bjoernager/rust
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Introduce opaque type to hidden type projection

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This commit is contained in:
Oli Scherer 2022-06-22 15:28:28 +00:00
parent 116819f54f
commit 84a444a1f4
23 changed files with 97 additions and 6 deletions
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1
compiler/rustc_const_eval/src/transform/check_consts/check.rs
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@ -652,6 +652,7 @@ impl<'tcx> Visitor<'tcx> for Checker<'_, 'tcx> {
ProjectionElem::ConstantIndex { .. }
| ProjectionElem::Downcast(..)
| ProjectionElem::OpaqueCast(..)
| ProjectionElem::Subslice { .. }
| ProjectionElem::Field(..)
| ProjectionElem::Index(_) => {}

1
compiler/rustc_const_eval/src/transform/check_consts/qualifs.rs
View file

@ -316,6 +316,7 @@ where
ProjectionElem::Deref
| ProjectionElem::Field(_, _)
| ProjectionElem::OpaqueCast(_)
| ProjectionElem::ConstantIndex { .. }
| ProjectionElem::Subslice { .. }
| ProjectionElem::Downcast(_, _)

2
compiler/rustc_const_eval/src/transform/promote_consts.rs
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@ -361,7 +361,7 @@ impl<'tcx> Validator<'_, 'tcx> {
return Err(Unpromotable);
}
}
ProjectionElem::Downcast(..) => {
ProjectionElem::OpaqueCast(..) | ProjectionElem::Downcast(..) => {
return Err(Unpromotable);
}