Fix error in rustc_driver::test.

rust-lang · Apr 6, 2018 · 7466740 · 7466740
1 parent e31dae4
commit 7466740
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/librustc_driver/test.rs b/src/librustc_driver/test.rs
@@ -303,7 +303,7 @@ impl<'a, 'gcx, 'tcx> Env<'a, 'gcx, 'tcx> {
 
     pub fn t_param(&self, index: u32) -> Ty<'tcx> {
         let name = format!("T{}", index);
-        self.infcx.tcx.mk_param(index, Symbol::intern(&name))
+        self.infcx.tcx.mk_param(index, Symbol::intern(&name).as_str())
     }
 
     pub fn re_early_bound(&self, index: u32, name: &'static str) -> ty::Region<'tcx> {