897,7 +1897,7 @@ impl<'tcx> TypeErrCtxt<'_, 'tcx> { *inputs, infcx.next_ty_var(DUMMY_SP), false, - hir::Unsafety::Normal, + hir::Safety::Default, abi::Abi::Rust, ) } @@ -1905,7 +1905,7 @@ impl<'tcx> TypeErrCtxt<'_, 'tcx> { [inputs], infcx.next_ty_var(DUMMY_SP), false, - hir::Unsafety::Normal, + hir::Safety::Default, abi::Abi::Rust, ), }; @@ -3925,7 +3925,7 @@ impl<'tcx> TypeErrCtxt<'_, 'tcx> { && let fn_sig @ ty::FnSig { abi: abi::Abi::Rust, c_variadic: false, - unsafety: hir::Unsafety::Normal, + safety: hir::Safety::Default, .. } = fn_ty.fn_sig(tcx).skip_binder() diff --git a/compiler/rustc_trait_selection/src/traits/project.rs b/compiler/rustc_trait_selection/src/traits/project.rs index 2e7d2790dc366..6dac7d18ae9f8 100644 --- a/compiler/rustc_trait_selection/src/traits/project.rs +++ b/compiler/rustc_trait_selection/src/traits/project.rs @@ -1712,7 +1712,7 @@ fn confirm_closure_candidate<'cx, 'tcx>( [sig.tupled_inputs_ty], output_ty, sig.c_variadic, - sig.unsafety, + sig.safety, sig.abi, ) }) diff --git a/compiler/rustc_ty_utils/src/abi.rs b/compiler/rustc_ty_utils/src/abi.rs index fd7e2fec38927..e2813ed12c59f 100644 --- a/compiler/rustc_ty_utils/src/abi.rs +++ b/compiler/rustc_ty_utils/src/abi.rs @@ -37,7 +37,7 @@ fn fn_sig_for_fn_abi<'tcx>( [], tcx.thread_local_ptr_ty(instance.def_id()), false, - hir::Unsafety::Normal, + hir::Safety::Default, rustc_target::spec::abi::Abi::Unadjusted, )); } @@ -96,7 +96,7 @@ fn fn_sig_for_fn_abi<'tcx>( iter::once(env_ty).chain(sig.inputs().iter().cloned()), sig.output(), sig.c_variadic, - sig.unsafety, + sig.safety, sig.abi, ), bound_vars, @@ -150,7 +150,7 @@ fn fn_sig_for_fn_abi<'tcx>( args.as_coroutine_closure().coroutine_captures_by_ref_ty(), ), sig.c_variadic, - sig.unsafety, + sig.safety, sig.abi, ), bound_vars, @@ -301,7 +301,7 @@ fn fn_sig_for_fn_abi<'tcx>( [env_ty, resume_ty], ret_ty, false, - hir::Unsafety::Normal, + hir::Safety::Default, rustc_target::spec::abi::Abi::Rust, ) } else { @@ -310,7 +310,7 @@ fn fn_sig_for_fn_abi<'tcx>( [env_ty], ret_ty, false, - hir::Unsafety::Normal, + hir::Safety::Default, rustc_target::spec::abi::Abi::Rust, ) }; diff --git a/compiler/rustc_type_ir/src/inherent.rs b/compiler/rustc_type_ir/src/inherent.rs index 484f6c312588f..b36cb1124da13 100644 --- a/compiler/rustc_type_ir/src/inherent.rs +++ b/compiler/rustc_type_ir/src/inherent.rs @@ -37,7 +37,7 @@ pub trait Abi>: Copy + Debug + Hash + Eq { fn is_rust(self) -> bool; } -pub trait Unsafety>: Copy + Debug + Hash + Eq { +pub trait Safety>: Copy + Debug + Hash + Eq { fn prefix_str(self) -> &'static str; } diff --git a/compiler/rustc_type_ir/src/interner.rs b/compiler/rustc_type_ir/src/interner.rs index c0179d33ac560..eb711f4a260e6 100644 --- a/compiler/rustc_type_ir/src/interner.rs +++ b/compiler/rustc_type_ir/src/interner.rs @@ -58,7 +58,7 @@ pub trait Interner: type PolyFnSig: Copy + DebugWithInfcx + Hash + Eq; type AllocId: Copy + Debug + Hash + Eq; type Pat: Copy + Debug + Hash + Eq + DebugWithInfcx; - type Unsafety: Unsafety; + type Safety: Safety; type Abi: Abi; // Kinds of consts diff --git a/compiler/rustc_type_ir/src/ty_kind.rs b/compiler/rustc_type_ir/src/ty_kind.rs index b0158cafa3330..629ea9fb839c9 100644 --- a/compiler/rustc_type_ir/src/ty_kind.rs +++ b/compiler/rustc_type_ir/src/ty_kind.rs @@ -966,7 +966,7 @@ pub struct TypeAndMut { pub struct FnSig { pub inputs_and_output: I::Tys, pub c_variadic: bool, - pub unsafety: I::Unsafety, + pub safety: I::Safety, pub abi: I::Abi, } @@ -995,9 +995,9 @@ impl DebugWithInfcx for FnSig { f: &mut fmt::Formatter<'_>, ) -> fmt::Result { let sig = this.data; - let FnSig { inputs_and_output: _, c_variadic, unsafety, abi } = sig; + let FnSig { inputs_and_output: _, c_variadic, safety, abi } = sig; - write!(f, "{}", unsafety.prefix_str())?; + write!(f, "{}", safety.prefix_str())?; if !abi.is_rust() { write!(f, "extern \"{abi:?}\" ")?; } diff --git a/compiler/stable_mir/src/mir/body.rs b/compiler/stable_mir/src/mir/body.rs index e077c58031806..ae6b66d635bc9 100644 --- a/compiler/stable_mir/src/mir/body.rs +++ b/compiler/stable_mir/src/mir/body.rs @@ -916,7 +916,7 @@ pub enum Mutability { #[derive(Copy, Clone, Debug, Eq, PartialEq)] pub enum Safety { Unsafe, - Normal, + Default, } #[derive(Copy, Clone, Debug, Eq, PartialEq)] diff --git a/compiler/stable_mir/src/ty.rs b/compiler/stable_mir/src/ty.rs index 562516138404b..759e3f166bda2 100644 --- a/compiler/stable_mir/src/ty.rs +++ b/compiler/stable_mir/src/ty.rs @@ -1,6 +1,5 @@ use super::{ - mir::Safety, - mir::{Body, Mutability}, + mir::{Body, Mutability, Safety}, with, DefId, Error, Symbol, }; use