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Rollup merge of #114876 - compiler-errors:non-lifetime-binders-sized, r=wesleywiser

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Don't ICE in `is_trivially_sized` when encountering late-bound self ty

We can see a bound ty var here:
b531630f42/compiler/rustc_trait_selection/src/traits/query/type_op/prove_predicate.rs (L13-L34)

Fixes #114872
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Matthias Krüger 2023-08-17 08:39:21 +02:00 • committed by GitHub
commit 084c87dfea
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3 changed files with 32 additions and 2 deletions
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4
compiler/rustc_middle/src/ty/sty.rs
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@ -2827,11 +2827,11 @@ impl<'tcx> Ty<'tcx> {
ty::Adt(def, _args) => def.sized_constraint(tcx).skip_binder().is_empty(),
ty::Alias(..) | ty::Param(_) | ty::Placeholder(..) => false,
ty::Alias(..) | ty::Param(_) | ty::Placeholder(..) | ty::Bound(..) => false,
ty::Infer(ty::TyVar(_)) => false,
ty::Bound(..) | ty::Infer(ty::FreshTy(_) | ty::FreshIntTy(_) | ty::FreshFloatTy(_)) => {
ty::Infer(ty::FreshTy(_) | ty::FreshIntTy(_) | ty::FreshFloatTy(_)) => {
bug!("`is_trivially_sized` applied to unexpected type: {:?}", self)
}
}