Auto merge of #7476 - flip1995:rustup, r=flip1995

Rustup r? `@ghost` Out of cycle sync for 2 ICE fixes #7470 #7471 #7473 changelog: none
rust-lang · Jul 19, 2021 · 4c41a22 · 4c41a22
2 parents f467750 + 21abb5d
commit 4c41a22
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Showing 11 changed files with 26 additions and 36 deletions.
diff --git a/clippy_lints/src/escape.rs b/clippy_lints/src/escape.rs
@@ -11,7 +11,7 @@ use rustc_span::source_map::Span;
 use rustc_span::symbol::kw;
 use rustc_target::abi::LayoutOf;
 use rustc_target::spec::abi::Abi;
-use rustc_typeck::expr_use_visitor::{ConsumeMode, Delegate, ExprUseVisitor, PlaceBase, PlaceWithHirId};
+use rustc_typeck::expr_use_visitor::{Delegate, ExprUseVisitor, PlaceBase, PlaceWithHirId};
 
 #[derive(Copy, Clone)]
 pub struct BoxedLocal {
@@ -133,13 +133,10 @@ fn is_argument(map: rustc_middle::hir::map::Map<'_>, id: HirId) -> bool {
 }
 
 impl<'a, 'tcx> Delegate<'tcx> for EscapeDelegate<'a, 'tcx> {
-    fn consume(&mut self, cmt: &PlaceWithHirId<'tcx>, _: HirId, mode: ConsumeMode) {
+    fn consume(&mut self, cmt: &PlaceWithHirId<'tcx>, _: HirId) {
         if cmt.place.projections.is_empty() {
             if let PlaceBase::Local(lid) = cmt.place.base {
-                if let ConsumeMode::Move = mode {
-                    // moved out or in. clearly can't be localized
-                    self.set.remove(&lid);
-                }
+                self.set.remove(&lid);
                 let map = &self.cx.tcx.hir();
                 if let Some(Node::Binding(_)) = map.find(cmt.hir_id) {
                     if self.set.contains(&lid) {

diff --git a/clippy_lints/src/lib.rs b/clippy_lints/src/lib.rs
@@ -2106,7 +2106,6 @@ pub fn register_plugins(store: &mut rustc_lint::LintStore, sess: &Session, conf:
     store.register_early_pass(move || box disallowed_script_idents::DisallowedScriptIdents::new(&scripts));
     store.register_late_pass(|| box strlen_on_c_strings::StrlenOnCStrings);
     store.register_late_pass(move || box self_named_constructor::SelfNamedConstructor);
-
 }
 
 #[rustfmt::skip]

diff --git a/clippy_lints/src/loops/mut_range_bound.rs b/clippy_lints/src/loops/mut_range_bound.rs
@@ -7,7 +7,7 @@ use rustc_infer::infer::TyCtxtInferExt;
 use rustc_lint::LateContext;
 use rustc_middle::{mir::FakeReadCause, ty};
 use rustc_span::source_map::Span;
-use rustc_typeck::expr_use_visitor::{ConsumeMode, Delegate, ExprUseVisitor, PlaceBase, PlaceWithHirId};
+use rustc_typeck::expr_use_visitor::{Delegate, ExprUseVisitor, PlaceBase, PlaceWithHirId};
 
 pub(super) fn check(cx: &LateContext<'_>, arg: &Expr<'_>, body: &Expr<'_>) {
     if let Some(higher::Range {
@@ -82,7 +82,7 @@ struct MutatePairDelegate<'a, 'tcx> {
 }
 
 impl<'tcx> Delegate<'tcx> for MutatePairDelegate<'_, 'tcx> {
-    fn consume(&mut self, _: &PlaceWithHirId<'tcx>, _: HirId, _: ConsumeMode) {}
+    fn consume(&mut self, _: &PlaceWithHirId<'tcx>, _: HirId) {}
 
     fn borrow(&mut self, cmt: &PlaceWithHirId<'tcx>, diag_expr_id: HirId, bk: ty::BorrowKind) {
         if let ty::BorrowKind::MutBorrow = bk {

diff --git a/clippy_lints/src/manual_unwrap_or.rs b/clippy_lints/src/manual_unwrap_or.rs
@@ -61,13 +61,13 @@ fn lint_manual_unwrap_or<'tcx>(cx: &LateContext<'tcx>, expr: &'tcx Expr<'tcx>) {
             if let Some((idx, or_arm)) = arms.iter().enumerate().find(|(_, arm)| {
                 match arm.pat.kind {
                     PatKind::Path(ref qpath) => is_lang_ctor(cx, qpath, OptionNone),
-                    PatKind::TupleStruct(ref qpath, &[pat], _) =>
+                    PatKind::TupleStruct(ref qpath, [pat], _) =>
                         matches!(pat.kind, PatKind::Wild) && is_lang_ctor(cx, qpath, ResultErr),
                     _ => false,
                 }
             });
             let unwrap_arm = &arms[1 - idx];
-            if let PatKind::TupleStruct(ref qpath, &[unwrap_pat], _) = unwrap_arm.pat.kind;
+            if let PatKind::TupleStruct(ref qpath, [unwrap_pat], _) = unwrap_arm.pat.kind;
             if is_lang_ctor(cx, qpath, OptionSome) || is_lang_ctor(cx, qpath, ResultOk);
             if let PatKind::Binding(_, binding_hir_id, ..) = unwrap_pat.kind;
             if path_to_local_id(unwrap_arm.body, binding_hir_id);

