diff options
Diffstat (limited to 'src/libsyntax/ext/tt/macro_rules.rs')
| -rw-r--r-- | src/libsyntax/ext/tt/macro_rules.rs | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/src/libsyntax/ext/tt/macro_rules.rs b/src/libsyntax/ext/tt/macro_rules.rs index 5254c751e6b..728b3e4076d 100644 --- a/src/libsyntax/ext/tt/macro_rules.rs +++ b/src/libsyntax/ext/tt/macro_rules.rs @@ -29,7 +29,8 @@ use tokenstream::{TokenStream, TokenTree}; use std::cell::RefCell; use std::collections::HashMap; use std::collections::hash_map::Entry; -use std::rc::Rc; + +use rustc_data_structures::sync::Lrc; pub struct ParserAnyMacro<'a> { parser: Parser<'a>, @@ -199,7 +200,7 @@ pub fn compile(sess: &ParseSess, features: &RefCell<Features>, def: &ast::Item) // ...quasiquoting this would be nice. // These spans won't matter, anyways let argument_gram = vec![ - quoted::TokenTree::Sequence(DUMMY_SP, Rc::new(quoted::SequenceRepetition { + quoted::TokenTree::Sequence(DUMMY_SP, Lrc::new(quoted::SequenceRepetition { tts: vec![ quoted::TokenTree::MetaVarDecl(DUMMY_SP, lhs_nm, ast::Ident::from_str("tt")), quoted::TokenTree::Token(DUMMY_SP, token::FatArrow), @@ -210,7 +211,7 @@ pub fn compile(sess: &ParseSess, features: &RefCell<Features>, def: &ast::Item) num_captures: 2, })), // to phase into semicolon-termination instead of semicolon-separation - quoted::TokenTree::Sequence(DUMMY_SP, Rc::new(quoted::SequenceRepetition { + quoted::TokenTree::Sequence(DUMMY_SP, Lrc::new(quoted::SequenceRepetition { tts: vec![quoted::TokenTree::Token(DUMMY_SP, token::Semi)], separator: None, op: quoted::KleeneOp::ZeroOrMore, |