complete wf checks for Copy impls #503
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bjorn3
reviewed
Jun 9, 2020
jackh726
requested changes
Jun 10, 2020
| | TypeName::Ref(Mutability::Not) | ||
| | TypeName::Never => return None, | ||
| TypeName::Adt(adt_id) => (*adt_id, substitution), | ||
| _ => return Some(GoalData::CannotProve(()).intern(interner)), |
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Mmm, can we list each one separately? So when we add a new builtin type, we make sure it's covered.
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That's the whole list, there are no more types for which Copy impls are allowed
nikomatsakis
approved these changes
Jun 10, 2020
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Don't ask me why the branch name is const, I don't know