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-rw-r--r--compiler/rustc_passes/src/check_attr.rs3
-rw-r--r--compiler/rustc_passes/src/diagnostic_items.rs2
-rw-r--r--compiler/rustc_passes/src/errors.rs4
3 files changed, 4 insertions, 5 deletions
diff --git a/compiler/rustc_passes/src/check_attr.rs b/compiler/rustc_passes/src/check_attr.rs
index e3c2999142f..c93fb5c23b1 100644
--- a/compiler/rustc_passes/src/check_attr.rs
+++ b/compiler/rustc_passes/src/check_attr.rs
@@ -2619,8 +2619,7 @@ fn check_duplicates(
                             warning: matches!(
                                 duplicates,
                                 FutureWarnFollowing | FutureWarnPreceding
-                            )
-                            .then_some(()),
+                            ),
                         },
                     );
                 }
diff --git a/compiler/rustc_passes/src/diagnostic_items.rs b/compiler/rustc_passes/src/diagnostic_items.rs
index 659281c5e71..624ebb2f9f2 100644
--- a/compiler/rustc_passes/src/diagnostic_items.rs
+++ b/compiler/rustc_passes/src/diagnostic_items.rs
@@ -49,7 +49,7 @@ fn report_duplicate_item(
         orig_span,
         crate_name: tcx.crate_name(item_def_id.krate),
         orig_crate_name: tcx.crate_name(original_def_id.krate),
-        different_crates: (item_def_id.krate != original_def_id.krate).then_some(()),
+        different_crates: (item_def_id.krate != original_def_id.krate),
         name,
     });
 }
diff --git a/compiler/rustc_passes/src/errors.rs b/compiler/rustc_passes/src/errors.rs
index ee7d097e5d3..1190e60f41f 100644
--- a/compiler/rustc_passes/src/errors.rs
+++ b/compiler/rustc_passes/src/errors.rs
@@ -752,7 +752,7 @@ pub struct UnusedDuplicate {
     #[note]
     pub other: Span,
     #[warning]
-    pub warning: Option<()>,
+    pub warning: bool,
 }
 
 #[derive(Diagnostic)]
@@ -911,7 +911,7 @@ pub struct DuplicateDiagnosticItemInCrate {
     #[note(passes_diagnostic_item_first_defined)]
     pub orig_span: Option<Span>,
     #[note]
-    pub different_crates: Option<()>,
+    pub different_crates: bool,
     pub crate_name: Symbol,
     pub orig_crate_name: Symbol,
     pub name: Symbol,