Update clippy

clippy_lints/src/approx_const.rs

@@ -2,7 +2,7 @@ use clippy_utils::diagnostics::span_lint_and_help;
 use clippy_utils::{meets_msrv, msrvs};
 use rustc_ast::ast::{FloatTy, LitFloatType, LitKind};
 use rustc_hir::{Expr, ExprKind};
-use rustc_lint::{LateContext, LateLintPass, LintContext};
+use rustc_lint::{LateContext, LateLintPass};
 use rustc_semver::RustcVersion;
 use rustc_session::{declare_tool_lint, impl_lint_pass};
 use rustc_span::symbol;

clippy_lints/src/as_conversions.rs

@@ -1,6 +1,6 @@
 use clippy_utils::diagnostics::span_lint_and_help;
 use rustc_ast::ast::{Expr, ExprKind};
-use rustc_lint::{EarlyContext, EarlyLintPass};
+use rustc_lint::{EarlyContext, EarlyLintPass, LintContext};
 use rustc_middle::lint::in_external_macro;
 use rustc_session::{declare_lint_pass, declare_tool_lint};
 
@@ -48,7 +48,7 @@ declare_lint_pass!(AsConversions => [AS_CONVERSIONS]);
 
 impl EarlyLintPass for AsConversions {
     fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) {
-        if in_external_macro(cx.sess, expr.span) {
+        if in_external_macro(cx.sess(), expr.span) {
             return;
         }
 

clippy_lints/src/disallowed_script_idents.rs

@@ -1,7 +1,7 @@
 use clippy_utils::diagnostics::span_lint;
 use rustc_ast::ast;
 use rustc_data_structures::fx::FxHashSet;
-use rustc_lint::{EarlyContext, EarlyLintPass, Level};
+use rustc_lint::{EarlyContext, EarlyLintPass, Level, LintContext};
 use rustc_session::{declare_tool_lint, impl_lint_pass};
 use unicode_script::{Script, UnicodeScript};
 
@@ -72,7 +72,7 @@ impl EarlyLintPass for DisallowedScriptIdents {
             return;
         }
 
-        let symbols = cx.sess.parse_sess.symbol_gallery.symbols.lock();
+        let symbols = cx.sess().parse_sess.symbol_gallery.symbols.lock();
         // Sort by `Span` so that error messages make sense with respect to the
         // order of identifier locations in the code.
         let mut symbols: Vec<_> = symbols.iter().collect();

clippy_lints/src/else_if_without_else.rs

@@ -2,7 +2,7 @@
 
 use clippy_utils::diagnostics::span_lint_and_help;
 use rustc_ast::ast::{Expr, ExprKind};
-use rustc_lint::{EarlyContext, EarlyLintPass};
+use rustc_lint::{EarlyContext, EarlyLintPass, LintContext};
 use rustc_middle::lint::in_external_macro;
 use rustc_session::{declare_lint_pass, declare_tool_lint};
 
@@ -50,7 +50,7 @@ declare_lint_pass!(ElseIfWithoutElse => [ELSE_IF_WITHOUT_ELSE]);
 
 impl EarlyLintPass for ElseIfWithoutElse {
     fn check_expr(&mut self, cx: &EarlyContext<'_>, mut item: &Expr) {
-        if in_external_macro(cx.sess, item.span) {
+        if in_external_macro(cx.sess(), item.span) {
             return;
         }
 

clippy_lints/src/formatting.rs

@@ -3,7 +3,7 @@ use clippy_utils::differing_macro_contexts;
 use clippy_utils::source::snippet_opt;
 use if_chain::if_chain;
 use rustc_ast::ast::{BinOpKind, Block, Expr, ExprKind, StmtKind, UnOp};
-use rustc_lint::{EarlyContext, EarlyLintPass};
+use rustc_lint::{EarlyContext, EarlyLintPass, LintContext};
 use rustc_middle::lint::in_external_macro;
 use rustc_session::{declare_lint_pass, declare_tool_lint};
 use rustc_span::source_map::Span;
@@ -207,7 +207,7 @@ fn check_else(cx: &EarlyContext<'_>, expr: &Expr) {
         if let ExprKind::If(_, then, Some(else_)) = &expr.kind;
         if is_block(else_) || is_if(else_);
         if !differing_macro_contexts(then.span, else_.span);
-        if !then.span.from_expansion() && !in_external_macro(cx.sess, expr.span);
+        if !then.span.from_expansion() && !in_external_macro(cx.sess(), expr.span);
 
