Fix memory conflict bug

src/schedule.cpp

@@ -380,6 +380,9 @@ void schedule::apply(program& p) const
             {
                 auto args = merge.second[j];
                 args.insert(args.begin(), ins1);
+                // Add input arguments as a conflict
+                for(auto arg:merge.second[j])
+                    args.insert(args.end(), arg->inputs().begin(), arg->inputs().end());
                 p.insert_instruction(merge.first, op::identity{}, args);
             }
         });

src/targets/gpu/target.cpp

@@ -56,7 +56,7 @@ std::vector<pass> target::get_passes(migraphx::context& gctx) const
         schedule{gpu::schedule_model{ctx.get_current_device().nstreams()}},
         memory_coloring{"hip::allocate"},
         dead_code_elimination{},
-        // eliminate_workspace{},
+        eliminate_workspace{},
         eliminate_allocation{"hip::allocate"},
         check_context<context>{},
         dead_code_elimination{}