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-rw-r--r--src/libsyntax/parse/lexer/comments.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/libsyntax/parse/lexer/comments.rs b/src/libsyntax/parse/lexer/comments.rs
index 7ead1ceeed0..7da0d816d0f 100644
--- a/src/libsyntax/parse/lexer/comments.rs
+++ b/src/libsyntax/parse/lexer/comments.rs
@@ -40,7 +40,7 @@ pub struct Comment {
     pub pos: BytePos,
 }
 
-pub fn is_doc_comment(s: &str) -> bool {
+fn is_doc_comment(s: &str) -> bool {
     (s.starts_with("///") && super::is_doc_comment(s)) || s.starts_with("//!") ||
     (s.starts_with("/**") && is_block_doc_comment(s)) || s.starts_with("/*!")
 }