         // workaround for rust-lang/rust#43081
         if expr.span.lo().0 != 0 && expr.span.hi().0 != 0;
@@ -259,7 +259,7 @@ fn has_unary_equivalent(bin_op: BinOpKind) -> bool {
 }
 
 fn indentation(cx: &EarlyContext<'_>, span: Span) -> usize {
-    cx.sess.source_map().lookup_char_pos(span.lo()).col.0
+    cx.sess().source_map().lookup_char_pos(span.lo()).col.0
 }
 
 /// Implementation of the `POSSIBLE_MISSING_COMMA` lint for array

clippy_lints/src/from_over_into.rs

@@ -2,7 +2,7 @@ use clippy_utils::diagnostics::span_lint_and_help;
 use clippy_utils::{meets_msrv, msrvs};
 use if_chain::if_chain;
 use rustc_hir as hir;
-use rustc_lint::{LateContext, LateLintPass, LintContext};
+use rustc_lint::{LateContext, LateLintPass};
 use rustc_semver::RustcVersion;
 use rustc_session::{declare_tool_lint, impl_lint_pass};
 use rustc_span::symbol::sym;

clippy_lints/src/index_refutable_slice.rs

@@ -8,7 +8,7 @@ use rustc_data_structures::fx::{FxHashMap, FxHashSet};
 use rustc_errors::Applicability;
 use rustc_hir as hir;
 use rustc_hir::intravisit::{self, Visitor};
-use rustc_lint::{LateContext, LateLintPass, LintContext};
+use rustc_lint::{LateContext, LateLintPass};
 use rustc_middle::hir::nested_filter;
 use rustc_middle::ty;
 use rustc_semver::RustcVersion;

clippy_lints/src/items_after_statements.rs

@@ -2,7 +2,7 @@
 
 use clippy_utils::diagnostics::span_lint;
 use rustc_ast::ast::{Block, ItemKind, StmtKind};
-use rustc_lint::{EarlyContext, EarlyLintPass};
+use rustc_lint::{EarlyContext, EarlyLintPass, LintContext};
 use rustc_middle::lint::in_external_macro;
 use rustc_session::{declare_lint_pass, declare_tool_lint};
 
@@ -55,7 +55,7 @@ declare_lint_pass!(ItemsAfterStatements => [ITEMS_AFTER_STATEMENTS]);
 
 impl EarlyLintPass for ItemsAfterStatements {
     fn check_block(&mut self, cx: &EarlyContext<'_>, item: &Block) {
-        if in_external_macro(cx.sess, item.span) {
+        if in_external_macro(cx.sess(), item.span) {
             return;
         }
 
@@ -69,7 +69,7 @@ impl EarlyLintPass for ItemsAfterStatements {
         // lint on all further items
         for stmt in stmts {
             if let StmtKind::Item(ref it) = *stmt {
-                if in_external_macro(cx.sess, it.span) {
+                if in_external_macro(cx.sess(), it.span) {
                     return;
                 }
                 if let ItemKind::MacroDef(..) = it.kind {

clippy_lints/src/literal_representation.rs

@@ -7,7 +7,7 @@ use clippy_utils::source::snippet_opt;
 use if_chain::if_chain;
 use rustc_ast::ast::{Expr, ExprKind, Lit, LitKind};
 use rustc_errors::Applicability;
-use rustc_lint::{EarlyContext, EarlyLintPass};
+use rustc_lint::{EarlyContext, EarlyLintPass, LintContext};
 use rustc_middle::lint::in_external_macro;
 use rustc_session::{declare_tool_lint, impl_lint_pass};
 use std::iter;
@@ -225,7 +225,7 @@ impl_lint_pass!(LiteralDigitGrouping => [
 
 impl EarlyLintPass for LiteralDigitGrouping {
     fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) {
-        if in_external_macro(cx.sess, expr.span) {
+        if in_external_macro(cx.sess(), expr.span) {
             return;
         }
 