crate::abi::Layout; @@ -909,7 +908,7 @@ pub type PolyFnSig = Binder; pub struct FnSig { pub inputs_and_output: Vec, pub c_variadic: bool, - pub unsafety: Safety, + pub safety: Safety, pub abi: Abi, } @@ -1200,7 +1199,7 @@ pub enum TraitSpecializationKind { #[derive(Clone, Debug, Eq, PartialEq)] pub struct TraitDecl { pub def_id: TraitDef, - pub unsafety: Safety, + pub safety: Safety, pub paren_sugar: bool, pub has_auto_impl: bool, pub is_marker: bool, diff --git a/src/librustdoc/clean/mod.rs b/src/librustdoc/clean/mod.rs index 0ab23d159a6cd..d20ec10ac3de9 100644 --- a/src/librustdoc/clean/mod.rs +++ b/src/librustdoc/clean/mod.rs @@ -2077,7 +2077,7 @@ pub(crate) fn clean_middle_ty<'tcx>( let generic_params = clean_bound_vars(sig.bound_vars()); BareFunction(Box::new(BareFunctionDecl { - unsafety: sig.unsafety(), + safety: sig.safety(), generic_params, decl, abi: sig.abi(), @@ -2565,7 +2565,7 @@ fn clean_bare_fn_ty<'tcx>( let decl = clean_fn_decl_with_args(cx, bare_fn.decl, None, args); (generic_params, decl) }); - BareFunctionDecl { unsafety: bare_fn.unsafety, abi: bare_fn.abi, decl, generic_params } + BareFunctionDecl { safety: bare_fn.safety, abi: bare_fn.abi, decl, generic_params } } pub(crate) fn reexport_chain<'tcx>( diff --git a/src/librustdoc/clean/types.rs b/src/librustdoc/clean/types.rs index af81cc6878e63..f51268321a4d2 100644 --- a/src/librustdoc/clean/types.rs +++ b/src/librustdoc/clean/types.rs @@ -636,17 +636,17 @@ impl Item { ty::Asyncness::Yes => hir::IsAsync::Async(DUMMY_SP), ty::Asyncness::No => hir::IsAsync::NotAsync, }; - hir::FnHeader { unsafety: sig.unsafety(), abi: sig.abi(), constness, asyncness } + hir::FnHeader { safety: sig.safety(), abi: sig.abi(), constness, asyncness } } let header = match *self.kind { ItemKind::ForeignFunctionItem(_) => { let def_id = self.def_id().unwrap(); let abi = tcx.fn_sig(def_id).skip_binder().abi(); hir::FnHeader { - unsafety: if abi == Abi::RustIntrinsic { + safety: if abi == Abi::RustIntrinsic { intrinsic_operation_unsafety(tcx, def_id.expect_local()) } else { - hir::Unsafety::Unsafe + hir::Safety::Unsafe }, abi, constness: if abi == Abi::RustIntrinsic @@ -2344,7 +2344,7 @@ pub(crate) struct OpaqueTy { #[derive(Clone, PartialEq, Eq, Debug, Hash)] pub(crate) struct BareFunctionDecl { - pub(crate) unsafety: hir::Unsafety, + pub(crate) safety: hir::Safety, pub(crate) generic_params: Vec, pub(crate) decl: FnDecl, pub(crate) abi: Abi, diff --git a/src/librustdoc/html/format.rs b/src/librustdoc/html/format.rs index 241dc37ab9cd0..01e21ab73061e 100644 --- a/src/librustdoc/html/format.rs +++ b/src/librustdoc/html/format.rs @@ -1013,7 +1013,7 @@ fn fmt_type<'cx>( } clean::BareFunction(ref decl) => { print_higher_ranked_params_with_space(&decl.generic_params, cx).fmt(f)?; - decl.unsafety.print_with_space().fmt(f)?; + decl.safety.print_with_space().fmt(f)?; print_abi_with_space(decl.abi).fmt(f)?; if f.alternate() { f.write_str("fn")?; @@ -1303,7 +1303,7 @@ impl clean::Impl { // Link should match `# Trait implementations` print_higher_ranked_params_with_space(&bare_fn.generic_params, cx).fmt(f)?; - bare_fn.unsafety.print_with_space().fmt(f)?; + bare_fn.safety.print_with_space().fmt(f)?; print_abi_with_space(bare_fn.abi).fmt(f)?; let ellipsis = if bare_fn.decl.c_variadic { ", ..." } else { "" }; primitive_link_fragment( @@ -1613,6 +1613,15 @@ impl PrintWithSpace for hir::Unsafety { } } +impl PrintWithSpace for hir::Safety { + fn print_with_space(&self) -> &str { + match self { + hir::Safety::Unsafe => "unsafe ", + hir::Safety::Default => "", + } + } +} + impl PrintWithSpace for hir::IsAsync { fn print_with_space(&self) -> &str { match self { diff --git a/src/librustdoc/html/render/mod.rs b/src/librustdoc/html/render/mod.rs index 18323e0b8adaa..f3ae4b76883e9 100644 --- a/src/librustdoc/html/render/mod.rs +++ b/src/librustdoc/html/render/mod.rs @@ -934,7 +934,7 @@ fn assoc_method( RenderMode::ForDeref { .. } => "", }; let asyncness = header.asyncness.print_with_space(); - let unsafety = header.unsafety.print_with_space(); + let safety = header.safety.print_with_space(); let abi = print_abi_with_space(header.abi).to_string(); let href = assoc_href_attr(meth, link, cx); @@ -945,7 +945,7 @@ fn assoc_method( + defaultness.len() + constness.len() + asyncness.len() - + unsafety.len() + + safety.len() + abi.len() + name.as_str().len() + generics_len; @@ -964,14 +964,14 @@ fn assoc_method( w.reserve(header_len + "{".len() + "".len()); write!