diff --git a/clippy_lints/src/matches.rs b/clippy_lints/src/matches.rs
@@ -625,7 +625,7 @@ impl<'tcx> LateLintPass<'tcx> for Matches {
             if let PatKind::TupleStruct(
                 QPath::Resolved(None, variant_name), args, _) = arms[0].pat.kind;
             if args.len() == 1;
-            if let PatKind::Binding(_, arg, ..) = strip_pat_refs(args[0]).kind;
+            if let PatKind::Binding(_, arg, ..) = strip_pat_refs(&args[0]).kind;
             let body = remove_blocks(arms[0].body);
             if path_to_local_id(body, arg);
 
@@ -721,7 +721,7 @@ fn check_single_match_single_pattern(
     expr: &Expr<'_>,
     els: Option<&Expr<'_>>,
 ) {
-    if is_wild(&arms[1].pat) {
+    if is_wild(arms[1].pat) {
         report_single_match_single_pattern(cx, ex, arms, expr, els);
     }
 }
@@ -1287,7 +1287,7 @@ fn find_matches_sugg(cx: &LateContext<'_>, ex: &Expr<'_>, arms: &[Arm<'_>], expr
         if let Some((b1_arm, b0_arms)) = arms.split_last();
         if let Some(b0) = find_bool_lit(&b0_arms[0].body.kind, desugared);
         if let Some(b1) = find_bool_lit(&b1_arm.body.kind, desugared);
-        if is_wild(&b1_arm.pat);
+        if is_wild(b1_arm.pat);
         if b0 != b1;
         let if_guard = &b0_arms[0].guard;
         if if_guard.is_none() || b0_arms.len() == 1;

diff --git a/clippy_lints/src/needless_pass_by_value.rs b/clippy_lints/src/needless_pass_by_value.rs
@@ -326,10 +326,8 @@ impl MovedVariablesCtxt {
 }
 
 impl<'tcx> euv::Delegate<'tcx> for MovedVariablesCtxt {
-    fn consume(&mut self, cmt: &euv::PlaceWithHirId<'tcx>, _: HirId, mode: euv::ConsumeMode) {
-        if let euv::ConsumeMode::Move = mode {
-            self.move_common(cmt);
-        }
+    fn consume(&mut self, cmt: &euv::PlaceWithHirId<'tcx>, _: HirId) {
+        self.move_common(cmt);
     }
 
     fn borrow(&mut self, _: &euv::PlaceWithHirId<'tcx>, _: HirId, _: ty::BorrowKind) {}

diff --git a/clippy_lints/src/option_if_let_else.rs b/clippy_lints/src/option_if_let_else.rs
@@ -132,7 +132,7 @@ fn detect_option_if_let_else<'tcx>(
         if !is_else_clause(cx.tcx, expr);
         if arms.len() == 2;
         if !is_result_ok(cx, cond_expr); // Don't lint on Result::ok because a different lint does it already
-        if let PatKind::TupleStruct(struct_qpath, &[inner_pat], _) = &arms[0].pat.kind;
+        if let PatKind::TupleStruct(struct_qpath, [inner_pat], _) = &arms[0].pat.kind;
         if is_lang_ctor(cx, struct_qpath, OptionSome);
         if let PatKind::Binding(bind_annotation, _, id, _) = &inner_pat.kind;
         if !contains_return_break_continue_macro(arms[0].body);

diff --git a/clippy_lints/src/pattern_type_mismatch.rs b/clippy_lints/src/pattern_type_mismatch.rs
@@ -258,7 +258,7 @@ fn get_variant<'a>(adt_def: &'a AdtDef, qpath: &QPath<'_>) -> Option<&'a Variant
 
 fn find_first_mismatch_in_tuple<'tcx, I>(
     cx: &LateContext<'tcx>,
-    pats: &[&Pat<'_>],
+    pats: &[Pat<'_>],
     ty_iter_src: I,
 ) -> Option<(Span, Mutability, Level)>
 where

diff --git a/clippy_utils/src/lib.rs b/clippy_utils/src/lib.rs
@@ -255,7 +255,7 @@ pub fn in_macro(span: Span) -> bool {
 }
 
 /// Checks if given pattern is a wildcard (`_`)
-pub fn is_wild<'tcx>(pat: &impl std::ops::Deref<Target = Pat<'tcx>>) -> bool {
+pub fn is_wild(pat: &Pat<'_>) -> bool {
     matches!(pat.kind, PatKind::Wild)
 }
 
