From 4beb9316410177b7d0e0dd3a40b437519131c786 Mon Sep 17 00:00:00 2001
From: bjorn3 <bjorn3@users.noreply.github.com>
Date: Sat, 30 Jun 2018 18:22:20 +0200
Subject: [PATCH] Use DefPathBasedNames

---
 src/base.rs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/base.rs b/src/base.rs
index 27e3506ece3..8c19aba1404 100644
--- a/src/base.rs
+++ b/src/base.rs
@@ -14,7 +14,10 @@ pub fn trans_mono_item<'a, 'tcx: 'a>(cx: &mut CodegenCx<'a, 'tcx, CurrentBackend
                 let func_id = {
                     let module = &mut cx.module;
                     *cx.def_id_fn_id_map.entry(inst).or_insert_with(|| {
-                        module.declare_function(&tcx.absolute_item_path_str(def_id), Linkage::Local, &sig).unwrap()
+                        let def_path_based_names = ::rustc_mir::monomorphize::item::DefPathBasedNames::new(tcx, false, false);
+                        let mut name = String::new();
+                        def_path_based_names.push_instance_as_string(inst, &mut name);
+                        module.declare_function(&name, Linkage::Local, &sig).unwrap()
                     })
                 };