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Use the opaque_types_defined_by query to cheaply check for whether a hidden type may be registered for an opaque type

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Oli Scherer 2023-04-25 08:07:44 +00:00
parent 6ae803eedf
commit 4e92f761fe
17 changed files with 368 additions and 162 deletions
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4
compiler/rustc_middle/src/query/erase.rs
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@ -172,6 +172,10 @@ impl EraseType for ty::Binder<'_, ty::FnSig<'_>> {
type Result = [u8; size_of::<ty::Binder<'static, ty::FnSig<'static>>>()];
}
impl EraseType for ty::Binder<'_, &'_ ty::List<Ty<'_>>> {
type Result = [u8; size_of::<ty::Binder<'static, &'static ty::List<Ty<'static>>>>()];
}
impl<T0, T1> EraseType for (&'_ T0, &'_ T1) {
type Result = [u8; size_of::<(&'static (), &'static ())>()];
}