@@ -418,7 +418,7 @@ impl_lint_pass!(DecimalLiteralRepresentation => [DECIMAL_LITERAL_REPRESENTATION]
 
 impl EarlyLintPass for DecimalLiteralRepresentation {
     fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) {
-        if in_external_macro(cx.sess, expr.span) {
+        if in_external_macro(cx.sess(), expr.span) {
             return;
         }
 

clippy_lints/src/manual_non_exhaustive.rs

@@ -5,7 +5,7 @@ use clippy_utils::{meets_msrv, msrvs};
 use if_chain::if_chain;
 use rustc_ast::ast::{FieldDef, Item, ItemKind, Variant, VariantData, VisibilityKind};
 use rustc_errors::Applicability;
-use rustc_lint::{EarlyContext, EarlyLintPass};
+use rustc_lint::{EarlyContext, EarlyLintPass, LintContext};
 use rustc_semver::RustcVersion;
 use rustc_session::{declare_tool_lint, impl_lint_pass};
 use rustc_span::{sym, Span};
@@ -116,7 +116,7 @@ fn check_manual_non_exhaustive_enum(cx: &EarlyContext<'_>, item: &Item, variants
                 |diag| {
                     if_chain! {
                         if !item.attrs.iter().any(|attr| attr.has_name(sym::non_exhaustive));
-                        let header_span = cx.sess.source_map().span_until_char(item.span, '{');
+                        let header_span = cx.sess().source_map().span_until_char(item.span, '{');
                         if let Some(snippet) = snippet_opt(cx, header_span);
                         then {
                             diag.span_suggestion(
@@ -149,7 +149,7 @@ fn check_manual_non_exhaustive_struct(cx: &EarlyContext<'_>, item: &Item, data:
             VariantData::Unit(_) => unreachable!("`VariantData::Unit` is already handled above"),
         };
 
-        cx.sess.source_map().span_until_char(item.span, delimiter)
+        cx.sess().source_map().span_until_char(item.span, delimiter)
     }
 
     let fields = data.fields();

clippy_lints/src/manual_strip.rs

@@ -9,7 +9,7 @@ use rustc_hir::def::Res;
 use rustc_hir::intravisit::{walk_expr, Visitor};
 use rustc_hir::BinOpKind;
 use rustc_hir::{BorrowKind, Expr, ExprKind};
-use rustc_lint::{LateContext, LateLintPass, LintContext};
+use rustc_lint::{LateContext, LateLintPass};
 use rustc_middle::ty;
 use rustc_semver::RustcVersion;
 use rustc_session::{declare_tool_lint, impl_lint_pass};

clippy_lints/src/matches.rs

@@ -25,7 +25,7 @@ use rustc_hir::{
     Mutability, Node, Pat, PatKind, PathSegment, QPath, RangeEnd, TyKind,
 };
 use rustc_hir::{HirIdMap, HirIdSet};
-use rustc_lint::{LateContext, LateLintPass, LintContext};
+use rustc_lint::{LateContext, LateLintPass};
 use rustc_middle::ty::{self, Ty, TyS, VariantDef};
 use rustc_semver::RustcVersion;
 use rustc_session::{declare_tool_lint, impl_lint_pass};

clippy_lints/src/mem_replace.rs

@@ -6,7 +6,7 @@ use if_chain::if_chain;
 use rustc_errors::Applicability;
 use rustc_hir::LangItem::OptionNone;
 use rustc_hir::{BorrowKind, Expr, ExprKind, Mutability, QPath};
-use rustc_lint::{LateContext, LateLintPass, LintContext};
+use rustc_lint::{LateContext, LateLintPass};
 use rustc_middle::lint::in_external_macro;
 use rustc_semver::RustcVersion;
 use rustc_session::{declare_tool_lint, impl_lint_pass};

clippy_lints/src/misc_early/mod.rs

@@ -12,7 +12,7 @@ use clippy_utils::source::snippet_opt;
 use rustc_ast::ast::{Expr, ExprKind, Generics, Lit, LitFloatType, LitIntType, LitKind, NodeId, Pat, PatKind};
 use rustc_ast::visit::FnKind;
 use rustc_data_structures::fx::FxHashMap;
-use rustc_lint::{EarlyContext, EarlyLintPass};
+use rustc_lint::{EarlyContext, EarlyLintPass, LintContext};
 use rustc_middle::lint::in_external_macro;
 use rustc_session::{declare_lint_pass, declare_tool_lint};
 use rustc_span::source_map::Span;
@@ -342,7 +342,7 @@ impl EarlyLintPass for MiscEarlyLints {
     }
 
     fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) {
-        if in_external_macro(cx.sess, expr.span) {
+        if in_external_macro(cx.sess(), expr.span) {
             return;
         }
 

