From 37d974f35327516e337f83be4f38579217660313 Mon Sep 17 00:00:00 2001
From: Niko Matsakis <niko@alum.mit.edu>
Date: Wed, 17 Aug 2016 15:14:08 -0400
Subject: [PATCH] remove seemingly unnecessary call to encode_predicates

---
 src/librustc_metadata/encoder.rs | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/src/librustc_metadata/encoder.rs b/src/librustc_metadata/encoder.rs
index 791d090273f..420dfbc58bf 100644
--- a/src/librustc_metadata/encoder.rs
+++ b/src/librustc_metadata/encoder.rs
@@ -767,10 +767,6 @@ impl<'a, 'tcx, 'encoder> ItemContentBuilder<'a, 'tcx, 'encoder> {
         if let Some(ii) = impl_item_opt {
             encode_attributes(self.rbml_w, &ii.attrs);
             encode_defaultness(self.rbml_w, ii.defaultness);
-        } else {
-            // TODO this looks bogus and unnecessary
-            self.encode_predicates(&ecx.tcx.lookup_predicates(associated_type.def_id),
-                                   tag_item_generics);
         }
 
         if let Some(ty) = associated_type.ty {