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remove redundant wrapping of return types of allow_internal_unstable() and rustc_allow_const_fn_unstable()

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This commit is contained in:
Matthias Krüger 2021-02-21 18:11:27 +01:00
parent a9b90c02a2
commit da9a588d4f
4 changed files with 8 additions and 9 deletions
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4
compiler/rustc_expand/src/base.rs
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@ -756,8 +756,8 @@ impl SyntaxExtension {
name: Symbol,
attrs: &[ast::Attribute],
) -> SyntaxExtension {
let allow_internal_unstable = attr::allow_internal_unstable(sess, &attrs)
.map(|features| features.collect::<Vec<Symbol>>().into());
let allow_internal_unstable =
Some(attr::allow_internal_unstable(sess, &attrs).collect::<Vec<Symbol>>().into());
let mut local_inner_macros = false;
if let Some(macro_export) = sess.find_by_name(attrs, sym::macro_export) {