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hir: replace lazy_static by SyncLazy from std

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This commit is contained in:
marmeladema 2020-09-01 21:31:22 +01:00
parent 1b650d0fea
commit 67b8f9491c
5 changed files with 14 additions and 19 deletions
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14
compiler/rustc_hir/src/weak_lang_items.rs
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@ -7,18 +7,16 @@ use rustc_ast as ast;
use rustc_data_structures::fx::FxHashMap;
use rustc_span::symbol::{sym, Symbol};
use lazy_static::lazy_static;
use std::lazy::SyncLazy;
macro_rules! weak_lang_items {
($($name:ident, $item:ident, $sym:ident;)*) => (
lazy_static! {
pub static ref WEAK_ITEMS_REFS: FxHashMap<Symbol, LangItem> = {
let mut map = FxHashMap::default();
$(map.insert(sym::$name, LangItem::$item);)*
map
};
}
pub static WEAK_ITEMS_REFS: SyncLazy<FxHashMap<Symbol, LangItem>> = SyncLazy::new(|| {
let mut map = FxHashMap::default();
$(map.insert(sym::$name, LangItem::$item);)*
map
});
/// The `check_name` argument avoids the need for `librustc_hir` to depend on
/// `librustc_session`.