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-rw-r--r--compiler/rustc_error_messages/locales/en-US/lint.ftl3
-rw-r--r--compiler/rustc_lint/src/builtin.rs9
2 files changed, 6 insertions, 6 deletions
diff --git a/compiler/rustc_error_messages/locales/en-US/lint.ftl b/compiler/rustc_error_messages/locales/en-US/lint.ftl
index 7375e4fcadb..fd1d1a8dc2f 100644
--- a/compiler/rustc_error_messages/locales/en-US/lint.ftl
+++ b/compiler/rustc_error_messages/locales/en-US/lint.ftl
@@ -328,3 +328,6 @@ lint-builtin-impl-unsafe-method = implementation of an `unsafe` method
 lint-builtin-missing-doc = missing documentation for {$article} {$desc}
 
 lint-builtin-missing-copy-impl = type could implement `Copy`; consider adding `impl Copy`
+
+lint-builtin-missing-debug-impl =
+    type does not implement `{$debug}`; consider adding `#[derive(Debug)]` or a manual implementation
diff --git a/compiler/rustc_lint/src/builtin.rs b/compiler/rustc_lint/src/builtin.rs
index c33e9561c1a..82b283ad4b5 100644
--- a/compiler/rustc_lint/src/builtin.rs
+++ b/compiler/rustc_lint/src/builtin.rs
@@ -857,12 +857,9 @@ impl<'tcx> LateLintPass<'tcx> for MissingDebugImplementations {
 
         if !self.impling_types.as_ref().unwrap().contains(&item.def_id) {
             cx.struct_span_lint(MISSING_DEBUG_IMPLEMENTATIONS, item.span, |lint| {
-                lint.build(&format!(
-                    "type does not implement `{}`; consider adding `#[derive(Debug)]` \
-                     or a manual implementation",
-                    cx.tcx.def_path_str(debug)
-                ))
-                .emit();
+                lint.build(fluent::lint::builtin_missing_debug_impl)
+                    .set_arg("debug", cx.tcx.def_path_str(debug))
+                    .emit();
             });
         }
     }