Auto merge of #142878 - GuillaumeGomez:rollup-53dohob, r=GuillaumeGomez

Rollup of 10 pull requests

Successful merges:

 - rust-lang/rust#142458 (Merge unboxed trait object error suggestion into regular dyn incompat error)
 - rust-lang/rust#142593 (Add a warning to LateContext::get_def_path)
 - rust-lang/rust#142594 (Add DesugaringKind::FormatLiteral)
 - rust-lang/rust#142740 (Clean-up `FnCtxt::is_destruct_assignment_desugaring`)
 - rust-lang/rust#142780 (Port `#[must_use]` to new attribute parsing infrastructure)
 - rust-lang/rust#142798 (Don't fail to parse a struct if a semicolon is used to separate fields)
 - rust-lang/rust#142856 (Add a few inline directives in rustc_serialize.)
 - rust-lang/rust#142868 (remove few allow(dead_code))
 - rust-lang/rust#142874 (cranelift: fix target feature name typo: "fxsr")
 - rust-lang/rust#142877 (Document why tidy checks if `eslint` is installed via `npm`)

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

2 files changed, 0 insertions, 4 deletions

diff --git a/compiler/rustc_data_structures/src/sync/lock.rs b/compiler/rustc_data_structures/src/sync/lock.rs
index 2ccf06ccd4f..a8161c51511 100644
--- a/compiler/rustc_data_structures/src/sync/lock.rs
+++ b/compiler/rustc_data_structures/src/sync/lock.rs
@@ -1,8 +1,6 @@
 //! This module implements a lock which only uses synchronization if `might_be_dyn_thread_safe` is true.
 //! It implements `DynSend` and `DynSync` instead of the typical `Send` and `Sync` traits.
 
-#![allow(dead_code)]
-
 use std::fmt;
 
 #[derive(Clone, Copy, PartialEq)]
diff --git a/compiler/rustc_data_structures/src/sync/parallel.rs b/compiler/rustc_data_structures/src/sync/parallel.rs
index ff4b60a1031..b515c0bee8a 100644
--- a/compiler/rustc_data_structures/src/sync/parallel.rs
+++ b/compiler/rustc_data_structures/src/sync/parallel.rs
@@ -1,8 +1,6 @@
 //! This module defines parallel operations that are implemented in
 //! one way for the serial compiler, and another way the parallel compiler.
 
-#![allow(dead_code)]
-
 use std::any::Any;
 use std::panic::{AssertUnwindSafe, catch_unwind, resume_unwind};