bjoernager/rust
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Remove existing AFIDT implementation

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This commit is contained in:
Michael Goulet 2025-03-18 16:17:18 +00:00
parent 75530e9f72
commit 93b31d9b21
18 changed files with 177 additions and 301 deletions
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25
compiler/rustc_ty_utils/src/abi.rs
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@ -55,31 +55,6 @@ fn fn_sig_for_fn_abi<'tcx>(
sig.inputs_and_output = tcx.mk_type_list(&inputs_and_output);
}
// Modify `fn() -> impl Future` to `fn() -> dyn* Future`.
if let ty::InstanceKind::ReifyShim(def_id, _) = instance.def
&& let Some((rpitit_def_id, fn_args)) =
tcx.return_position_impl_trait_in_trait_shim_data(def_id)
{
let fn_args = fn_args.instantiate(tcx, args);
let rpitit_args =
fn_args.extend_to(tcx, rpitit_def_id, |param, _| match param.kind {
ty::GenericParamDefKind::Lifetime => tcx.lifetimes.re_erased.into(),
ty::GenericParamDefKind::Type { .. }
| ty::GenericParamDefKind::Const { .. } => {
unreachable!("rpitit should have no addition ty/ct")
}
});
let dyn_star_ty = Ty::new_dynamic(
tcx,
tcx.item_bounds_to_existential_predicates(rpitit_def_id, rpitit_args),
tcx.lifetimes.re_erased,
ty::DynStar,
);
let mut inputs_and_output = sig.inputs_and_output.to_vec();
*inputs_and_output.last_mut().unwrap() = dyn_star_ty;
sig.inputs_and_output = tcx.mk_type_list(&inputs_and_output);
}
sig
}
ty::Closure(def_id, args) => {