Remove need for &format!(...) or &&"" dances in `span_label` calls

[rust.git] / src / librustc / ty / maps.rs

diff --git a/src/librustc/ty/maps.rs b/src/librustc/ty/maps.rs
index a737e7caa3e59dc7639d69b49ec702d2134530bc..82a4c1e1e626a9e45defaddbae224a31d0641d7b 100644 (file)
--- a/src/librustc/ty/maps.rs
+++ b/src/librustc/ty/maps.rs
@@ -181,7 +181,7 @@ pub fn report_cycle(self, CycleError { span, cycle }: CycleError) {
             let mut err =
                 struct_span_err!(self.sess, span, E0391,
                                  "unsupported cyclic reference between types/traits detected");
-            err.span_label(span, &format!("cyclic reference"));
+            err.span_label(span, "cyclic reference");
 
             err.span_note(stack[0].0, &format!("the cycle begins when {}...",
                                                stack[0].1.describe(self)));