diff options
Diffstat (limited to '')
-rw-r--r-- | compiler/rustc_metadata/src/rmeta/decoder.rs | 79 | ||||
-rw-r--r-- | compiler/rustc_metadata/src/rmeta/decoder/cstore_impl.rs | 27 |
2 files changed, 46 insertions, 60 deletions
diff --git a/compiler/rustc_metadata/src/rmeta/decoder.rs b/compiler/rustc_metadata/src/rmeta/decoder.rs index 830417eea..691e3d0f8 100644 --- a/compiler/rustc_metadata/src/rmeta/decoder.rs +++ b/compiler/rustc_metadata/src/rmeta/decoder.rs @@ -773,7 +773,15 @@ impl<'a, 'tcx> CrateMetadataRef<'a> { } fn opt_item_name(self, item_index: DefIndex) -> Option<Symbol> { - self.def_key(item_index).disambiguated_data.data.get_opt_name() + let def_key = self.def_key(item_index); + def_key.disambiguated_data.data.get_opt_name().or_else(|| { + if def_key.disambiguated_data.data == DefPathData::Ctor { + let parent_index = def_key.parent.expect("no parent for a constructor"); + self.def_key(parent_index).disambiguated_data.data.get_opt_name() + } else { + None + } + }) } fn item_name(self, item_index: DefIndex) -> Symbol { @@ -905,7 +913,13 @@ impl<'a, 'tcx> CrateMetadataRef<'a> { .get(self, item_id) .unwrap_or_else(LazyArray::empty) .decode(self) - .map(|index| self.get_variant(&self.def_kind(index), index, did)) + .filter_map(|index| { + let kind = self.def_kind(index); + match kind { + DefKind::Ctor(..) => None, + _ => Some(self.get_variant(&kind, index, did)), + } + }) .collect() } else { std::iter::once(self.get_variant(&kind, item_id, did)).collect() @@ -1029,50 +1043,27 @@ impl<'a, 'tcx> CrateMetadataRef<'a> { callback(ModChild { ident, res, vis, span, macro_rules }); - // For non-re-export structs and variants add their constructors to children. - // Re-export lists automatically contain constructors when necessary. - match kind { - DefKind::Struct => { - if let Some((ctor_def_id, ctor_kind)) = - self.get_ctor_def_id_and_kind(child_index) - { - let ctor_res = - Res::Def(DefKind::Ctor(CtorOf::Struct, ctor_kind), ctor_def_id); - let vis = self.get_visibility(ctor_def_id.index); - callback(ModChild { - ident, - res: ctor_res, - vis, - span, - macro_rules: false, - }); - } - } - DefKind::Variant => { - // Braced variants, unlike structs, generate unusable names in - // value namespace, they are reserved for possible future use. - // It's ok to use the variant's id as a ctor id since an - // error will be reported on any use of such resolution anyway. - let (ctor_def_id, ctor_kind) = self - .get_ctor_def_id_and_kind(child_index) - .unwrap_or((def_id, CtorKind::Fictive)); - let ctor_res = - Res::Def(DefKind::Ctor(CtorOf::Variant, ctor_kind), ctor_def_id); - let mut vis = self.get_visibility(ctor_def_id.index); - if ctor_def_id == def_id && vis.is_public() { - // For non-exhaustive variants lower the constructor visibility to - // within the crate. We only need this for fictive constructors, - // for other constructors correct visibilities - // were already encoded in metadata. - let mut attrs = self.get_item_attrs(def_id.index, sess); - if attrs.any(|item| item.has_name(sym::non_exhaustive)) { - let crate_def_id = self.local_def_id(CRATE_DEF_INDEX); - vis = ty::Visibility::Restricted(crate_def_id); - } + // For non-reexport variants add their fictive constructors to children. + // Braced variants, unlike structs, generate unusable names in value namespace, + // they are reserved for possible future use. It's ok to use the variant's id as + // a ctor id since an error will be reported on any use of such resolution anyway. + // Reexport lists automatically contain such