Drop unnecessary specialization

compiler/mono/src/expr.rs

@@ -91,14 +91,6 @@ impl<'a> Procs<'a> {
             .from_var(env.arena, annotation, env.subs, env.pointer_size)
             .unwrap_or_else(|err| panic!("TODO turn fn_var into a RuntimeError {:?}", err));
 
-        let pending = PendingSpecialization {
-            ret_var,
-            fn_var: annotation,
-            pattern_vars,
-        };
-
-        self.add_pending_specialization(symbol, layout.clone(), pending);
-
         debug_assert!(!self.partial_procs.contains_key(&symbol), "Procs was told to insert a value for symbol {:?}, but there was already an entry for that key! Procs should never attempt to insert duplicates.", symbol);
 
         self.partial_procs.insert(