add trailing comma

diff --git a/src/librustc/ty/structural_impls.rs b/src/librustc/ty/structural_impls.rs
index 77e980ff3196520c05600cf42bcf5245c56c7e6e..1e2920ca87ea6d712b3a2f64839160f1fcc7a542 100644 (file)
--- a/src/librustc/ty/structural_impls.rs
+++ b/src/librustc/ty/structural_impls.rs
@@ -827,7 +827,7 @@ fn super_fold_with<'gcx: 'tcx, F: TypeFolder<'gcx, 'tcx>>(&self, folder: &mut F)
             def_id: self.def_id,
             space: self.space,
             index: self.index,
-            bounds: self.bounds.fold_with(folder)
+            bounds: self.bounds.fold_with(folder),
         }
     }