From e72252ccd688fde59e0d9a69bfd4eb7867ea0598 Mon Sep 17 00:00:00 2001
From: zmw <zhongmingwei2@huawei.com>
Date: Mon, 14 Jul 2025 21:41:19 +0800
Subject: [PATCH] Fix invalid param in ctr crash

Issue: https://gitee.com/openharmony/arkcompiler_ets_frontend/issues/ICM9AM
Description: Fix invalid param in ctr crash

Signed-off-by: zmw <zhongmingwei2@huawei.com>
Change-Id: Iec9aea65ba9813af5134acaeffa74f161641d107
---
 ...defaultParametersInConstructorLowering.cpp |  7 +++++
 .../ets/invalid_param_in_constructor.ets      | 28 +++++++++++++++++++
 2 files changed, 35 insertions(+)
 create mode 100644 ets2panda/test/ast/compiler/ets/invalid_param_in_constructor.ets

diff --git a/ets2panda/compiler/lowering/ets/defaultParametersInConstructorLowering.cpp b/ets2panda/compiler/lowering/ets/defaultParametersInConstructorLowering.cpp
index ed4192d4e8..4bac9aa4dd 100644
--- a/ets2panda/compiler/lowering/ets/defaultParametersInConstructorLowering.cpp
+++ b/ets2panda/compiler/lowering/ets/defaultParametersInConstructorLowering.cpp
@@ -27,6 +27,10 @@ static bool HasDefaultParameters(const ir::ScriptFunction *function, util::Diagn
     bool hasRestParameter = false;
 
     for (auto *const it : function->Params()) {
+        if (it->IsBrokenExpression()) {
+            continue;
+        }
+
         auto const *const param = it->AsETSParameterExpression();
 
         if (param->IsRestParameter()) {
@@ -307,6 +311,9 @@ bool DefaultParametersInConstructorLowering::PostconditionForModule([[maybe_unus
             return false;
         }
         for (auto *const it : node->AsMethodDefinition()->Function()->Params()) {
+            if (it->IsBrokenExpression()) {
+                continue;
+            }
             auto const *const param = it->AsETSParameterExpression();
             if (param->IsOptional()) {
                 return true;
diff --git a/ets2panda/test/ast/compiler/ets/invalid_param_in_constructor.ets b/ets2panda/test/ast/compiler/ets/invalid_param_in_constructor.ets
new file mode 100644
index 0000000000..c24f12ba16
--- /dev/null
+++ b/ets2panda/test/ast/compiler/ets/invalid_param_in_constructor.ets
@@ -0,0 +1,28 @@
+/*
+ * Copyright (c) 2025 Huawei Device Co., Ltd.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+class A {
+    constructor(this.b) {
+    }
+}
+
+/* @@? 17:16 Error TypeError: Only abstract or native methods can't have body. */
+/* @@? 17:21 Error SyntaxError: The function parameter 'this' must explicitly specify the typeAnnotation. */
+/* @@? 17:21 Error SyntaxError: Unexpected token, expected ',' or ')'. */
+/* @@? 17:21 Error SyntaxError: Unexpected token '.'. */
+/* @@? 17:23 Error SyntaxError: Field type annotation expected. */
+/* @@? 17:23 Error SyntaxError: Unexpected token ')'. */
+/* @@? 17:25 Error SyntaxError: Unexpected token '{'. */
+/* @@? 19:1 Error SyntaxError: Unexpected token '}'. */
-- 
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