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expand/resolve: Turn #[derive] into a regular macro attribute

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This commit is contained in:
Vadim Petrochenkov 2020-11-14 14:47:14 +03:00
parent ae00b62ceb
commit dbdbd30bf2
58 changed files with 1499 additions and 1258 deletions
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3
compiler/rustc_resolve/src/lib.rs
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@ -967,6 +967,8 @@ pub struct Resolver<'a> {
output_macro_rules_scopes: FxHashMap<ExpnId, MacroRulesScopeRef<'a>>,
/// Helper attributes that are in scope for the given expansion.
helper_attrs: FxHashMap<ExpnId, Vec<Ident>>,
/// Resolutions for paths inside the `#[derive(...)]` attribute with the given `ExpnId`.
derive_resolutions: FxHashMap<ExpnId, Vec<(Lrc<SyntaxExtension>, ast::Path)>>,
/// Avoid duplicated errors for "name already defined".
name_already_seen: FxHashMap<Symbol, Span>,
@ -1295,6 +1297,7 @@ impl<'a> Resolver<'a> {
invocation_parent_scopes: Default::default(),
output_macro_rules_scopes: Default::default(),
helper_attrs: Default::default(),
derive_resolutions: Default::default(),
local_macro_def_scopes: FxHashMap::default(),
name_already_seen: FxHashMap::default(),
potentially_unused_imports: Vec::new(),