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Auto merge of #102164 - compiler-errors:rpitit-foreign, r=TaKO8Ki

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Serialize return-position `impl Trait` in trait hidden values in foreign libraries

Fixes #101630
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bors 2022-09-30 04:24:14 +00:00
commit b3aa4997d4
6 changed files with 70 additions and 0 deletions
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5
compiler/rustc_middle/src/ty/parameterized.rs
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@ -1,3 +1,4 @@
use rustc_data_structures::fx::FxHashMap;
use rustc_hir::def_id::{DefId, DefIndex};
use rustc_index::vec::{Idx, IndexVec};
@ -29,6 +30,10 @@ impl<I: Idx + 'static, T: ParameterizedOverTcx> ParameterizedOverTcx for IndexVe
type Value<'tcx> = IndexVec<I, T::Value<'tcx>>;
}
impl<I: 'static, T: ParameterizedOverTcx> ParameterizedOverTcx for FxHashMap<I, T> {
type Value<'tcx> = FxHashMap<I, T::Value<'tcx>>;
}
impl<T: ParameterizedOverTcx> ParameterizedOverTcx for ty::Binder<'static, T> {
type Value<'tcx> = ty::Binder<'tcx, T::Value<'tcx>>;
}