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It's not about types or consts, but the lack of regions

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This commit is contained in:
Oli Scherer 2022-10-04 09:43:34 +00:00
parent ead49f0beb
commit c7b6ebdf7c
30 changed files with 71 additions and 77 deletions
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2
compiler/rustc_trait_selection/src/traits/project.rs
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@ -1488,7 +1488,7 @@ fn assemble_candidates_from_predicates<'cx, 'tcx>(
candidate_set.push_candidate(ctor(data));
if potentially_unnormalized_candidates
&& !obligation.predicate.has_infer_types_or_consts()
&& !obligation.predicate.has_non_region_infer()
{
// HACK: Pick the first trait def candidate for a fully
// inferred predicate. This is to allow duplicates that