From bc61c7967a40b4553a782df4bc35d8709ad6a418 Mon Sep 17 00:00:00 2001
From: ming1753 <61511741+ming1753@users.noreply.github.com>
Date: Thu, 20 Jul 2023 11:04:07 +0800
Subject: [PATCH] fix bug of constant folding pass (#55556)

---
 paddle/fluid/framework/ir/constant_folding_pass.cc | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/paddle/fluid/framework/ir/constant_folding_pass.cc b/paddle/fluid/framework/ir/constant_folding_pass.cc
index 751a7e8dd7f..41c5eac81a1 100644
--- a/paddle/fluid/framework/ir/constant_folding_pass.cc
+++ b/paddle/fluid/framework/ir/constant_folding_pass.cc
@@ -83,6 +83,8 @@ void ConstantFoldingPass::ApplyImpl(ir::Graph *graph) const {
       map[in_node->Name()] = 0;
       if (!in_node->Var()->Persistable()) {
         input_persis = false;
+      } else if (!in_node->inputs.empty()) {
+        input_persis = false;
       }
     }
     for (auto out_node : op_node->outputs) {
-- 
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