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-rw-r--r--src/libsyntax/parse/comments.rs4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/libsyntax/parse/comments.rs b/src/libsyntax/parse/comments.rs
index 3fa0fa3b0f0..001a693d1ae 100644
--- a/src/libsyntax/parse/comments.rs
+++ b/src/libsyntax/parse/comments.rs
@@ -20,6 +20,10 @@ use parse::lexer;
 use parse::token;
 use parse;
 
+use core::io;
+use core::str;
+use core::uint;
+
 #[deriving(Eq)]
 pub enum cmnt_style {
     isolated, // No code on either side of each line of the comment