bjoernager/rust
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Add simple async drop glue generation

Browse source 
Explainer: https://zetanumbers.github.io/book/async-drop-design.html

https://github.com/rust-lang/rust/pull/121801
This commit is contained in:
zetanumbers 2024-02-13 12:31:41 +03:00 • committed by Daria Sukhonina
parent 1dea922ea6
commit 24a24ec6ba
40 changed files with 1921 additions and 20 deletions
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21
compiler/rustc_ty_utils/src/common_traits.rs
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@ -22,6 +22,17 @@ fn is_unpin_raw<'tcx>(tcx: TyCtxt<'tcx>, query: ty::ParamEnvAnd<'tcx, Ty<'tcx>>)
is_item_raw(tcx, query, LangItem::Unpin)
}
fn has_surface_async_drop_raw<'tcx>(
tcx: TyCtxt<'tcx>,
query: ty::ParamEnvAnd<'tcx, Ty<'tcx>>,
) -> bool {
is_item_raw(tcx, query, LangItem::AsyncDrop)
}
fn has_surface_drop_raw<'tcx>(tcx: TyCtxt<'tcx>, query: ty::ParamEnvAnd<'tcx, Ty<'tcx>>) -> bool {
is_item_raw(tcx, query, LangItem::Drop)
}
fn is_item_raw<'tcx>(
tcx: TyCtxt<'tcx>,
query: ty::ParamEnvAnd<'tcx, Ty<'tcx>>,
@ -34,5 +45,13 @@ fn is_item_raw<'tcx>(
}
pub(crate) fn provide(providers: &mut Providers) {
*providers = Providers { is_copy_raw, is_sized_raw, is_freeze_raw, is_unpin_raw, ..*providers };
*providers = Providers {
is_copy_raw,
is_sized_raw,
is_freeze_raw,
is_unpin_raw,
has_surface_async_drop_raw,
has_surface_drop_raw,
..*providers
};
}