clippy_lints/src/missing_const_for_fn.rs

@@ -5,7 +5,7 @@ use clippy_utils::{fn_has_unsatisfiable_preds, is_entrypoint_fn, meets_msrv, msr
 use rustc_hir as hir;
 use rustc_hir::intravisit::FnKind;
 use rustc_hir::{Body, Constness, FnDecl, GenericParamKind, HirId};
-use rustc_lint::{LateContext, LateLintPass, LintContext};
+use rustc_lint::{LateContext, LateLintPass};
 use rustc_middle::lint::in_external_macro;
 use rustc_semver::RustcVersion;
 use rustc_session::{declare_tool_lint, impl_lint_pass};

clippy_lints/src/module_style.rs

@@ -80,9 +80,9 @@ impl EarlyLintPass for ModStyle {
             return;
         }
 
-        let files = cx.sess.source_map().files();
+        let files = cx.sess().source_map().files();
 
-        let trim_to_src = if let RealFileName::LocalPath(p) = &cx.sess.opts.working_dir {
+        let trim_to_src = if let RealFileName::LocalPath(p) = &cx.sess().opts.working_dir {
             p.to_string_lossy()
         } else {
             return;

clippy_lints/src/non_expressive_names.rs

@@ -3,7 +3,7 @@ use rustc_ast::ast::{
     self, Arm, AssocItem, AssocItemKind, Attribute, Block, FnDecl, Item, ItemKind, Local, Pat, PatKind,
 };
 use rustc_ast::visit::{walk_block, walk_expr, walk_pat, Visitor};
-use rustc_lint::{EarlyContext, EarlyLintPass};
+use rustc_lint::{EarlyContext, EarlyLintPass, LintContext};
 use rustc_middle::lint::in_external_macro;
 use rustc_session::{declare_tool_lint, impl_lint_pass};
 use rustc_span::source_map::Span;
@@ -356,7 +356,7 @@ impl<'a, 'tcx> Visitor<'tcx> for SimilarNamesLocalVisitor<'a, 'tcx> {
 
 impl EarlyLintPass for NonExpressiveNames {
     fn check_item(&mut self, cx: &EarlyContext<'_>, item: &Item) {
-        if in_external_macro(cx.sess, item.span) {
+        if in_external_macro(cx.sess(), item.span) {
             return;
         }
 
@@ -371,7 +371,7 @@ impl EarlyLintPass for NonExpressiveNames {
     }
 
     fn check_impl_item(&mut self, cx: &EarlyContext<'_>, item: &AssocItem) {
-        if in_external_macro(cx.sess, item.span) {
+        if in_external_macro(cx.sess(), item.span) {
             return;
         }
 

clippy_lints/src/octal_escapes.rs

@@ -2,7 +2,7 @@ use clippy_utils::diagnostics::span_lint_and_then;
 use rustc_ast::ast::{Expr, ExprKind};
 use rustc_ast::token::{Lit, LitKind};
 use rustc_errors::Applicability;
-use rustc_lint::{EarlyContext, EarlyLintPass};
+use rustc_lint::{EarlyContext, EarlyLintPass, LintContext};
 use rustc_middle::lint::in_external_macro;
 use rustc_session::{declare_lint_pass, declare_tool_lint};
 use rustc_span::Span;
@@ -51,7 +51,7 @@ declare_lint_pass!(OctalEscapes => [OCTAL_ESCAPES]);
 
 impl EarlyLintPass for OctalEscapes {
     fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) {
-        if in_external_macro(cx.sess, expr.span) {
+        if in_external_macro(cx.sess(), expr.span) {
             return;
         }
 

clippy_lints/src/ranges.rs

@@ -8,7 +8,7 @@ use if_chain::if_chain;
 use rustc_ast::ast::RangeLimits;
 use rustc_errors::Applicability;
 use rustc_hir::{BinOpKind, Expr, ExprKind, PathSegment, QPath};
-use rustc_lint::{LateContext, LateLintPass, LintContext};
+use rustc_lint::{LateContext, LateLintPass};
 use rustc_middle::ty;
 use rustc_semver::RustcVersion;
 use rustc_session::{declare_tool_lint, impl_lint_pass};

