bjoernager/rust
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Rename impl_constness to constness

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The current code is a basis for `is_const_fn_raw`, and `impl_constness`
is no longer a valid name, which is previously used for determining the
constness of impls, and not items in general.
This commit is contained in:
Deadbeef 2022-06-15 20:54:43 +10:00
parent 389352c4bb
commit 26ac45614b
10 changed files with 26 additions and 26 deletions
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13
compiler/rustc_const_eval/src/const_eval/fn_queries.rs
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@ -17,13 +17,14 @@ pub fn is_unstable_const_fn(tcx: TyCtxt<'_>, def_id: DefId) -> Option<Symbol> {
pub fn is_parent_const_impl_raw(tcx: TyCtxt<'_>, def_id: LocalDefId) -> bool {
let parent_id = tcx.local_parent(def_id);
tcx.def_kind(parent_id) == DefKind::Impl
&& tcx.impl_constness(parent_id) == hir::Constness::Const
tcx.def_kind(parent_id) == DefKind::Impl && tcx.constness(parent_id) == hir::Constness::Const
}
/// Checks whether the function has a `const` modifier or, in case it is an intrinsic, whether
/// said intrinsic has a `rustc_const_{un,}stable` attribute.
fn impl_constness(tcx: TyCtxt<'_>, def_id: DefId) -> hir::Constness {
/// Checks whether an item is considered to be `const`. If it is a constructor, it is const. If
/// it is a trait impl/function, return if it has a `const` modifier. If it is an intrinsic,
/// report whether said intrinsic has a `rustc_const_{un,}stable` attribute. Otherwise, return
/// `Constness::NotConst`.
fn constness(tcx: TyCtxt<'_>, def_id: DefId) -> hir::Constness {
let def_id = def_id.expect_local();
let node = tcx.hir().get_by_def_id(def_id);
@ -77,5 +78,5 @@ fn is_promotable_const_fn(tcx: TyCtxt<'_>, def_id: DefId) -> bool {
}
pub fn provide(providers: &mut Providers) {
*providers = Providers { impl_constness, is_promotable_const_fn, ..*providers };
*providers = Providers { constness, is_promotable_const_fn, ..*providers };
}