From 33c6d3fd7880df371151ec3e9a053b7169a181e5 Mon Sep 17 00:00:00 2001
From: Niko Matsakis <niko@alum.mit.edu>
Date: Thu, 8 Aug 2013 13:28:06 -0400
Subject: Allow attributes to appear as macro arguments

Fixes #8393
---
 src/libsyntax/parse/lexer.rs | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'src/libsyntax/parse/lexer.rs')

diff --git a/src/libsyntax/parse/lexer.rs b/src/libsyntax/parse/lexer.rs
index 49deafeda40..bde568b2610 100644
--- a/src/libsyntax/parse/lexer.rs
+++ b/src/libsyntax/parse/lexer.rs
@@ -129,7 +129,11 @@ impl reader for StringReader {
 
 impl reader for TtReader {
     fn is_eof(@mut self) -> bool { self.cur_tok == token::EOF }
-    fn next_token(@mut self) -> TokenAndSpan { tt_next_token(self) }
+    fn next_token(@mut self) -> TokenAndSpan {
+        let r = tt_next_token(self);
+        debug!("TtReader: r=%?", r);
+        return r;
+    }
     fn fatal(@mut self, m: ~str) -> ! {
         self.sp_diag.span_fatal(self.cur_span, m);
     }
-- 
cgit 1.4.1-3-g733a5