Auto merge of #142550 - fmease:rollup-fteyzcv, r=fmease

Rollup of 10 pull requests

Successful merges:

 - rust-lang/rust#133952 (Remove wasm legacy abi)
 - rust-lang/rust#134661 (Reduce precedence of expressions that have an outer attr)
 - rust-lang/rust#141769 (Move metadata object generation for dylibs to the linker code )
 - rust-lang/rust#141937 (Report never type lints in dependencies)
 - rust-lang/rust#142347 (Async drop - fix for StorageLive/StorageDead codegen for pinned future)
 - rust-lang/rust#142389 (Apply ABI attributes on return types in `rustc_codegen_cranelift`)
 - rust-lang/rust#142470 (Add some missing mailmap entries)
 - rust-lang/rust#142481 (Add `f16` inline asm support for LoongArch)
 - rust-lang/rust#142499 (Remove check run bootstrap)
 - rust-lang/rust#142543 (Suggest adding semicolon in user code rather than macro impl details)

r? `@ghost`
`@rustbot` modify labels: rollup

1 files changed, 15 insertions, 0 deletions

diff --git a/compiler/rustc_lint/src/context.rs b/compiler/rustc_lint/src/context.rs
index 5679d4566dc..b6bf45dfbcf 100644
--- a/compiler/rustc_lint/src/context.rs
+++ b/compiler/rustc_lint/src/context.rs
@@ -7,6 +7,7 @@ use std::cell::Cell;
 use std::slice;
 
 use rustc_ast::BindingMode;
+use rustc_ast::util::parser::ExprPrecedence;
 use rustc_data_structures::fx::FxIndexMap;
 use rustc_data_structures::sync;
 use rustc_data_structures::unord::UnordMap;
@@ -850,6 +851,20 @@ impl<'tcx> LateContext<'tcx> {
             })
     }
 
+    /// Returns the effective precedence of an expression for the purpose of
+    /// rendering diagnostic. This is not the same as the precedence that would
+    /// be used for pretty-printing HIR by rustc_hir_pretty.
+    pub fn precedence(&self, expr: &hir::Expr<'_>) -> ExprPrecedence {
+        let for_each_attr = |id: hir::HirId, callback: &mut dyn FnMut(&hir::Attribute)| {
+            for attr in self.tcx.hir_attrs(id) {
+                if attr.span().desugaring_kind().is_none() {
+                    callback(attr);
+                }
+            }
+        };
+        expr.precedence(&for_each_attr)
+    }
+
     /// If the given expression is a local binding, find the initializer expression.
     /// If that initializer expression is another local binding, find its initializer again.
     ///