2 files changed, 4 insertions, 9 deletions
diff --git a/src/libsyntax/ext/tt/macro_parser.rs b/src/libsyntax/ext/tt/macro_parser.rs
index 91675065eb8..7e3fe328569 100644
--- a/src/libsyntax/ext/tt/macro_parser.rs
+++ b/src/libsyntax/ext/tt/macro_parser.rs
@@ -78,7 +78,6 @@ pub use self::NamedMatch::*;
 pub use self::ParseResult::*;
 use self::TokenTreeOrTokenTreeVec::*;
 
-use ast;
 use ast::Ident;
 use syntax_pos::{self, BytePos, mk_sp, Span};
 use codemap::Spanned;
@@ -280,11 +279,7 @@ pub fn token_name_eq(t1 : &Token, t2 : &Token) -> bool {
     }
 }
 
-pub fn parse(sess: &ParseSess,
-             cfg: &ast::CrateConfig,
-             mut rdr: TtReader,
-             ms: &[TokenTree])
-             -> NamedParseResult {
+pub fn parse(sess: &ParseSess, mut rdr: TtReader, ms: &[TokenTree]) -> NamedParseResult {
     let mut cur_eis = SmallVector::one(initial_matcher_pos(ms.to_owned(),
                                                            None,
                                                            rdr.peek().sp.lo));
@@ -482,7 +477,7 @@ pub fn parse(sess: &ParseSess,
                 rdr.next_token();
             } else /* bb_eis.len() == 1 */ {
                 rdr.next_tok = {
-                    let mut rust_parser = Parser::new(sess, cfg.clone(), Box::new(&mut rdr));
+                    let mut rust_parser = Parser::new(sess, Box::new(&mut rdr));
                     let mut ei = bb_eis.pop().unwrap();
                     if let TokenTree::Token(span, MatchNt(_, ident)) = ei.top_elts.get_tt(ei.idx) {
                         let match_cur = ei.match_cur;
diff --git a/src/libsyntax/ext/tt/macro_rules.rs b/src/libsyntax/ext/tt/macro_rules.rs
index ceca698f479..431e757368c 100644
--- a/src/libsyntax/ext/tt/macro_rules.rs
+++ b/src/libsyntax/ext/tt/macro_rules.rs
@@ -115,7 +115,7 @@ fn generic_extension<'cx>(cx: &'cx ExtCtxt,
                 // rhs has holes ( `$id` and `$(...)` that need filled)
                 let trncbr =
                     new_tt_reader(&cx.parse_sess.span_diagnostic, Some(named_matches), rhs);
-                let mut p = Parser::new(cx.parse_sess(), cx.cfg().clone(), Box::new(trncbr));
+                let mut p = Parser::new(cx.parse_sess(), Box::new(trncbr));
                 p.directory = cx.current_expansion.module.directory.clone();
                 p.restrictions = match cx.current_expansion.no_noninline_mod {
                     true => Restrictions::NO_NONINLINE_MOD,
@@ -220,7 +220,7 @@ pub fn compile(sess: &ParseSess, def: &ast::MacroDef) -> SyntaxExtension {
     // Parse the macro_rules! invocation (`none` is for no interpolations):
     let arg_reader = new_tt_reader(&sess.span_diagnostic, None, def.body.clone());
 
-    let argument_map = match parse(sess, &Vec::new(), arg_reader, &argument_gram) {
+    let argument_map = match parse(sess, arg_reader, &argument_gram) {
         Success(m) => m,
         Failure(sp, tok) => {
             let s = parse_failure_msg(tok);