1 files changed, 0 insertions, 8 deletions
diff --git a/compiler/rustc_mir_transform/src/errors.rs b/compiler/rustc_mir_transform/src/errors.rs
index cffa0183fa7..ad9635aae33 100644
--- a/compiler/rustc_mir_transform/src/errors.rs
+++ b/compiler/rustc_mir_transform/src/errors.rs
@@ -117,14 +117,6 @@ pub(crate) struct FnItemRef {
     pub ident: Ident,
 }
 
-#[derive(Diagnostic)]
-#[diag(mir_transform_exceeds_mcdc_test_vector_limit)]
-pub(crate) struct MCDCExceedsTestVectorLimit {
-    #[primary_span]
-    pub(crate) span: Span,
-    pub(crate) max_num_test_vectors: usize,
-}
-
 pub(crate) struct MustNotSupend<'a, 'tcx> {
     pub tcx: TyCtxt<'tcx>,
     pub yield_sp: Span,