( w, - "{indent}{vis}{defaultness}{constness}{asyncness}{unsafety}{abi}fn \ + "{indent}{vis}{defaultness}{constness}{asyncness}{safety}{abi}fn \ {name}{generics}{decl}{notable_traits}{where_clause}", indent = indent_str, vis = vis, defaultness = defaultness, constness = constness, asyncness = asyncness, - unsafety = unsafety, + safety = safety, abi = abi, href = href, name = name, diff --git a/src/librustdoc/html/render/print_item.rs b/src/librustdoc/html/render/print_item.rs index 7de2aea1c04b3..b5e3e3b893945 100644 --- a/src/librustdoc/html/render/print_item.rs +++ b/src/librustdoc/html/render/print_item.rs @@ -492,7 +492,7 @@ fn item_module(w: &mut Buffer, cx: &mut Context<'_>, item: &clean::Item, items: let unsafety_flag = match *myitem.kind { clean::FunctionItem(_) | clean::ForeignFunctionItem(_) - if myitem.fn_header(tcx).unwrap().unsafety == hir::Unsafety::Unsafe => + if myitem.fn_header(tcx).unwrap().safety == hir::Safety::Unsafe => { "⚠" } @@ -616,7 +616,7 @@ fn item_function(w: &mut Buffer, cx: &mut Context<'_>, it: &clean::Item, f: &cle let tcx = cx.tcx(); let header = it.fn_header(tcx).expect("printing a function which isn't a function"); let constness = print_constness_with_space(&header.constness, it.const_stability(tcx)); - let unsafety = header.unsafety.print_with_space(); + let safety = header.safety.print_with_space(); let abi = print_abi_with_space(header.abi).to_string(); let asyncness = header.asyncness.print_with_space(); let visibility = visibility_print_with_space(it, cx).to_string(); @@ -627,7 +627,7 @@ fn item_function(w: &mut Buffer, cx: &mut Context<'_>, it: &clean::Item, f: &cle + visibility.len() + constness.len() + asyncness.len() - + unsafety.len() + + safety.len() + abi.len() + name.as_str().len() + generics_len; @@ -638,13 +638,13 @@ fn item_function(w: &mut Buffer, cx: &mut Context<'_>, it: &clean::Item, f: &cle w.reserve(header_len); write!( w, - "{attrs}{vis}{constness}{asyncness}{unsafety}{abi}fn \ + "{attrs}{vis}{constness}{asyncness}{safety}{abi}fn \ {name}{generics}{decl}{notable_traits}{where_clause}", attrs = render_attributes_in_pre(it, "", cx), vis = visibility, constness = constness, asyncness = asyncness, - unsafety = unsafety, + safety = safety, abi = abi, name = name, generics = f.generics.print(cx), diff --git a/src/librustdoc/json/conversions.rs b/src/librustdoc/json/conversions.rs index 35b99ab46f037..7f9d689fca77e 100644 --- a/src/librustdoc/json/conversions.rs +++ b/src/librustdoc/json/conversions.rs @@ -619,10 +619,10 @@ impl FromWithTcx for Term { impl FromWithTcx for FunctionPointer { fn from_tcx(bare_decl: clean::BareFunctionDecl, tcx: TyCtxt<'_>) -> Self { - let clean::BareFunctionDecl { unsafety, generic_params, decl, abi } = bare_decl; + let clean::BareFunctionDecl { safety, generic_params, decl, abi } = bare_decl; FunctionPointer { header: Header { - unsafe_: matches!(unsafety, rustc_hir::Unsafety::Unsafe), + unsafe_: matches!(safety, rustc_hir::Safety::Unsafe), const_: false, async_: false, abi: convert_abi(abi), diff --git a/src/tools/clippy/clippy_lints/src/derive.rs b/src/tools/clippy/clippy_lints/src/derive.rs index 9662c8f4fe2fc..53e0cef361aa1 100644 --- a/src/tools/clippy/clippy_lints/src/derive.rs +++ b/src/tools/clippy/clippy_lints/src/derive.rs @@ -5,7 +5,7 @@ use rustc_errors::Applicability; use rustc_hir::def_id::DefId; use rustc_hir::intravisit::{walk_expr, walk_fn, walk_item, FnKind, Visitor}; use rustc_hir::{ - self as hir, BlockCheckMode, BodyId, Expr, ExprKind, FnDecl, Impl, Item, ItemKind, UnsafeSource, Unsafety, + self as hir, BlockCheckMode, BodyId, Expr, ExprKind, FnDecl, Safety, Impl, Item, ItemKind, UnsafeSource, }; use rustc_lint::{LateContext, LateLintPass}; use rustc_middle::hir::nested_filter; @@ -415,7 +415,7 @@ impl<'tcx> Visitor<'tcx> for UnsafeVisitor<'_, 'tcx> { } if let Some(header) = kind.header() - && header.unsafety == Unsafety::Unsafe + && header.safety == Safety::Unsafe { self.has_unsafe = true; } diff --git a/src/tools/clippy/clippy_lints/src/doc/missing_headers.rs b/src/tools/clippy/clippy_lints/src/doc/missing_headers.rs index f935ae2e3e489..600e6a04e646a 100644 --- a/src/tools/clippy/clippy_lints/src/doc/missing_headers.rs +++ b/src/tools/clippy/clippy_lints/src/doc/missing_headers.rs @@ -1,7 +1,7 @@ use clippy_utils::diagnostics::{span_lint, span_lint_and_note}; use clippy_utils::ty::{implements_trait, is_type_diagnostic_item}; use clippy_utils::{is_doc_hidden, return_ty}; -use rustc_hir::{BodyId, FnSig, OwnerId, Unsafety}; +use rustc_hir::{BodyId, Safety, FnSig, OwnerId}; use rustc_lint::LateContext; use rustc_middle::ty; use rustc_span::{sym, Span}; @@ -33,14 +33,14 @@ pub fn check( } let span = cx.tcx.def_span(owner_id); - match (headers.safety, sig.header.unsafety) { - (false, Unsafety::Unsafe) => span_lint( + match (headers.safety, sig.header.safety) { + (false, Safety::Unsafe) => span_lint( cx, MISSING_SAFETY_DOC, span, "unsafe function's docs miss `# Safety` section", ), - (true, Unsafety::Normal) => span_lint( + (true, Safety::Default) => span_lint( cx, UNNECESSARY_SAFETY_DOC, span, diff --git a/src/tools/clippy/clippy_lints/src/eta_reduction.rs b/src/tools/clippy/clippy_lints/src/eta_reduction.rs index 306a4a9e55c9d..437077afceabc 100644 --- a/src/tools/clippy/clippy_lints/src/eta_reduction.rs +++ b/src/tools/clippy/clippy_lints/src/eta_reduction.rs @@ -5,7 +5,7 @@ use clippy_utils::ty::type_diagnostic_name; use clippy_utils::usage::{local_used_after_expr, local_used_in}; use clippy_utils::{get_path_from_caller_to_method_type, is_adjusted, path_to_local, path_to_local_id}; use rustc_errors::Applicability; -use rustc_hir::{BindingMode, Expr, ExprKind, FnRetTy, Param, PatKind, QPath, TyKind, Unsafety}; +use rustc_hir::{BindingMode, Expr, ExprKind, FnRetTy, Safety, Param, PatKind, QPath, TyKind}; use rustc_infer::infer::TyCtxtInferExt; use rustc_lint::{LateContext, LateLintPass}; use rustc_middle::ty::{ @@ -146,7 +146,7 @@ impl<'tcx> LateLintPass<'tcx> for EtaReduction { ty::FnPtr(sig) => sig.skip_binder(), ty::Closure(_, subs) => cx .tcx - .signature_unclosure(subs.as_closure().sig(), Unsafety::Normal) + .signature_unclosure(subs.as_closure().sig(), Safety::Default) .skip_binder(), _ => { if typeck.type_dependent_def_id(body.value.hir_id).is_some() @@ -154,7 +154,7 @@ impl<'tcx> LateLintPass<'tcx> for EtaReduction { && let output = typeck.expr_ty(body.value) && let ty::Tuple(tys) = *subs.type_at(1).kind() { - cx.tcx.mk_fn_sig(tys, output, false, Unsafety::Normal, Abi::Rust) + cx.tcx.mk_fn_sig(tys, output, false, Safety::Default, Abi::Rust) } else { return; } @@ -241,10 +241,10 @@ fn check_inputs( } fn check_sig<'tcx>(cx: &LateContext<'tcx>, closure: ClosureArgs<'tcx>, call_sig: FnSig<'_>) -> bool { - call_sig.unsafety == Unsafety::Normal + call_sig.safety == Safety::Default && !has_late_bound_to_non_late_bound_regions( cx.tcx - .signature_unclosure(closure.sig(), Unsafety::Normal) + .signature_unclosure(closure.sig(), Safety::Default) .skip_binder(), call_sig, ) diff --git a/src/tools/clippy/clippy_lints/src/functions/misnamed_getters.rs b/src/tools/clippy/clippy_lints/src/functions/misnamed_getters.rs index 8ac17e17688d3..7729c556e1fc8 100644 --- a/src/tools/clippy/clippy_lints/src/functions/misnamed_getters.rs +++ b/src/tools/clippy/clippy_lints/src/functions/misnamed_getters.rs @@ -2,7 +2,7 @@ use clippy_utils::diagnostics::span_lint_and_then; use clippy_utils::source::snippet; use rustc_errors::Applicability; use rustc_hir::intravisit::FnKind; -use rustc_hir::{Body, ExprKind, FnDecl, ImplicitSelfKind, Unsafety}; +use rustc_hir::{Body, ExprKind, FnDecl, Safety, ImplicitSelfKind}; use rustc_lint::LateContext; use rustc_middle::ty; use rustc_span::Span; @@ -34,7 +34,7 @@ pub fn check_fn(cx: &LateContext<'_>, kind: FnKind<'_>, decl: &FnDecl<'_>, body: ImplicitSelfKind::None => return, }; - let name = if sig.header.unsafety == Unsafety::Unsafe { + let name = if sig.header.safety == Safety::Unsafe { name.strip_suffix("_unchecked").unwrap_or(name) } else { name diff --git a/src/tools/clippy/clippy_lints/src/functions/not_unsafe_ptr_arg_deref.rs b/src/tools/clippy/clippy_lints/src/functions/not_unsafe_ptr_arg_deref.rs index 995dd782cbbd1..4523a3e7e68f5 100644 --- a/src/tools/clippy/clippy_lints/src/functions/not_unsafe_ptr_arg_deref.rs +++ b/src/tools/clippy/clippy_lints/src/functions/not_unsafe_ptr_arg_deref.rs @@ -19,30 +19,30 @@ pub(super) fn check_fn<'tcx>( body: &'tcx hir::Body<'tcx>, def_id: LocalDefId, ) { - let unsafety = match kind { - intravisit::FnKind::ItemFn(_, _, hir::FnHeader { unsafety, .. }) => unsafety, - intravisit::FnKind::Method(_, sig) => sig.header.unsafety, + let safety = match kind { + intravisit::FnKind::ItemFn(_, _, hir::FnHeader { safety, .. }) => safety, + intravisit::FnKind::Method(_, sig) => sig.header.safety, intravisit::FnKind::Closure => return, }; - check_raw_ptr(cx, unsafety, decl, body, def_id); + check_raw_ptr(cx, safety, decl, body, def_id); } pub(super) fn check_trait_item<'tcx>(cx: &LateContext<'tcx>, item: &'tcx hir::TraitItem<'_>) { if let hir::TraitItemKind::Fn(ref sig, hir::TraitFn::Provided(eid)) = item.kind { let body = cx.tcx.hir().body(eid); - check_raw_ptr(cx, sig.header.unsafety, sig.decl, body, item.owner_id.def_id); + check_raw_ptr(cx, sig.header.safety, sig.decl, body, item.owner_id.def_id); } } fn