Rustup

clippy_dev/Cargo.toml

@@ -9,7 +9,7 @@ indoc = "1.0"
 itertools = "0.10.1"
 opener = "0.5"
 shell-escape = "0.1"
-tempfile = "3.3"
+tempfile = "3.2"
 walkdir = "2.3"
 
 [features]

clippy_lints/src/case_sensitive_file_extension_comparisons.rs

@@ -1,7 +1,6 @@
 use clippy_utils::diagnostics::span_lint_and_help;
 use if_chain::if_chain;
 use rustc_ast::ast::LitKind;
-use rustc_data_structures::intern::Interned;
 use rustc_hir::{Expr, ExprKind, PathSegment};
 use rustc_lint::{LateContext, LateLintPass};
 use rustc_middle::ty;
@@ -56,8 +55,8 @@ fn check_case_sensitive_file_extension_comparison(ctx: &LateContext<'_>, expr: &
                 ty::Str => {
                     return Some(span);
                 },
-                ty::Adt(ty::AdtDef(Interned(&ty::AdtDefData { did, .. }, _)), _) => {
-                    if ctx.tcx.is_diagnostic_item(sym::String, did) {
+                ty::Adt(def, _) => {
+                    if ctx.tcx.is_diagnostic_item(sym::String, def.did()) {
                         return Some(span);
                     }
                 },

clippy_lints/src/cognitive_complexity.rs

@@ -82,7 +82,7 @@ impl CognitiveComplexity {
 
         if rust_cc > self.limit.limit() {
             let fn_span = match kind {
-                FnKind::ItemFn(ident, _, _, _) | FnKind::Method(ident, _, _) => ident.span,
+                FnKind::ItemFn(ident, _, _) | FnKind::Method(ident, _) => ident.span,
                 FnKind::Closure => {
                     let header_span = body_span.with_hi(decl.output.span().lo());
                     let pos = snippet_opt(cx, header_span).and_then(|snip| {

clippy_lints/src/doc.rs

@@ -622,7 +622,7 @@ fn check_code(cx: &LateContext<'_>, text: &str, edition: Edition, span: Span) {
 
                 let sm = Lrc::new(SourceMap::new(FilePathMapping::empty()));
                 let fallback_bundle =
-                    rustc_errors::fallback_fluent_bundle(false).expect("failed to load fallback fluent bundle");
+                    rustc_errors::fallback_fluent_bundle(rustc_errors::DEFAULT_LOCALE_RESOURCES, false);
                 let emitter = EmitterWriter::new(
                     Box::new(io::sink()),
                     None,

clippy_lints/src/enum_variants.rs

@@ -260,7 +260,7 @@ impl LateLintPass<'_> for EnumVariantNames {
                     }
                     // The `module_name_repetitions` lint should only trigger if the item has the module in its
                     // name. Having the same name is accepted.
-                    if item.vis.node.is_pub() && item_camel.len() > mod_camel.len() {
+                    if cx.tcx.visibility(item.def_id).is_public() && item_camel.len() > mod_camel.len() {
                         let matching = count_match_start(mod_camel, &item_camel);
                         let rmatching = count_match_end(mod_camel, &item_camel);
                         let nchars = mod_camel.chars().count();

clippy_lints/src/exhaustive_items.rs

@@ -78,7 +78,10 @@ impl LateLintPass<'_> for ExhaustiveItems {
             if !attrs.iter().any(|a| a.has_name(sym::non_exhaustive));
             then {
                 let (lint, msg) = if let ItemKind::Struct(ref v, ..) = item.kind {
-                    if v.fields().iter().any(|f| !f.vis.node.is_pub()) {
+                    if v.fields().iter().any(|f| {
+                        let def_id = cx.tcx.hir().local_def_id(f.hir_id);
+                        !cx.tcx.visibility(def_id).is_public()
+                    }) {
                         // skip structs with private fields
                         return;
                     }

clippy_lints/src/functions/not_unsafe_ptr_arg_deref.rs

@@ -17,8 +17,8 @@ pub(super) fn check_fn<'tcx>(
     hir_id: hir::HirId,
 ) {
     let unsafety = match kind {
-        intravisit::FnKind::ItemFn(_, _, hir::FnHeader { unsafety, .. }, _) => unsafety,
-        intravisit::FnKind::Method(_, sig, _) => sig.header.unsafety,
+        intravisit::FnKind::ItemFn(_, _, hir::FnHeader { unsafety, .. }) => unsafety,
+        intravisit::FnKind::Method(_, sig) => sig.header.unsafety,
         intravisit::FnKind::Closure => return,
     };
 

