rustc: Remove needless lifetimes

2 files changed, 2 insertions, 2 deletions

diff --git a/compiler/rustc_macros/src/diagnostics/subdiagnostic.rs b/compiler/rustc_macros/src/diagnostics/subdiagnostic.rs
index 446aebe4f83..767db367322 100644
--- a/compiler/rustc_macros/src/diagnostics/subdiagnostic.rs
+++ b/compiler/rustc_macros/src/diagnostics/subdiagnostic.rs
@@ -29,7 +29,7 @@ impl SubdiagnosticDeriveBuilder {
         Self { diag, f }
     }
 
-    pub(crate) fn into_tokens<'a>(self, mut structure: Structure<'a>) -> TokenStream {
+    pub(crate) fn into_tokens(self, mut structure: Structure<'_>) -> TokenStream {
         let implementation = {
             let ast = structure.ast();
             let span = ast.span().unwrap();
diff --git a/compiler/rustc_macros/src/diagnostics/utils.rs b/compiler/rustc_macros/src/diagnostics/utils.rs
index da90233523c..4ff9c777ad8 100644
--- a/compiler/rustc_macros/src/diagnostics/utils.rs
+++ b/compiler/rustc_macros/src/diagnostics/utils.rs
@@ -385,7 +385,7 @@ impl quote::ToTokens for Applicability {
 
 /// Build the mapping of field names to fields. This allows attributes to peek values from
 /// other fields.
-pub(super) fn build_field_mapping<'v>(variant: &VariantInfo<'v>) -> HashMap<String, TokenStream> {
+pub(super) fn build_field_mapping(variant: &VariantInfo<'_>) -> HashMap<String, TokenStream> {
     let mut fields_map = FieldMap::new();
     for binding in variant.bindings() {
         if let Some(ident) = &binding.ast().ident {