bjoernager/rust
bjoernager/rust
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Remove unused query

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This commit is contained in:
Deadbeef 2021-09-01 08:19:58 +00:00
parent 9c1a91628b
commit d9797d23d5
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GPG key ID: 027DF9338862ADDD
2 changed files with 10 additions and 30 deletions
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32
compiler/rustc_const_eval/src/const_eval/fn_queries.rs
View file

@ -1,5 +1,5 @@
use rustc_hir as hir;
use rustc_hir::def_id::{DefId, LocalDefId};
use rustc_hir::def_id::DefId;
use rustc_middle::hir::map::blocks::FnLikeNode;
use rustc_middle::ty::query::Providers;
use rustc_middle::ty::TyCtxt;
@ -34,8 +34,14 @@ pub fn is_unstable_const_fn(tcx: TyCtxt<'_>, def_id: DefId) -> Option<Symbol> {
}
pub fn is_parent_const_impl_raw(tcx: TyCtxt<'_>, hir_id: hir::HirId) -> bool {
let parent_id = tcx.hir().get_parent_did(hir_id);
if !parent_id.is_top_level_module() { is_const_impl_raw(tcx, parent_id) } else { false }
let parent_id = tcx.hir().get_parent_node(hir_id);
matches!(
tcx.hir().get(parent_id),
hir::Node::Item(hir::Item {
kind: hir::ItemKind::Impl(hir::Impl { constness: hir::Constness::Const, .. }),
..
})
)
}
/// Checks whether the function has a `const` modifier or, in case it is an intrinsic, whether
@ -70,19 +76,6 @@ fn is_const_fn_raw(tcx: TyCtxt<'_>, def_id: DefId) -> bool {
}
}
/// Checks whether the given item is an `impl` that has a `const` modifier.
fn is_const_impl_raw(tcx: TyCtxt<'_>, def_id: LocalDefId) -> bool {
let hir_id = tcx.hir().local_def_id_to_hir_id(def_id);
let node = tcx.hir().get(hir_id);
matches!(
node,
hir::Node::Item(hir::Item {
kind: hir::ItemKind::Impl(hir::Impl { constness: hir::Constness::Const, .. }),
..
})
)
}
fn is_promotable_const_fn(tcx: TyCtxt<'_>, def_id: DefId) -> bool {
is_const_fn(tcx, def_id)
&& match tcx.lookup_const_stability(def_id) {
@ -103,10 +96,5 @@ fn is_promotable_const_fn(tcx: TyCtxt<'_>, def_id: DefId) -> bool {
}
pub fn provide(providers: &mut Providers) {
*providers = Providers {
is_const_fn_raw,
is_const_impl_raw: |tcx, def_id| is_const_impl_raw(tcx, def_id.expect_local()),
is_promotable_const_fn,
..*providers
};
*providers = Providers { is_const_fn_raw, is_promotable_const_fn, ..*providers };
}

8
compiler/rustc_middle/src/query/mod.rs
View file

@ -544,14 +544,6 @@ rustc_queries! {
desc { |tcx| "checking if item is const fn: `{}`", tcx.def_path_str(key) }
}
/// Returns `true` if this is a const `impl`. **Do not call this function manually.**
///
/// This query caches the base data for the `is_const_impl` helper function, which also
/// takes into account stability attributes (e.g., `#[rustc_const_unstable]`).
query is_const_impl_raw(key: DefId) -> bool {
desc { |tcx| "checking if item is const impl: `{}`", tcx.def_path_str(key) }
}
query asyncness(key: DefId) -> hir::IsAsync {
desc { |tcx| "checking if the function is async: `{}`", tcx.def_path_str(key) }
}