clippy_lints/src/redundant_closure_call.rs

@@ -8,7 +8,7 @@ use rustc_errors::Applicability;
 use rustc_hir as hir;
 use rustc_hir::intravisit as hir_visit;
 use rustc_hir::intravisit::Visitor as HirVisitor;
-use rustc_lint::{EarlyContext, EarlyLintPass, LateContext, LateLintPass};
+use rustc_lint::{EarlyContext, EarlyLintPass, LateContext, LateLintPass, LintContext};
 use rustc_middle::hir::nested_filter;
 use rustc_middle::lint::in_external_macro;
 use rustc_session::{declare_lint_pass, declare_tool_lint};
@@ -62,7 +62,7 @@ impl<'ast> ast_visit::Visitor<'ast> for ReturnVisitor {
 
 impl EarlyLintPass for RedundantClosureCall {
     fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &ast::Expr) {
-        if in_external_macro(cx.sess, expr.span) {
+        if in_external_macro(cx.sess(), expr.span) {
             return;
         }
         if_chain! {

clippy_lints/src/redundant_else.rs

@@ -1,7 +1,7 @@
 use clippy_utils::diagnostics::span_lint_and_help;
 use rustc_ast::ast::{Block, Expr, ExprKind, Stmt, StmtKind};
 use rustc_ast::visit::{walk_expr, Visitor};
-use rustc_lint::{EarlyContext, EarlyLintPass};
+use rustc_lint::{EarlyContext, EarlyLintPass, LintContext};
 use rustc_middle::lint::in_external_macro;
 use rustc_session::{declare_lint_pass, declare_tool_lint};
 
@@ -46,7 +46,7 @@ declare_lint_pass!(RedundantElse => [REDUNDANT_ELSE]);
 
 impl EarlyLintPass for RedundantElse {
     fn check_stmt(&mut self, cx: &EarlyContext<'_>, stmt: &Stmt) {
-        if in_external_macro(cx.sess, stmt.span) {
+        if in_external_macro(cx.sess(), stmt.span) {
             return;
         }
         // Only look at expressions that are a whole statement

clippy_lints/src/redundant_field_names.rs

@@ -2,7 +2,7 @@ use clippy_utils::diagnostics::span_lint_and_sugg;
 use clippy_utils::{meets_msrv, msrvs};
 use rustc_ast::ast::{Expr, ExprKind};
 use rustc_errors::Applicability;
-use rustc_lint::{EarlyContext, EarlyLintPass};
+use rustc_lint::{EarlyContext, EarlyLintPass, LintContext};
 use rustc_middle::lint::in_external_macro;
 use rustc_semver::RustcVersion;
 use rustc_session::{declare_tool_lint, impl_lint_pass};
@@ -55,7 +55,7 @@ impl EarlyLintPass for RedundantFieldNames {
             return;
         }
 
-        if in_external_macro(cx.sess, expr.span) {
+        if in_external_macro(cx.sess(), expr.span) {
             return;
         }
         if let ExprKind::Struct(ref se) = expr.kind {

clippy_lints/src/single_char_lifetime_names.rs

@@ -1,6 +1,6 @@
 use clippy_utils::diagnostics::span_lint_and_help;
 use rustc_ast::ast::{GenericParam, GenericParamKind};
-use rustc_lint::{EarlyContext, EarlyLintPass};
+use rustc_lint::{EarlyContext, EarlyLintPass, LintContext};
 use rustc_middle::lint::in_external_macro;
 use rustc_session::{declare_lint_pass, declare_tool_lint};
 
@@ -43,7 +43,7 @@ declare_lint_pass!(SingleCharLifetimeNames => [SINGLE_CHAR_LIFETIME_NAMES]);
 
 impl EarlyLintPass for SingleCharLifetimeNames {
     fn check_generic_param(&mut self, ctx: &EarlyContext<'_>, param: &GenericParam) {
-        if in_external_macro(ctx.sess, param.ident.span) {
+        if in_external_macro(ctx.sess(), param.ident.span) {
             return;
         }
 

clippy_lints/src/single_component_path_imports.rs

@@ -1,7 +1,7 @@
 use clippy_utils::diagnostics::{span_lint_and_help, span_lint_and_sugg};
 use rustc_ast::{ptr::P, Crate, Item, ItemKind, MacroDef, ModKind, UseTreeKind, VisibilityKind};
 use rustc_errors::Applicability;
-use rustc_lint::{EarlyContext, EarlyLintPass};
+use rustc_lint::{EarlyContext, EarlyLintPass, LintContext};
 use rustc_session::{declare_lint_pass, declare_tool_lint};
 use rustc_span::{edition::Edition, symbol::kw, Span, Symbol};
 
