avoid &format in error message code

2023-06-23 02:17:39 +09:00
parent 0c2c243342
commit c8960622a2
4 changed files with 7 additions and 9 deletions
--- a/compiler/rustc_macros/src/diagnostics/utils.rs
+++ b/compiler/rustc_macros/src/diagnostics/utils.rs
@@ -347,7 +347,7 @@ pub(crate) trait HasFieldMap {
                None => {
                    span_err(
                        span.unwrap(),
-                        &format!("`{field}` doesn't refer to a field on this type"),
+                        format!("`{field}` doesn't refer to a field on this type"),
                    )
                    .emit();
                    quote! {