clippy_lints/src/functions/too_many_arguments.rs

@@ -26,9 +26,8 @@ pub(super) fn check_fn(
                     header: hir::FnHeader { abi: Abi::Rust, .. },
                     ..
                 },
-                _,
             )
-            | intravisit::FnKind::ItemFn(_, _, hir::FnHeader { abi: Abi::Rust, .. }, _) => check_arg_number(
+            | intravisit::FnKind::ItemFn(_, _, hir::FnHeader { abi: Abi::Rust, .. }) => check_arg_number(
                 cx,
                 decl,
                 span.with_hi(decl.output.span().hi()),

clippy_lints/src/loops/needless_range_loop.rs

@@ -59,7 +59,7 @@ pub(super) fn check<'tcx>(
                 if let Some(indexed_extent) = indexed_extent {
                     let parent_def_id = cx.tcx.hir().get_parent_item(expr.hir_id);
                     let region_scope_tree = cx.tcx.region_scope_tree(parent_def_id);
-                    let pat_extent = region_scope_tree.var_scope(pat.hir_id.local_id);
+                    let pat_extent = region_scope_tree.var_scope(pat.hir_id.local_id).unwrap();
                     if region_scope_tree.is_subscope_of(indexed_extent, pat_extent) {
                         return;
                     }
@@ -262,7 +262,7 @@ impl<'a, 'tcx> VarVisitor<'a, 'tcx> {
                 match res {
                     Res::Local(hir_id) => {
                         let parent_def_id = self.cx.tcx.hir().get_parent_item(expr.hir_id);
-                        let extent = self.cx.tcx.region_scope_tree(parent_def_id).var_scope(hir_id.local_id);
+                        let extent = self.cx.tcx.region_scope_tree(parent_def_id).var_scope(hir_id.local_id).unwrap();
                         if index_used_directly {
                             self.indexed_directly.insert(
                                 seqvar.segments[0].ident.name,

clippy_lints/src/loops/never_loop.rs

@@ -168,14 +168,16 @@ fn never_loop_expr(expr: &Expr<'_>, main_loop_id: HirId) -> NeverLoopResult {
             .operands
             .iter()
             .map(|(o, _)| match o {
-                InlineAsmOperand::In { expr, .. }
-                | InlineAsmOperand::InOut { expr, .. }
-                | InlineAsmOperand::Sym { expr } => never_loop_expr(expr, main_loop_id),
+                InlineAsmOperand::In { expr, .. } | InlineAsmOperand::InOut { expr, .. } => {
+                    never_loop_expr(expr, main_loop_id)
+                },
                 InlineAsmOperand::Out { expr, .. } => never_loop_expr_all(&mut expr.iter(), main_loop_id),
                 InlineAsmOperand::SplitInOut { in_expr, out_expr, .. } => {
                     never_loop_expr_all(&mut once(in_expr).chain(out_expr.iter()), main_loop_id)
                 },
-                InlineAsmOperand::Const { .. } => NeverLoopResult::Otherwise,
+                InlineAsmOperand::Const { .. }
+                | InlineAsmOperand::SymFn { .. }
+                | InlineAsmOperand::SymStatic { .. } => NeverLoopResult::Otherwise,
             })
             .fold(NeverLoopResult::Otherwise, combine_both),
         ExprKind::Struct(_, _, None)

clippy_lints/src/matches/overlapping_arms.rs

@@ -40,10 +40,8 @@ fn all_ranges<'tcx>(cx: &LateContext<'tcx>, arms: &'tcx [Arm<'_>], ty: Ty<'tcx>)
                         Some(rhs) => constant(cx, cx.typeck_results(), rhs)?.0,
                         None => miri_to_const(ty.numeric_max_val(cx.tcx)?)?,
                     };
-
                     let lhs_val = lhs_const.int_value(cx, ty)?;
                     let rhs_val = rhs_const.int_value(cx, ty)?;
-
                     let rhs_bound = match range_end {
                         RangeEnd::Included => EndBound::Included(rhs_val),
                         RangeEnd::Excluded => EndBound::Excluded(rhs_val),

clippy_lints/src/missing_doc.rs

@@ -11,7 +11,7 @@ use if_chain::if_chain;
 use rustc_ast::ast::{self, MetaItem, MetaItemKind};
 use rustc_hir as hir;
 use rustc_lint::{LateContext, LateLintPass, LintContext};
-use rustc_middle::ty;
+use rustc_middle::ty::{self, DefIdTree};
 use rustc_session::{declare_tool_lint, impl_lint_pass};
 use rustc_span::def_id::CRATE_DEF_ID;
 use rustc_span::source_map::Span;
@@ -131,8 +131,8 @@ impl<'tcx> LateLintPass<'tcx> for MissingDoc {
             hir::ItemKind::Fn(..) => {
                 // ignore main()
                 if it.ident.name == sym::main {
-                    let def_key = cx.tcx.hir().def_key(it.def_id);
-                    if def_key.parent == Some(hir::def_id::CRATE_DEF_INDEX) {
+                    let at_root = cx.tcx.local_parent(it.def_id) == Some(CRATE_DEF_ID);
+                    if at_root {
                         return;
                     }
                 }

