rustc: implement fmt::{Debug,Display} on Ty instead of TyS.

[rust.git] / src / librustc_mir / util / graphviz.rs

diff --git a/src/librustc_mir/util/graphviz.rs b/src/librustc_mir/util/graphviz.rs
index 61b1a5a850d28b0124d5ebf0ace66107ed44050d..41e16684b8ac5e1ca8f46bdd346f44ade1e004ae 100644 (file)
--- a/src/librustc_mir/util/graphviz.rs
+++ b/src/librustc_mir/util/graphviz.rs
@@ -141,7 +141,7 @@ fn write_graph_label<'a, 'gcx, 'tcx, W: Write>(tcx: TyCtxt<'a, 'gcx, 'tcx>,
         )?;
     }
 
-    write!(w, ") -&gt; {}", escape(mir.return_ty()))?;
+    write!(w, ") -&gt; {}", escape(&mir.return_ty()))?;
     write!(w, r#"<br align="left"/>"#)?;
 
     for local in mir.vars_and_temps_iter() {