check_raw_ptr<'tcx>( cx: &LateContext<'tcx>, - unsafety: hir::Unsafety, + safety: hir::Safety, decl: &'tcx hir::FnDecl<'tcx>, body: &'tcx hir::Body<'tcx>, def_id: LocalDefId, ) { - if unsafety == hir::Unsafety::Normal && cx.effective_visibilities.is_exported(def_id) { + if safety == hir::Safety::Default && cx.effective_visibilities.is_exported(def_id) { let raw_ptrs = iter_input_pats(decl, body) .filter_map(|arg| raw_ptr_arg(cx, arg)) .collect::(); @@ -58,7 +58,7 @@ fn check_raw_ptr<'tcx>( }, hir::ExprKind::MethodCall(_, recv, args, _) => { let def_id = typeck.type_dependent_def_id(e.hir_id).unwrap(); - if cx.tcx.fn_sig(def_id).skip_binder().skip_binder().unsafety == hir::Unsafety::Unsafe { + if cx.tcx.fn_sig(def_id).skip_binder().skip_binder().safety == hir::Safety::Unsafe { check_arg(cx, &raw_ptrs, recv); for arg in args { check_arg(cx, &raw_ptrs, arg); diff --git a/src/tools/clippy/clippy_lints/src/inherent_to_string.rs b/src/tools/clippy/clippy_lints/src/inherent_to_string.rs index 157f610598478..b23c37168b007 100644 --- a/src/tools/clippy/clippy_lints/src/inherent_to_string.rs +++ b/src/tools/clippy/clippy_lints/src/inherent_to_string.rs @@ -1,7 +1,7 @@ use clippy_utils::diagnostics::span_lint_and_help; use clippy_utils::ty::{implements_trait, is_type_lang_item}; use clippy_utils::{return_ty, trait_ref_of_method}; -use rustc_hir::{GenericParamKind, ImplItem, ImplItemKind, LangItem, Unsafety}; +use rustc_hir::{Safety, GenericParamKind, ImplItem, ImplItemKind, LangItem}; use rustc_lint::{LateContext, LateLintPass}; use rustc_session::declare_lint_pass; use rustc_span::sym; @@ -99,7 +99,7 @@ impl<'tcx> LateLintPass<'tcx> for InherentToString { if let ImplItemKind::Fn(ref signature, _) = impl_item.kind // #11201 && let header = signature.header - && header.unsafety == Unsafety::Normal + && header.safety == Safety::Default && header.abi == Abi::Rust && impl_item.ident.name == sym::to_string && let decl = signature.decl diff --git a/src/tools/clippy/clippy_lints/src/methods/mod.rs b/src/tools/clippy/clippy_lints/src/methods/mod.rs index 63545d6c50359..d3ed0e95ddef5 100644 --- a/src/tools/clippy/clippy_lints/src/methods/mod.rs +++ b/src/tools/clippy/clippy_lints/src/methods/mod.rs @@ -5038,7 +5038,7 @@ fn lint_binary_expr_with_method_call(cx: &LateContext<'_>, info: &mut BinaryExpr } const FN_HEADER: hir::FnHeader = hir::FnHeader { - unsafety: hir::Unsafety::Normal, + safety: hir::Safety::Default, constness: hir::Constness::NotConst, asyncness: hir::IsAsync::NotAsync, abi: rustc_target::spec::abi::Abi::Rust, @@ -5214,7 +5214,5 @@ impl OutType { } fn fn_header_equals(expected: hir::FnHeader, actual: hir::FnHeader) -> bool { - expected.constness == actual.constness - && expected.unsafety == actual.unsafety - && expected.asyncness == actual.asyncness + expected.constness == actual.constness && expected.safety == actual.safety && expected.asyncness == actual.asyncness } diff --git a/src/tools/clippy/clippy_lints/src/multiple_unsafe_ops_per_block.rs b/src/tools/clippy/clippy_lints/src/multiple_unsafe_ops_per_block.rs index 0e13806678059..5306205aed7e8 100644 --- a/src/tools/clippy/clippy_lints/src/multiple_unsafe_ops_per_block.rs +++ b/src/tools/clippy/clippy_lints/src/multiple_unsafe_ops_per_block.rs @@ -2,7 +2,7 @@ use clippy_utils::diagnostics::span_lint_and_then; use clippy_utils::visitors::{for_each_expr_with_closures, Descend, Visitable}; use core::ops::ControlFlow::Continue; use hir::def::{DefKind, Res}; -use hir::{BlockCheckMode, ExprKind, QPath, UnOp, Unsafety}; +use hir::{BlockCheckMode, ExprKind, Safety, QPath, UnOp}; use rustc_ast::Mutability; use rustc_hir as hir; use rustc_lint::{LateContext, LateLintPass}; @@ -133,7 +133,7 @@ fn collect_unsafe_exprs<'tcx>( ty::FnPtr(sig) => sig, _ => return Continue(Descend::Yes), }; - if sig.unsafety() == Unsafety::Unsafe { + if sig.safety() == Safety::Unsafe { unsafe_ops.push(("unsafe function call occurs here", expr.span)); } }, @@ -144,7 +144,7 @@ fn collect_unsafe_exprs<'tcx>( .type_dependent_def_id(expr.hir_id) .map(|def_id| cx.tcx.fn_sig(def_id)) { - if sig.skip_binder().unsafety() == Unsafety::Unsafe { + if sig.skip_binder().safety() == Safety::Unsafe { unsafe_ops.push(("unsafe method call occurs here", expr.span)); } } diff --git a/src/tools/clippy/clippy_lints/src/new_without_default.rs b/src/tools/clippy/clippy_lints/src/new_without_default.rs index 78dd1e051627b..b60fea3f03e0e 100644 --- a/src/tools/clippy/clippy_lints/src/new_without_default.rs +++ b/src/tools/clippy/clippy_lints/src/new_without_default.rs @@ -75,7 +75,7 @@ impl<'tcx> LateLintPass<'tcx> for NewWithoutDefault { if let hir::ImplItemKind::Fn(ref sig, _) = impl_item.kind { let name = impl_item.ident.name; let id = impl_item.owner_id; - if sig.header.unsafety == hir::Unsafety::Unsafe { + if sig.header.safety == hir::Safety::Unsafe { // can't be implemented for unsafe new return; } diff --git a/src/tools/clippy/clippy_lints/src/ptr.rs b/src/tools/clippy/clippy_lints/src/ptr.rs index 2534e3c8468ce..65929cd5fea9c 100644 --- a/src/tools/clippy/clippy_lints/src/ptr.rs +++ b/src/tools/clippy/clippy_lints/src/ptr.rs @@ -12,7 +12,7 @@ use rustc_hir::hir_id::{HirId, HirIdMap}; use rustc_hir::intravisit::{walk_expr, Visitor}; use rustc_hir::{ self as hir, AnonConst, BinOpKind, BindingMode, Body, Expr, ExprKind, FnRetTy, FnSig, GenericArg, ImplItemKind, - ItemKind, Lifetime, Mutability, Node, Param, PatKind, QPath, TraitFn, TraitItem, TraitItemKind, TyKind, Unsafety, + ItemKind, Lifetime, Mutability, Node, Param, PatKind, QPath, Safety, TraitFn, TraitItem, TraitItemKind, TyKind, }; use rustc_infer::infer::TyCtxtInferExt; use rustc_infer::traits::{Obligation, ObligationCause}; @@ -542,7 +542,7 @@ fn check_mut_from_ref<'tcx>(cx: &LateContext<'tcx>, sig: &FnSig<'_>, body: Optio if let Some(args) = args && !args.is_empty() && body.map_or(true, |body| { - sig.header.unsafety == Unsafety::Unsafe || contains_unsafe_block(cx, body.value) + sig.header.safety == Safety::Unsafe || contains_unsafe_block(cx, body.value) }) { span_lint_and_then( diff --git a/src/tools/clippy/clippy_utils/src/ast_utils.rs b/src/tools/clippy/clippy_utils/src/ast_utils.rs index d3bbc66bcaea0..32c6b8e4debf2 100644 --- a/src/tools/clippy/clippy_utils/src/ast_utils.rs +++ b/src/tools/clippy/clippy_utils/src/ast_utils.rs @@ -605,7 +605,7 @@ fn eq_opt_coroutine_kind(l: Option, r: Option) -> } pub fn eq_fn_header(l: &FnHeader, r: &FnHeader) -> bool { - matches!(l.unsafety, Unsafe::No) == matches!(r.unsafety, Unsafe::No) + matches!(l.safety, Safety::Default) == matches!(r.safety, Safety::Default) && eq_opt_coroutine_kind(l.coroutine_kind, r.coroutine_kind) && matches!(l.constness, Const::No) == matches!(r.constness, Const::No) && eq_ext(&l.ext, &r.ext) @@ -712,7 +712,7 @@ pub fn eq_ty(l: &Ty, r: &Ty) -> bool { both(ll, rl, |l, r| eq_id(l.ident, r.ident)) && l.mutbl == r.mutbl && eq_ty(&l.ty, &r.ty) }, (BareFn(l), BareFn(r)) => { - l.unsafety == r.unsafety + l.safety == r.safety && eq_ext(&l.ext, &r.ext) && over(&l.generic_params, &r.generic_params, eq_generic_param) && eq_fn_decl(&l.decl, &r.decl) diff --git a/src/tools/clippy/clippy_utils/src/check_proc_macro.rs b/src/tools/clippy/clippy_utils/src/check_proc_macro.rs index 422673105136d..0919ea7d4d971 100644 --- a/src/tools/clippy/clippy_utils/src/check_proc_macro.rs +++ b/src/tools/clippy/clippy_utils/src/check_proc_macro.rs @@ -17,8 +17,8 @@ use rustc_ast::token::CommentKind; use rustc_ast::AttrStyle; use rustc_hir::intravisit::FnKind; use rustc_hir::{ - Block, BlockCheckMode, Body, Closure, Destination, Expr, ExprKind, FieldDef, FnHeader, FnRetTy, HirId, Impl, - ImplItem, ImplItemKind, IsAuto, Item, ItemKind, LoopSource, MatchSource, MutTy, Node, QPath, TraitItem, + Block, BlockCheckMode, Body, Closure, Destination, Expr, ExprKind, FieldDef, FnHeader, FnRetTy, Safety, HirId, + Impl, ImplItem, ImplItemKind, IsAuto, Item, ItemKind, LoopSource, MatchSource, MutTy, Node, QPath, TraitItem, TraitItemKind, Ty, TyKind, UnOp, UnsafeSource, Unsafety, Variant, VariantData, YieldSource, }; use rustc_lint::{LateContext, LintContext}; @@ -323,7 +323,7 @@ fn ty_search_pat(ty: &Ty<'_>) -> (Pat, Pat) { TyKind::Ptr(MutTy { ty, .. }) => (Pat::Str("*"), ty_search_pat(ty).1), TyKind::Ref(_, MutTy { ty, .. }) => (Pat::Str("&"), ty_search_pat(ty).1), TyKind::BareFn(bare_fn) => ( - if bare_fn.unsafety == Unsafety::Unsafe { + if bare_fn.safety == Safety::Unsafe { Pat::Str("unsafe") } else if bare_fn.abi != Abi::Rust { Pat::Str("extern") diff --git a/src/tools/clippy/clippy_utils/src/hir_utils.rs b/src/tools/clippy/clippy_utils/src/hir_utils.rs index c921168df290b..9f285621e0c96 100644 --- a/src/tools/clippy/clippy_utils/src/hir_utils.rs +++ b/src/tools/clippy/clippy_utils/src/hir_utils.rs @@ -1082,7 +1082,7 @@ impl<'a, 'tcx> SpanlessHash<'a, 'tcx> { mut_ty.mutbl.hash(&mut self.s); }, TyKind::BareFn(bfn) => { - bfn.unsafety.hash(&mut self.s); + bfn.safety.hash(&mut self.s); bfn.abi.hash(&mut self.s); for arg in bfn.decl.inputs { self.hash_ty(arg); diff --git a/src/tools/clippy/clippy_utils/src/ty.rs b/src/tools/clippy/clippy_utils/src/ty.rs index