From b67cd4c6cf4abc47056b1f45957a8ab8f3e7a559 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Esteban=20K=C3=BCber?= Date: Thu, 14 Aug 2025 16:28:56 +0000 Subject: [PATCH] cleanup: Remove useless `[T].iter().last()` --- compiler/rustc_ast_passes/src/ast_validation.rs | 2 +- compiler/rustc_macros/src/diagnostics/utils.rs | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/compiler/rustc_ast_passes/src/ast_validation.rs b/compiler/rustc_ast_passes/src/ast_validation.rs index dc2eb17589c66..f62b8d1d57620 100644 --- a/compiler/rustc_ast_passes/src/ast_validation.rs +++ b/compiler/rustc_ast_passes/src/ast_validation.rs @@ -1741,7 +1741,7 @@ fn deny_equality_constraints( .map(|segment| segment.ident.name) .zip(poly.trait_ref.path.segments.iter().map(|segment| segment.ident.name)) .all(|(a, b)| a == b) - && let Some(potential_assoc) = full_path.segments.iter().last() + && let Some(potential_assoc) = full_path.segments.last() { suggest(poly, potential_assoc, predicate); } diff --git a/compiler/rustc_macros/src/diagnostics/utils.rs b/compiler/rustc_macros/src/diagnostics/utils.rs index 060799e981d46..c310b99d53513 100644 --- a/compiler/rustc_macros/src/diagnostics/utils.rs +++ b/compiler/rustc_macros/src/diagnostics/utils.rs @@ -146,7 +146,7 @@ impl<'ty> FieldInnerTy<'ty> { }; let path = &ty_path.path; - let ty = path.segments.iter().last().unwrap(); + let ty = path.segments.last().unwrap(); let syn::PathArguments::AngleBracketed(bracketed) = &ty.arguments else { panic!("expected bracketed generic arguments"); };