3 files changed, 7 insertions, 13 deletions
diff --git a/src/libsyntax/ext/tt/macro_parser.rs b/src/libsyntax/ext/tt/macro_parser.rs
index f2b57db06c1..7c69bdd01c8 100644
--- a/src/libsyntax/ext/tt/macro_parser.rs
+++ b/src/libsyntax/ext/tt/macro_parser.rs
@@ -10,8 +10,6 @@
 
 // Earley-like parser for macros.
 
-use core::prelude::*;
-
 use ast;
 use ast::{matcher, match_tok, match_seq, match_nonterminal, ident};
 use codemap::{BytePos, mk_sp};
@@ -22,9 +20,9 @@ use parse::parser::Parser;
 use parse::token::{Token, EOF, to_str, nonterminal, get_ident_interner, ident_to_str};
 use parse::token;
 
-use core::hashmap::HashMap;
-use core::uint;
-use core::vec;
+use std::hashmap::HashMap;
+use std::uint;
+use std::vec;
 
 /* This is an Earley-like parser, without support for in-grammar nonterminals,
 only by calling out to the main rust parser for named nonterminals (which it
diff --git a/src/libsyntax/ext/tt/macro_rules.rs b/src/libsyntax/ext/tt/macro_rules.rs
index 2b65e6599f6..80dd0c7247b 100644
--- a/src/libsyntax/ext/tt/macro_rules.rs
+++ b/src/libsyntax/ext/tt/macro_rules.rs
@@ -8,9 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-use core::prelude::*;
-
-use core::vec;
 use ast::{ident, matcher_, matcher, match_tok, match_nonterminal, match_seq};
 use ast::{tt_delim};
 use ast;
@@ -26,7 +23,8 @@ use parse::token::{get_ident_interner, special_idents, gensym_ident, ident_to_st
 use parse::token::{FAT_ARROW, SEMI, nt_matchers, nt_tt};
 use print;
 
-use core::io;
+use std::vec;
+use std::io;
 
 pub fn add_new_extension(cx: @ExtCtxt,
                          sp: span,
diff --git a/src/libsyntax/ext/tt/transcribe.rs b/src/libsyntax/ext/tt/transcribe.rs
index abefbedaff0..92feaa154fe 100644
--- a/src/libsyntax/ext/tt/transcribe.rs
+++ b/src/libsyntax/ext/tt/transcribe.rs
@@ -8,8 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-use core::prelude::*;
-
 use ast;
 use ast::{token_tree, tt_delim, tt_tok, tt_seq, tt_nonterminal,ident};
 use codemap::{span, dummy_sp};
@@ -19,8 +17,8 @@ use parse::token::{EOF, INTERPOLATED, IDENT, Token, nt_ident};
 use parse::token::{ident_to_str};
 use parse::lexer::TokenAndSpan;
 
-use core::hashmap::HashMap;
-use core::option;
+use std::hashmap::HashMap;
+use std::option;
 
 ///an unzipping of `token_tree`s
 struct TtFrame {