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Make impl_trait_ref into a query also returning more information about the impl

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This commit is contained in:
Oli Scherer
2024-02-10 21:26:48 +00:00
parent de4d615e6b
commit 916951efcc
9 changed files with 48 additions and 40 deletions
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5
compiler/rustc_middle/src/query/erase.rs
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@@ -177,8 +177,9 @@ impl EraseType for Option<mir::DestructuredConstant<'_>> {
type Result = [u8; size_of::<Option<mir::DestructuredConstant<'static>>>()];
}
impl EraseType for Option<ty::EarlyBinder<ty::TraitRef<'_>>> {
type Result = [u8; size_of::<Option<ty::EarlyBinder<ty::TraitRef<'static>>>>()];
impl EraseType for Option<(ty::EarlyBinder<ty::TraitRef<'_>>, ty::ImplPolarity)> {
type Result =
[u8; size_of::<Option<(ty::EarlyBinder<ty::TraitRef<'static>>, ty::ImplPolarity)>>()];
}
impl EraseType for Option<ty::EarlyBinder<Ty<'_>>> {

4
compiler/rustc_middle/src/query/mod.rs
View File

@@ -846,9 +846,9 @@ rustc_queries! {
cache_on_disk_if { true }
}
/// Given an `impl_id`, return the trait it implements.
/// Given an `impl_id`, return the trait it implements along with some header information.
/// Return `None` if this is an inherent impl.
query impl_trait_ref(impl_id: DefId) -> Option<ty::EarlyBinder<ty::TraitRef<'tcx>>> {
query impl_trait_header(impl_id: DefId) -> Option<(ty::EarlyBinder<ty::TraitRef<'tcx>>, ty::ImplPolarity)> {
desc { |tcx| "computing trait implemented by `{}`", tcx.def_path_str(impl_id) }
cache_on_disk_if { impl_id.is_local() }
separate_provide_extern