clippy_lints/src/needless_pass_by_value.rs

@@ -85,7 +85,7 @@ impl<'tcx> LateLintPass<'tcx> for NeedlessPassByValue {
         }
 
         match kind {
-            FnKind::ItemFn(.., header, _) => {
+            FnKind::ItemFn(.., header) => {
                 let attrs = cx.tcx.hir().attrs(hir_id);
                 if header.abi != Abi::Rust || requires_exact_signature(attrs) {
                     return;

clippy_lints/src/neg_multiply.rs

@@ -53,7 +53,7 @@ impl<'tcx> LateLintPass<'tcx> for NegMultiply {
 fn check_mul(cx: &LateContext<'_>, span: Span, lit: &Expr<'_>, exp: &Expr<'_>) {
     if_chain! {
         if let ExprKind::Lit(ref l) = lit.kind;
-        if consts::lit_to_constant(&l.node, cx.typeck_results().expr_ty_opt(lit)) == Constant::Int(1);
+        if consts::lit_to_mir_constant(&l.node, cx.typeck_results().expr_ty_opt(lit)) == Constant::Int(1);
         if cx.typeck_results().expr_ty(exp).is_integral();
 
         then {

clippy_lints/src/pass_by_ref_or_value.rs

@@ -251,7 +251,7 @@ impl<'tcx> LateLintPass<'tcx> for PassByRefOrValue {
         }
 
         match kind {
-            FnKind::ItemFn(.., header, _) => {
+            FnKind::ItemFn(.., header) => {
                 if header.abi != Abi::Rust {
                     return;
                 }

clippy_lints/src/redundant_pub_crate.rs

@@ -1,9 +1,11 @@
 use clippy_utils::diagnostics::span_lint_and_then;
 use rustc_errors::Applicability;
 use rustc_hir::def::{DefKind, Res};
-use rustc_hir::{Item, ItemKind, VisibilityKind};
+use rustc_hir::{Item, ItemKind};
 use rustc_lint::{LateContext, LateLintPass};
+use rustc_middle::ty;
 use rustc_session::{declare_tool_lint, impl_lint_pass};
+use rustc_span::def_id::CRATE_DEF_ID;
 use rustc_span::hygiene::MacroKind;
 
 declare_clippy_lint! {
@@ -44,7 +46,7 @@ impl_lint_pass!(RedundantPubCrate => [REDUNDANT_PUB_CRATE]);
 impl<'tcx> LateLintPass<'tcx> for RedundantPubCrate {
     fn check_item(&mut self, cx: &LateContext<'tcx>, item: &'tcx Item<'tcx>) {
         if_chain! {
-            if let VisibilityKind::Crate { .. } = item.vis.node;
+            if cx.tcx.visibility(item.def_id) == ty::Visibility::Restricted(CRATE_DEF_ID.to_def_id());
             if !cx.access_levels.is_exported(item.def_id) && self.is_exported.last() == Some(&false);
             if is_not_macro_export(item);
             then {
@@ -57,7 +59,7 @@ impl<'tcx> LateLintPass<'tcx> for RedundantPubCrate {
                     &format!("pub(crate) {} inside private module", descr),
                     |diag| {
                         diag.span_suggestion(
-                            item.vis.span,
+                            item.vis_span,
                             "consider using",
                             "pub".to_string(),
                             Applicability::MachineApplicable,
@@ -84,6 +86,8 @@ fn is_not_macro_export<'tcx>(item: &'tcx Item<'tcx>) -> bool {
         if let Res::Def(DefKind::Macro(MacroKind::Bang), _) = path.res {
             return false;
         }
+    } else if let ItemKind::Macro(..) = item.kind {
+        return false;
     }
 
     true

clippy_lints/src/return_self_not_must_use.rs

@@ -111,7 +111,7 @@ impl<'tcx> LateLintPass<'tcx> for ReturnSelfNotMustUse {
     ) {
         if_chain! {
             // We are only interested in methods, not in functions or associated functions.
-            if matches!(kind, FnKind::Method(_, _, _));
+            if matches!(kind, FnKind::Method(_, _));
             if let Some(fn_def) = cx.tcx.hir().opt_local_def_id(hir_id);
             if let Some(impl_def) = cx.tcx.impl_of_method(fn_def.to_def_id());
             // We don't want this method to be te implementation of a trait because the