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| author | Nicholas Nethercote <nnethercote@mozilla.com> | 2019-05-17 18:37:53 +1000 |
|---|---|---|
| committer | Nicholas Nethercote <nnethercote@mozilla.com> | 2019-05-17 20:10:50 +1000 |
| commit | 86cc326d0665997669ca6069c5bb2619e1955f6c (patch) | |
| tree | cf0e1d660fe5c44ab4f65783479d40146e4bf56f /src/libsyntax/parse/parser.rs | |
| parent | be3724fb7cd416ad3d7016fd3917f0f6a68714c8 (diff) | |
| download | rust-86cc326d0665997669ca6069c5bb2619e1955f6c.tar.gz rust-86cc326d0665997669ca6069c5bb2619e1955f6c.zip | |
Avoid unnecessary interning in `Ident::from_str()` calls.
A lot of these static symbols are pre-interned.
Diffstat (limited to 'src/libsyntax/parse/parser.rs')
| -rw-r--r-- | src/libsyntax/parse/parser.rs | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/libsyntax/parse/parser.rs b/src/libsyntax/parse/parser.rs index b1c3e46adc0..72fedbfdb9f 100644 --- a/src/libsyntax/parse/parser.rs +++ b/src/libsyntax/parse/parser.rs @@ -352,7 +352,7 @@ impl TokenCursor { let body = TokenTree::Delimited( delim_span, token::Bracket, - [TokenTree::Token(sp, token::Ident(ast::Ident::from_str("doc"), false)), + [TokenTree::Token(sp, token::Ident(ast::Ident::with_empty_ctxt(sym::doc), false)), TokenTree::Token(sp, token::Eq), TokenTree::Token(sp, token::Literal( token::StrRaw(Symbol::intern(&stripped), num_of_hashes), None)) @@ -7012,7 +7012,8 @@ impl<'a> Parser<'a> { let attr = Attribute { id: attr::mk_attr_id(), style: ast::AttrStyle::Outer, - path: ast::Path::from_ident(Ident::from_str("warn_directory_ownership")), + path: ast::Path::from_ident( + Ident::with_empty_ctxt(sym::warn_directory_ownership)), tokens: TokenStream::empty(), is_sugared_doc: false, span: syntax_pos::DUMMY_SP, |