1 files changed, 1 insertions, 1 deletions
diff --git a/src/libsyntax/parse/lexer/mod.rs b/src/libsyntax/parse/lexer/mod.rs
index 9d1bfba7b94..0e20eb49d39 100644
--- a/src/libsyntax/parse/lexer/mod.rs
+++ b/src/libsyntax/parse/lexer/mod.rs
@@ -214,7 +214,7 @@ impl<'a> StringReader<'a> {
 
         // Make the range zero-length if the span is invalid.
         if span.lo() > span.hi() || begin.fm.start_pos != end.fm.start_pos {
-            span = span.with_hi(span.lo());
+            span = span.shrink_to_lo();
         }
 
         let mut sr = StringReader::new_raw_internal(sess, begin.fm);