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Remove lower_arg_ty as all callers were passing None

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This commit is contained in:
Oli Scherer
2025-06-12 15:03:34 +00:00
parent fe5c95d4ae
commit 488ebeecbe
3 changed files with 2 additions and 12 deletions
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2
compiler/rustc_hir_analysis/src/collect.rs
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@@ -494,7 +494,7 @@ impl<'tcx> HirTyLowerer<'tcx> for ItemCtxt<'tcx> {
// Only visit the type looking for `_` if we didn't fix the type above // Only visit the type looking for `_` if we didn't fix the type above
visitor.visit_ty_unambig(a); visitor.visit_ty_unambig(a);
self.lowerer().lower_arg_ty(a, None) self.lowerer().lower_ty(a)
}) })
.collect(); .collect();

10
compiler/rustc_hir_analysis/src/hir_ty_lowering/mod.rs
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@@ -2708,16 +2708,6 @@ impl<'tcx> dyn HirTyLowerer<'tcx> + '_ {
} }
} }
pub fn lower_arg_ty(&self, ty: &hir::Ty<'tcx>, expected_ty: Option<Ty<'tcx>>) -> Ty<'tcx> {
match ty.kind {
hir::TyKind::Infer(()) if let Some(expected_ty) = expected_ty => {
self.record_ty(ty.hir_id, expected_ty, ty.span);
expected_ty
}
_ => self.lower_ty(ty),
}
}
/// Lower a function type from the HIR to our internal notion of a function signature. /// Lower a function type from the HIR to our internal notion of a function signature.
#[instrument(level = "debug", skip(self, hir_id, safety, abi, decl, generics, hir_ty), ret)] #[instrument(level = "debug", skip(self, hir_id, safety, abi, decl, generics, hir_ty), ret)]
pub fn lower_fn_ty( pub fn lower_fn_ty(

2
compiler/rustc_hir_typeck/src/fn_ctxt/mod.rs
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@@ -382,7 +382,7 @@ impl<'tcx> HirTyLowerer<'tcx> for FnCtxt<'_, 'tcx> {
_hir_id: rustc_hir::HirId, _hir_id: rustc_hir::HirId,
_hir_ty: Option<&hir::Ty<'_>>, _hir_ty: Option<&hir::Ty<'_>>,
) -> (Vec<Ty<'tcx>>, Ty<'tcx>) { ) -> (Vec<Ty<'tcx>>, Ty<'tcx>) {
let input_tys = decl.inputs.iter().map(|a| self.lowerer().lower_arg_ty(a, None)).collect(); let input_tys = decl.inputs.iter().map(|a| self.lowerer().lower_ty(a)).collect();
let output_ty = match decl.output { let output_ty = match decl.output {
hir::FnRetTy::Return(output) => self.lowerer().lower_ty(output), hir::FnRetTy::Return(output) => self.lowerer().lower_ty(output),