bjoernager/rust
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Assert that various types have the right amount of generic args and fix the sites that used the wrong amount

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This commit is contained in:
Oli Scherer 2022-11-17 11:21:39 +00:00
parent d9a02b0fb7
commit 6f77c97b38
27 changed files with 153 additions and 144 deletions
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8
compiler/rustc_trait_selection/src/traits/mod.rs
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@ -143,8 +143,7 @@ pub fn type_known_to_meet_bound_modulo_regions<'tcx>(
def_id: DefId,
span: Span,
) -> bool {
let trait_ref =
ty::Binder::dummy(ty::TraitRef { def_id, substs: infcx.tcx.mk_substs_trait(ty, &[]) });
let trait_ref = ty::Binder::dummy(infcx.tcx.mk_trait_ref(def_id, ty, &[]));
pred_known_to_hold_modulo_regions(infcx, param_env, trait_ref.without_const(), span)
}
@ -903,10 +902,7 @@ pub fn vtable_trait_upcasting_coercion_new_vptr_slot<'tcx>(
// this has been typecked-before, so diagnostics is not really needed.
let unsize_trait_did = tcx.require_lang_item(LangItem::Unsize, None);
let trait_ref = ty::TraitRef {
def_id: unsize_trait_did,
substs: tcx.mk_substs_trait(source, &[target.into()]),
};
let trait_ref = tcx.mk_trait_ref(unsize_trait_did, source, &[target.into()]);
match tcx.codegen_select_candidate((ty::ParamEnv::reveal_all(), ty::Binder::dummy(trait_ref))) {
Ok(ImplSource::TraitUpcasting(implsrc_traitcasting)) => {