@@ -1019,8 +1019,8 @@ pub fn is_refutable(cx: &LateContext<'_>, pat: &Pat<'_>) -> bool {
         )
     }
 
-    fn are_refutable<'a, I: Iterator<Item = &'a Pat<'a>>>(cx: &LateContext<'_>, mut i: I) -> bool {
-        i.any(|pat| is_refutable(cx, pat))
+    fn are_refutable<'a, I: IntoIterator<Item = &'a Pat<'a>>>(cx: &LateContext<'_>, i: I) -> bool {
+        i.into_iter().any(|pat| is_refutable(cx, pat))
     }
 
     match pat.kind {
@@ -1031,24 +1031,20 @@ pub fn is_refutable(cx: &LateContext<'_>, pat: &Pat<'_>) -> bool {
         PatKind::Path(ref qpath) => is_enum_variant(cx, qpath, pat.hir_id),
         PatKind::Or(pats) => {
             // TODO: should be the honest check, that pats is exhaustive set
-            are_refutable(cx, pats.iter().map(|pat| &**pat))
+            are_refutable(cx, pats)
         },
-        PatKind::Tuple(pats, _) => are_refutable(cx, pats.iter().map(|pat| &**pat)),
+        PatKind::Tuple(pats, _) => are_refutable(cx, pats),
         PatKind::Struct(ref qpath, fields, _) => {
             is_enum_variant(cx, qpath, pat.hir_id) || are_refutable(cx, fields.iter().map(|field| &*field.pat))
         },
-        PatKind::TupleStruct(ref qpath, pats, _) => {
-            is_enum_variant(cx, qpath, pat.hir_id) || are_refutable(cx, pats.iter().map(|pat| &**pat))
-        },
-        PatKind::Slice(head, ref middle, tail) => {
+        PatKind::TupleStruct(ref qpath, pats, _) => is_enum_variant(cx, qpath, pat.hir_id) || are_refutable(cx, pats),
+        PatKind::Slice(head, middle, tail) => {
             match &cx.typeck_results().node_type(pat.hir_id).kind() {
                 rustc_ty::Slice(..) => {
                     // [..] is the only irrefutable slice pattern.
                     !head.is_empty() || middle.is_none() || !tail.is_empty()
                 },
-                rustc_ty::Array(..) => {
-                    are_refutable(cx, head.iter().chain(middle).chain(tail.iter()).map(|pat| &**pat))
-                },
+                rustc_ty::Array(..) => are_refutable(cx, head.iter().chain(middle).chain(tail.iter())),
                 _ => {
                     // unreachable!()
                     true
@@ -1062,7 +1058,7 @@ pub fn is_refutable(cx: &LateContext<'_>, pat: &Pat<'_>) -> bool {
 /// the function once on the given pattern.
 pub fn recurse_or_patterns<'tcx, F: FnMut(&'tcx Pat<'tcx>)>(pat: &'tcx Pat<'tcx>, mut f: F) {
     if let PatKind::Or(pats) = pat.kind {
-        pats.iter().copied().for_each(f);
+        pats.iter().for_each(f);
     } else {
         f(pat);
     }

diff --git a/clippy_utils/src/usage.rs b/clippy_utils/src/usage.rs
@@ -10,7 +10,7 @@ use rustc_lint::LateContext;
 use rustc_middle::hir::map::Map;
 use rustc_middle::mir::FakeReadCause;
 use rustc_middle::ty;
-use rustc_typeck::expr_use_visitor::{ConsumeMode, Delegate, ExprUseVisitor, PlaceBase, PlaceWithHirId};
+use rustc_typeck::expr_use_visitor::{Delegate, ExprUseVisitor, PlaceBase, PlaceWithHirId};
 
 /// Returns a set of mutated local variable IDs, or `None` if mutations could not be determined.
 pub fn mutated_variables<'tcx>(expr: &'tcx Expr<'_>, cx: &LateContext<'tcx>) -> Option<HirIdSet> {
@@ -67,7 +67,7 @@ impl<'tcx> MutVarsDelegate {
 }
 
 impl<'tcx> Delegate<'tcx> for MutVarsDelegate {
-    fn consume(&mut self, _: &PlaceWithHirId<'tcx>, _: HirId, _: ConsumeMode) {}
+    fn consume(&mut self, _: &PlaceWithHirId<'tcx>, _: HirId) {}
 
     fn borrow(&mut self, cmt: &PlaceWithHirId<'tcx>, _: HirId, bk: ty::BorrowKind) {
         if let ty::BorrowKind::MutBorrow = bk {

diff --git a/rust-toolchain b/rust-toolchain
@@ -1,3 +1,3 @@
 [toolchain]
-channel = "nightly-2021-07-15"
+channel = "nightly-2021-07-19"
 components = ["llvm-tools-preview", "rustc-dev", "rust-src"]