[Memory] Reuse tensor memory in concat operator PaddlePaddle#4246

DannyIsFunny · juncaipeng · commit fa04bc6724ba · 2020-10-27T09:59:24.000Z
diff --git a/lite/core/mir/memory_optimize_pass.cc b/lite/core/mir/memory_optimize_pass.cc
@@ -47,7 +47,6 @@ void MemoryOptimizePass::CollectLifeCycleByDevice(
                                             "merge_lod_tensor",
                                             "equal",
                                             "lod_reset",
-                                            "concat",
                                             "yolo_box",
                                             "subgraph",
                                             "feed",
