Remove unnecessary lift calls

[rust.git] / src / librustc / traits / specialize / mod.rs

diff --git a/src/librustc/traits/specialize/mod.rs b/src/librustc/traits/specialize/mod.rs
index 3d47e94fb007c8c883103e39994ca355d2499637..43bb4edd9b27d8e75d1501e9915cc93289a0a838 100644 (file)
--- a/src/librustc/traits/specialize/mod.rs
+++ b/src/librustc/traits/specialize/mod.rs
@@ -132,12 +132,7 @@ pub fn find_associated_item<'tcx>(
                 let substs = substs.rebase_onto(tcx, trait_def_id, impl_data.substs);
                 let substs = translate_substs(&infcx, param_env, impl_data.impl_def_id,
                                               substs, node_item.node);
-                let substs = infcx.tcx.erase_regions(&substs);
-                tcx.lift(&substs).unwrap_or_else(||
-                    bug!("find_method: translate_substs \
-                          returned {:?} which contains inference types/regions",
-                         substs)
-                )
+                infcx.tcx.erase_regions(&substs)
             });
             (node_item.item.def_id, substs)
         }