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Diffstat (limited to 'src/libsyntax/ext/tt/macro_parser.rs')
| -rw-r--r-- | src/libsyntax/ext/tt/macro_parser.rs | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/libsyntax/ext/tt/macro_parser.rs b/src/libsyntax/ext/tt/macro_parser.rs index 85035a8d38e..86fbc8cec2a 100644 --- a/src/libsyntax/ext/tt/macro_parser.rs +++ b/src/libsyntax/ext/tt/macro_parser.rs @@ -22,6 +22,7 @@ use parse::token::{Token, EOF, Nonterminal}; use parse::token; use std::rc::Rc; +use std::gc::GC; use std::collections::HashMap; /* This is an Earley-like parser, without support for in-grammar nonterminals, |