constructors when necessary. + if kind == DefKind::Variant && self.get_ctor_def_id_and_kind(child_index).is_none() + { + let ctor_res = + Res::Def(DefKind::Ctor(CtorOf::Variant, CtorKind::Fictive), def_id); + let mut vis = vis; + if vis.is_public() { + // For non-exhaustive variants lower the constructor visibility to + // within the crate. We only need this for fictive constructors, + // for other constructors correct visibilities + // were already encoded in metadata. + let mut attrs = self.get_item_attrs(def_id.index, sess); + if attrs.any(|item| item.has_name(sym::non_exhaustive)) { + vis = ty::Visibility::Restricted(self.local_def_id(CRATE_DEF_INDEX)); } - callback(ModChild { ident, res: ctor_res, vis, span, macro_rules: false }); } - _ => {} + callback(ModChild { ident, res: ctor_res, vis, span, macro_rules: false }); } } } diff --git a/compiler/rustc_metadata/src/rmeta/decoder/cstore_impl.rs b/compiler/rustc_metadata/src/rmeta/decoder/cstore_impl.rs index dede1b212..a0a085525 100644 --- a/compiler/rustc_metadata/src/rmeta/decoder/cstore_impl.rs +++ b/compiler/rustc_metadata/src/rmeta/decoder/cstore_impl.rs @@ -15,7 +15,6 @@ use rustc_middle::ty::fast_reject::SimplifiedType; use rustc_middle::ty::query::{ExternProviders, Providers}; use rustc_middle::ty::{self, TyCtxt, Visibility}; use rustc_session::cstore::{CrateSource, CrateStore}; -use rustc_session::utils::NativeLibKind; use rustc_session::{Session, StableCrateId}; use rustc_span::hygiene::{ExpnHash, ExpnId}; use rustc_span::source_map::{Span, Spanned}; @@ -210,6 +209,7 @@ provide! { tcx, def_id, other, cdata, lookup_const_stability => { table } lookup_default_body_stability => { table } lookup_deprecation_entry => { table } + params_in_repr => { table } unused_generic_params => { table } opt_def_kind => { table_direct } impl_parent => { table } @@ -223,6 +223,16 @@ provide! { tcx, def_id, other, cdata, fn_arg_names => { table } generator_kind => { table } trait_def => { table } + deduced_param_attrs => { table } + collect_trait_impl_trait_tys => { + Ok(cdata + .root + .tables + .trait_impl_trait_tys + .get(cdata, def_id.index) + .map(|lazy| lazy.decode((cdata, tcx))) + .process_decoded(tcx, || panic!("{:?} does not have trait_impl_trait_tys", def_id))) + } visibility => { cdata.get_visibility(def_id.index) } adt_def => { cdata.get_adt_def(def_id.index, tcx) } @@ -329,20 +339,10 @@ pub(in crate::rmeta) fn provide(providers: &mut Providers) { // resolve! Does this work? Unsure! That's what the issue is about *providers = Providers { allocator_kind: |tcx, ()| CStore::from_tcx(tcx).allocator_kind(), - is_dllimport_foreign_item: |tcx, id| match tcx.native_library_kind(id) { - Some( - NativeLibKind::Dylib { .. } | NativeLibKind::RawDylib | NativeLibKind::Unspecified, - ) => true, - _ => false, - }, - is_statically_included_foreign_item: |tcx, id| { - matches!(tcx.native_library_kind(id), Some(NativeLibKind::Static { .. })) - }, is_private_dep: |_tcx, cnum| { assert_eq!(cnum, LOCAL_CRATE); false }, - native_library_kind: |tcx, id| tcx.native_library(id).map(|l| l.kind), native_library: |tcx, id| { tcx.native_libraries(id.krate) .iter() @@ -587,11 +587,6 @@ impl CStore { self.get_crate_data(cnum).get_proc_macro_quoted_span(id, sess) } - /// Decodes all traits in the crate (for rustdoc). - pub fn traits_in_crate_untracked(&self, cnum: CrateNum) -> impl Iterator<Item = DefId> + '_ { - self.get_crate_data(cnum).get_traits() - } - /// Decodes all trait impls in the crate (for rustdoc). pub fn trait_impls_in_crate_untracked( &self, |