From 27cc3d203baf219ae06596e9ac44f0c394024bb5 Mon Sep 17 00:00:00 2001
From: Patrick Walton <pcwalton@mimiga.net>
Date: Mon, 30 Dec 2013 16:24:48 -0800
Subject: libsyntax: De-`@mut` `FileMap::lines`

---
 src/libsyntax/ext/source_util.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src/libsyntax/ext')

diff --git a/src/libsyntax/ext/source_util.rs b/src/libsyntax/ext/source_util.rs
index 11e7c1c8499..283e046c68a 100644
--- a/src/libsyntax/ext/source_util.rs
+++ b/src/libsyntax/ext/source_util.rs
@@ -19,6 +19,7 @@ use parse;
 use parse::token::{get_ident_interner};
 use print::pprust;
 
+use std::cell::RefCell;
 use std::io;
 use std::io::File;
 use std::str;
@@ -113,7 +114,7 @@ pub fn expand_include_str(cx: &mut ExtCtxt, sp: Span, tts: &[ast::token_tree])
                 substr: codemap::FssNone,
                 src: s,
                 start_pos: codemap::BytePos(0),
-                lines: @mut ~[],
+                lines: RefCell::new(~[]),
                 multibyte_chars: @mut ~[],
             });
             base::MRExpr(cx.expr_str(sp, s))
-- 
cgit 1.4.1-3-g733a5