1 files changed, 9 insertions, 3 deletions
diff --git a/compiler/rustc_monomorphize/src/errors.rs b/compiler/rustc_monomorphize/src/errors.rs
index f1ca72de8..5233cfb21 100644
--- a/compiler/rustc_monomorphize/src/errors.rs
+++ b/compiler/rustc_monomorphize/src/errors.rs
@@ -32,13 +32,13 @@ pub struct TypeLengthLimit {
     pub type_length: usize,
 }
 
-pub struct UnusedGenericParams {
+pub struct UnusedGenericParamsHint {
     pub span: Span,
     pub param_spans: Vec<Span>,
     pub param_names: Vec<String>,
 }
 
-impl IntoDiagnostic<'_> for UnusedGenericParams {
+impl IntoDiagnostic<'_> for UnusedGenericParamsHint {
     #[track_caller]
     fn into_diagnostic(
         self,
@@ -50,7 +50,7 @@ impl IntoDiagnostic<'_> for UnusedGenericParams {
             // FIXME: I can figure out how to do a label with a fluent string with a fixed message,
             // or a label with a dynamic value in a hard-coded string, but I haven't figured out
             // how to combine the two. 😢
-            diag.span_label(span, format!("generic parameter `{}` is unused", name));
+            diag.span_label(span, format!("generic parameter `{name}` is unused"));
         }
         diag
     }
@@ -77,3 +77,9 @@ pub struct SymbolAlreadyDefined {
     pub span: Option<Span>,
     pub symbol: String,
 }
+
+#[derive(Diagnostic)]
+#[diag(monomorphize_couldnt_dump_mono_stats)]
+pub struct CouldntDumpMonoStats {
+    pub error: String,
+}