e3ab42c3107c5..4f71453d8db80 100644 --- a/src/tools/clippy/clippy_utils/src/ty.rs +++ b/src/tools/clippy/clippy_utils/src/ty.rs @@ -9,7 +9,7 @@ use rustc_data_structures::fx::{FxHashMap, FxHashSet}; use rustc_hir as hir; use rustc_hir::def::{CtorKind, CtorOf, DefKind, Res}; use rustc_hir::def_id::DefId; -use rustc_hir::{Expr, FnDecl, LangItem, TyKind, Unsafety}; +use rustc_hir::{Expr, FnDecl, Safety, LangItem, TyKind}; use rustc_infer::infer::TyCtxtInferExt; use rustc_lint::LateContext; use rustc_middle::mir::interpret::Scalar; @@ -562,7 +562,7 @@ pub fn peel_mid_ty_refs_is_mutable(ty: Ty<'_>) -> (Ty<'_>, usize, Mutability) { /// Returns `true` if the given type is an `unsafe` function. pub fn type_is_unsafe_function<'tcx>(cx: &LateContext<'tcx>, ty: Ty<'tcx>) -> bool { match ty.kind() { - ty::FnDef(..) | ty::FnPtr(_) => ty.fn_sig(cx.tcx).unsafety() == Unsafety::Unsafe, + ty::FnDef(..) | ty::FnPtr(_) => ty.fn_sig(cx.tcx).safety() == Safety::Unsafe, _ => false, } } diff --git a/src/tools/clippy/clippy_utils/src/visitors.rs b/src/tools/clippy/clippy_utils/src/visitors.rs index a3f3b32ed372b..1f131c031ae1a 100644 --- a/src/tools/clippy/clippy_utils/src/visitors.rs +++ b/src/tools/clippy/clippy_utils/src/visitors.rs @@ -5,8 +5,8 @@ use rustc_hir as hir; use rustc_hir::def::{CtorKind, DefKind, Res}; use rustc_hir::intravisit::{self, walk_block, walk_expr, Visitor}; use rustc_hir::{ - AnonConst, Arm, Block, BlockCheckMode, Body, BodyId, Expr, ExprKind, HirId, ItemId, ItemKind, LetExpr, Pat, QPath, - Stmt, UnOp, UnsafeSource, Unsafety, + AnonConst, Arm, Block, BlockCheckMode, Body, BodyId, Expr, ExprKind, Safety, HirId, ItemId, ItemKind, LetExpr, + Pat, QPath, Stmt, UnOp, UnsafeSource, Unsafety, }; use rustc_lint::LateContext; use rustc_middle::hir::nested_filter; @@ -421,16 +421,16 @@ pub fn is_expr_unsafe<'tcx>(cx: &LateContext<'tcx>, e: &'tcx Expr<'_>) -> bool { .typeck_results() .type_dependent_def_id(e.hir_id) .map_or(false, |id| { - self.cx.tcx.fn_sig(id).skip_binder().unsafety() == Unsafety::Unsafe + self.cx.tcx.fn_sig(id).skip_binder().safety() == Safety::Unsafe }) => { self.is_unsafe = true; }, ExprKind::Call(func, _) => match *self.cx.typeck_results().expr_ty(func).peel_refs().kind() { - ty::FnDef(id, _) if self.cx.tcx.fn_sig(id).skip_binder().unsafety() == Unsafety::Unsafe => { + ty::FnDef(id, _) if self.cx.tcx.fn_sig(id).skip_binder().safety() == Safety::Unsafe => { self.is_unsafe = true; }, - ty::FnPtr(sig) if sig.unsafety() == Unsafety::Unsafe => self.is_unsafe = true, + ty::FnPtr(sig) if sig.safety() == Safety::Unsafe => self.is_unsafe = true, _ => walk_expr(self, e), }, ExprKind::Path(ref p) diff --git a/src/tools/rustfmt/src/items.rs b/src/tools/rustfmt/src/items.rs index 90e9e58ef9ca4..d065002fb664e 100644 --- a/src/tools/rustfmt/src/items.rs +++ b/src/tools/rustfmt/src/items.rs @@ -290,7 +290,7 @@ pub(crate) struct FnSig<'a> { coroutine_kind: Cow<'a, Option>, constness: ast::Const, defaultness: ast::Defaultness, - unsafety: ast::Unsafe, + safety: ast::Safety, visibility: &'a ast::Visibility, } @@ -301,7 +301,7 @@ impl<'a> FnSig<'a> { visibility: &'a ast::Visibility, ) -> FnSig<'a> { FnSig { - unsafety: method_sig.header.unsafety, + safety: method_sig.header.safety, coroutine_kind: Cow::Borrowed(&method_sig.header.coroutine_kind), constness: method_sig.header.constness, defaultness: ast::Defaultness::Final, @@ -330,7 +330,7 @@ impl<'a> FnSig<'a> { constness: fn_sig.header.constness, coroutine_kind: Cow::Borrowed(&fn_sig.header.coroutine_kind), defaultness, - unsafety: fn_sig.header.unsafety, + safety: fn_sig.header.safety, visibility: vis, }, _ => unreachable!(), @@ -345,7 +345,7 @@ impl<'a> FnSig<'a> { result.push_str(format_constness(self.constness)); self.coroutine_kind .map(|coroutine_kind| result.push_str(format_coro(&coroutine_kind))); - result.push_str(format_unsafety(self.unsafety)); + result.push_str(format_safety(self.safety)); result.push_str(&format_extern( self.ext, context.config.force_explicit_abi(), diff --git a/src/tools/rustfmt/src/types.rs b/src/tools/rustfmt/src/types.rs index fe2d28ae1b9df..75dea90d994c3 100644 --- a/src/tools/rustfmt/src/types.rs +++ b/src/tools/rustfmt/src/types.rs @@ -899,7 +899,7 @@ fn rewrite_bare_fn( result.push_str("> "); } - result.push_str(crate::utils::format_unsafety(bare_fn.unsafety)); + result.push_str(crate::utils::format_safety(bare_fn.safety)); result.push_str(&format_extern( bare_fn.ext, diff --git a/src/tools/rustfmt/src/utils.rs b/src/tools/rustfmt/src/utils.rs index b91d9b47cb63b..465690ee4ebd0 100644 --- a/src/tools/rustfmt/src/utils.rs +++ b/src/tools/rustfmt/src/utils.rs @@ -115,6 +115,14 @@ pub(crate) fn format_unsafety(unsafety: ast::Unsafe) -> &'static str { } } +#[inline] +pub(crate) fn format_safety(unsafety: ast::Safety) -> &'static str { + match unsafety { + ast::Safety::Unsafe(..) => "unsafe ", + ast::Safety::Default => "", + } +} + #[inline] pub(crate) fn format_auto(is_auto: ast::IsAuto) -> &'static str { match is_auto { diff --git a/tests/mir-opt/gvn.fn_pointers.GVN.panic-abort.diff b/tests/mir-opt/gvn.fn_pointers.GVN.panic-abort.diff index 68cb4d55e7b35..88ff0886a0fc7 100644 --- a/tests/mir-opt/gvn.fn_pointers.GVN.panic-abort.diff +++ b/tests/mir-opt/gvn.fn_pointers.GVN.panic-abort.diff @@ -69,9 +69,9 @@ + nop; StorageLive(_9); - _9 = _7; -- _8 = move _9 as fn() (PointerCoercion(ClosureFnPointer(Normal))); +- _8 = move _9 as fn() (PointerCoercion(ClosureFnPointer(Default))); + _9 = const ZeroSized: {closure@$DIR/gvn.rs:612:19: 612:21}; -+ _8 = const ZeroSized: {closure@$DIR/gvn.rs:612:19: 612:21} as fn() (PointerCoercion(ClosureFnPointer(Normal))); ++ _8 = const ZeroSized: {closure@$DIR/gvn.rs:612:19: 612:21} as fn() (PointerCoercion(ClosureFnPointer(Default))); StorageDead(_9); StorageLive(_10); StorageLive(_11); @@ -87,9 +87,9 @@ + nop; StorageLive(_13); - _13 = _7; -- _12 = move _13 as fn() (PointerCoercion(ClosureFnPointer(Normal))); +- _12 = move _13 as fn() (PointerCoercion(ClosureFnPointer(Default))); + _13 = const ZeroSized: {closure@$DIR/gvn.rs:612:19: 612:21}; -+ _12 = const ZeroSized: {closure@$DIR/gvn.rs:612:19: 612:21} as fn() (PointerCoercion(ClosureFnPointer(Normal))); ++ _12 = const ZeroSized: {closure@$DIR/gvn.rs:612:19: 612:21} as fn() (PointerCoercion(ClosureFnPointer(Default))); StorageDead(_13); StorageLive(_14); StorageLive(_15); diff --git a/tests/mir-opt/gvn.fn_pointers.GVN.panic-unwind.diff b/tests/mir-opt/gvn.fn_pointers.GVN.panic-unwind.diff index fa184348b3bc7..e9684d109cfbd 100644 --- a/tests/mir-opt/gvn.fn_pointers.GVN.panic-unwind.diff +++ b/tests/mir-opt/gvn.fn_pointers.GVN.panic-unwind.diff @@ -69,9 +69,9 @@ + nop; StorageLive(_9); - _9 = _7; -- _8 = move _9 as fn() (PointerCoercion(ClosureFnPointer(Normal))); +- _8 = move _9 as fn() (PointerCoercion(ClosureFnPointer(Default))); + _9 = const ZeroSized: {closure@$DIR/gvn.rs:612:19: 612:21}; -+ _8 = const ZeroSized: {closure@$DIR/gvn.rs:612:19: 612:21} as fn() (PointerCoercion(ClosureFnPointer(Normal))); ++ _8 = const ZeroSized: {closure@$DIR/gvn.rs:612:19: 612:21} as fn() (PointerCoercion(ClosureFnPointer(Default))); StorageDead(_9); StorageLive(_10); StorageLive(_11); @@ -87,9 +87,9 @@ + nop; StorageLive(_13); - _13 = _7; -- _12 = move _13 as fn() (PointerCoercion(ClosureFnPointer(Normal))); +- _12 = move _13 as fn() (PointerCoercion(ClosureFnPointer(Default))); + _13 = const ZeroSized: {closure@$DIR/gvn.rs:612:19: 612:21}; -+ _12 = const ZeroSized: {closure@$DIR/gvn.rs:612:19: 612:21} as fn() (PointerCoercion(ClosureFnPointer(Normal))); ++ _12 = const ZeroSized: {closure@$DIR/gvn.rs:612:19: 612:21} as fn() (PointerCoercion(ClosureFnPointer(Default))); StorageDead(_13); StorageLive(_14); StorageLive(_15); diff --git a/tests/mir-opt/retag.main.SimplifyCfg-pre-optimizations.after.panic-abort.mir b/tests/mir-opt/retag.main.SimplifyCfg-pre-optimizations.after.panic-abort.mir index d7372a0508254..d65b965f70d1e 100644 --- a/tests/mir-opt/retag.main.SimplifyCfg-pre-optimizations.after.panic-abort.mir +++ b/tests/mir-opt/retag.main.SimplifyCfg-pre-optimizations.after.panic-abort.mir @@ -105,7 +105,7 @@ fn main() -> () { StorageLive(_14); _14 = {closure@main::{closure#0}}; Retag(_14); - _13 = move _14 as for<'a> fn(&'a i32) -> &'a i32 (PointerCoercion(ClosureFnPointer(Normal))); + _13 = move _14 as for<'a> fn(&'a i32) -> &'a i32 (PointerCoercion(ClosureFnPointer(Default))); StorageDead(_14); StorageLive(_15); StorageLive(_16); diff --git a/tests/mir-opt/retag.main.SimplifyCfg-pre-optimizations.after.panic-unwind.mir b/tests/mir-opt/retag.main.SimplifyCfg-pre-optimizations.after.panic-unwind.mir index 6ec62bfcf8ccb..9fe4362dfddc2 100644 --- a/tests/mir-opt/retag.main.SimplifyCfg-pre-optimizations.after.panic-unwind.mir +++ b/tests/mir-opt/retag.main.SimplifyCfg-pre-optimizations.after.panic-unwind.mir @@ -105,7 +105,7 @@ fn main() -> () { StorageLive(_14); _14 = {closure@main::{closure#0}}; Retag(_14); - _13 = move _14 as for<'a> fn(&'a i32) -> &'a i32 (PointerCoercion(ClosureFnPointer(Normal))); + _13 = move _14 as for<'a> fn(&'a i32) -> &'a i32 (PointerCoercion(ClosureFnPointer(Default))); StorageDead(_14); StorageLive(_15); StorageLive(_16);