1 files changed, 7 insertions, 6 deletions
diff --git a/src/libsyntax/ext/source_util.rs b/src/libsyntax/ext/source_util.rs
index a9f94da7a98..b67f3ed263e 100644
--- a/src/libsyntax/ext/source_util.rs
+++ b/src/libsyntax/ext/source_util.rs
@@ -16,7 +16,8 @@ use ext::base::*;
 use ext::base;
 use ext::build::AstBuilder;
 use parse;
-use parse::token::{get_ident_interner};
+use parse::token::get_ident_interner;
+use parse::token;
 use print::pprust;
 
 use std::io;
@@ -57,21 +58,21 @@ pub fn expand_file(cx: &mut ExtCtxt, sp: Span, tts: &[ast::TokenTree])
 
     let topmost = topmost_expn_info(cx.backtrace().unwrap());
     let loc = cx.codemap().lookup_char_pos(topmost.call_site.lo);
-    let filename = loc.file.name;
+    let filename = token::intern_and_get_ident(loc.file.name);
     base::MRExpr(cx.expr_str(topmost.call_site, filename))
 }
 
 pub fn expand_stringify(cx: &mut ExtCtxt, sp: Span, tts: &[ast::TokenTree])
     -> base::MacResult {
     let s = pprust::tts_to_str(tts, get_ident_interner());
-    base::MRExpr(cx.expr_str(sp, s.to_managed()))
+    base::MRExpr(cx.expr_str(sp, token::intern_and_get_ident(s)))
 }
 
 pub fn expand_mod(cx: &mut ExtCtxt, sp: Span, tts: &[ast::TokenTree])
     -> base::MacResult {
     base::check_zero_tts(cx, sp, tts, "module_path!");
-    base::MRExpr(cx.expr_str(sp,
-                             cx.mod_path().map(|x| cx.str_of(*x)).connect("::").to_managed()))
+    let string = cx.mod_path().map(|x| cx.str_of(*x)).connect("::");
+    base::MRExpr(cx.expr_str(sp, token::intern_and_get_ident(string)))
 }
 
 // include! : parse the given file as an expr
@@ -117,7 +118,7 @@ pub fn expand_include_str(cx: &mut ExtCtxt, sp: Span, tts: &[ast::TokenTree])
             let filename = file.display().to_str().to_managed();
             cx.parse_sess.cm.new_filemap(filename, src);
 
-            base::MRExpr(cx.expr_str(sp, src))
+            base::MRExpr(cx.expr_str(sp, token::intern_and_get_ident(src)))
         }
         None => {
             cx.span_err(sp, format!("{} wasn't a utf-8 file", file.display()));