Remove another `StructuredDiag` impl

1 files changed, 0 insertions, 57 deletions

diff --git a/compiler/rustc_hir_analysis/src/structured_errors/missing_cast_for_variadic_arg.rs b/compiler/rustc_hir_analysis/src/structured_errors/missing_cast_for_variadic_arg.rs
deleted file mode 100644
index 0e78acbeae2..00000000000
--- a/compiler/rustc_hir_analysis/src/structured_errors/missing_cast_for_variadic_arg.rs
+++ /dev/null
@@ -1,57 +0,0 @@
-use crate::{errors, structured_errors::StructuredDiag};
-use rustc_errors::{codes::*, Diag};
-use rustc_middle::ty::{Ty, TypeVisitableExt};
-use rustc_session::Session;
-use rustc_span::Span;
-
-pub struct MissingCastForVariadicArg<'tcx, 's> {
-    pub sess: &'tcx Session,
-    pub span: Span,
-    pub ty: Ty<'tcx>,
-    pub cast_ty: &'s str,
-}
-
-impl<'tcx> StructuredDiag<'tcx> for MissingCastForVariadicArg<'tcx, '_> {
-    fn session(&self) -> &Session {
-        self.sess
-    }
-
-    fn code(&self) -> ErrCode {
-        E0617
-    }
-
-    fn diagnostic_common(&self) -> Diag<'tcx> {
-        let (sugg_span, replace, help) =
-            if let Ok(snippet) = self.sess.source_map().span_to_snippet(self.span) {
-                (Some(self.span), format!("{} as {}", snippet, self.cast_ty), None)
-            } else {
-                (None, "".to_string(), Some(()))
-            };
-
-        let mut err = self.sess.dcx().create_err(errors::PassToVariadicFunction {
-            span: self.span,
-            ty: self.ty,
-            cast_ty: self.cast_ty,
-            help,
-            replace,
-            sugg_span,
-        });
-
-        if self.ty.references_error() {
-            err.downgrade_to_delayed_bug();
-        }
-
-        err
-    }
-
-    fn diagnostic_extended(&self, mut err: Diag<'tcx>) -> Diag<'tcx> {
-        err.note(format!(
-            "certain types, like `{}`, must be casted before passing them to a \
-                variadic function, because of arcane ABI rules dictated by the C \
-                standard",
-            self.ty
-        ));
-
-        err
-    }
-}