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-rw-r--r--src/libsyntax/parse/comments.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/libsyntax/parse/comments.rs b/src/libsyntax/parse/comments.rs
index 8faba022a90..fa91b968f69 100644
--- a/src/libsyntax/parse/comments.rs
+++ b/src/libsyntax/parse/comments.rs
@@ -192,7 +192,7 @@ fn read_line_comments(rdr: @mut StringReader, code_to_the_left: bool,
 
 // FIXME #3961: This is not the right way to convert string byte
 // offsets to characters.
-fn all_whitespace(s: ~str, begin: uint, end: uint) -> bool {
+fn all_whitespace(s: &str, begin: uint, end: uint) -> bool {
     let mut i: uint = begin;
     while i != end {
         if !is_whitespace(s[i] as char) { return false; } i += 1u;