@@ -37,7 +37,7 @@ declare_lint_pass!(SingleComponentPathImports => [SINGLE_COMPONENT_PATH_IMPORTS]
 
 impl EarlyLintPass for SingleComponentPathImports {
     fn check_crate(&mut self, cx: &EarlyContext<'_>, krate: &Crate) {
-        if cx.sess.opts.edition < Edition::Edition2018 {
+        if cx.sess().opts.edition < Edition::Edition2018 {
             return;
         }
         check_mod(cx, &krate.items);

clippy_lints/src/use_self.rs

@@ -11,7 +11,7 @@ use rustc_hir::{
     intravisit::{walk_inf, walk_ty, Visitor},
     Expr, ExprKind, FnRetTy, FnSig, GenericArg, HirId, Impl, ImplItemKind, Item, ItemKind, Path, QPath, TyKind,
 };
-use rustc_lint::{LateContext, LateLintPass, LintContext};
+use rustc_lint::{LateContext, LateLintPass};
 use rustc_semver::RustcVersion;
 use rustc_session::{declare_tool_lint, impl_lint_pass};
 use rustc_span::Span;

clippy_lints/src/write.rs

@@ -9,7 +9,7 @@ use rustc_ast::token::{self, LitKind};
 use rustc_ast::tokenstream::TokenStream;
 use rustc_errors::Applicability;
 use rustc_lexer::unescape::{self, EscapeError};
-use rustc_lint::{EarlyContext, EarlyLintPass};
+use rustc_lint::{EarlyContext, EarlyLintPass, LintContext};
 use rustc_parse::parser;
 use rustc_session::{declare_tool_lint, impl_lint_pass};
 use rustc_span::symbol::{kw, Symbol};
@@ -290,7 +290,7 @@ impl EarlyLintPass for Write {
     fn check_mac(&mut self, cx: &EarlyContext<'_>, mac: &MacCall) {
         fn is_build_script(cx: &EarlyContext<'_>) -> bool {
             // Cargo sets the crate name for build scripts to `build_script_build`
-            cx.sess
+            cx.sess()
                 .opts
                 .crate_name
                 .as_ref()
@@ -529,7 +529,7 @@ impl Write {
     /// ```
     #[allow(clippy::too_many_lines)]
     fn check_tts<'a>(&self, cx: &EarlyContext<'a>, tts: TokenStream, is_write: bool) -> (Option<StrLit>, Option<Expr>) {
-        let mut parser = parser::Parser::new(&cx.sess.parse_sess, tts, false, None);
+        let mut parser = parser::Parser::new(&cx.sess().parse_sess, tts, false, None);
         let expr = if is_write {
             match parser
                 .parse_expr()

clippy_utils/src/lib.rs

@@ -117,25 +117,15 @@ pub fn meets_msrv(msrv: Option<&RustcVersion>, lint_msrv: &RustcVersion) -> bool
 
 #[macro_export]
 macro_rules! extract_msrv_attr {
-    (LateContext) => {
-        extract_msrv_attr!(@LateContext, ());
-    };
-    (EarlyContext) => {
-        extract_msrv_attr!(@EarlyContext);
-    };
-    (@$context:ident$(, $call:tt)?) => {
+    ($context:ident) => {
         fn enter_lint_attrs(&mut self, cx: &rustc_lint::$context<'_>, attrs: &[rustc_ast::ast::Attribute]) {
-            use $crate::get_unique_inner_attr;
-            match get_unique_inner_attr(cx.sess$($call)?, attrs, "msrv") {
+            let sess = rustc_lint::LintContext::sess(cx);
+            match $crate::get_unique_inner_attr(sess, attrs, "msrv") {
                 Some(msrv_attr) => {
                     if let Some(msrv) = msrv_attr.value_str() {
-                        self.msrv = $crate::parse_msrv(
-                            &msrv.to_string(),
-                            Some(cx.sess$($call)?),
-                            Some(msrv_attr.span),
-                        );
+                        self.msrv = $crate::parse_msrv(&msrv.to_string(), Some(sess), Some(msrv_attr.span));
                     } else {
-                        cx.sess$($call)?.span_err(msrv_attr.span, "bad clippy attribute");
+                        sess.span_err(msrv_attr.span, "bad clippy attribute");
                     }
                 },
                 _ => (),