Parse free function

MODULE.bazel

@@ -125,6 +125,7 @@ crate.spec(
     version = "1.0",
 )
 crate.spec(
+    features = ["preserve_order"],
     package = "serde_json",
     version = "1.0",
 )

cpp/libclang/integration_test/function_cases/free_function_identity/BUILD

@@ -0,0 +1,25 @@
+# *******************************************************************************
+# Copyright (c) 2026 Contributors to the Eclipse Foundation
+#
+# See the NOTICE file(s) distributed with this work for additional
+# information regarding copyright ownership.
+#
+# This program and the accompanying materials are made available under the
+# terms of the Apache License Version 2.0 which is available at
+# https://www.apache.org/licenses/LICENSE-2.0
+#
+# SPDX-License-Identifier: Apache-2.0
+# *******************************************************************************
+load("//cpp/libclang/integration_test:test_rules.bzl", "cpp_parser_integration_test")
+
+cc_library(
+    name = "free_function_identity",
+    srcs = glob(["*.cpp"]),
+    visibility = ["//cpp/libclang:__subpackages__"],
+)
+
+cpp_parser_integration_test(
+    name = "test_free_function_identity",
+    expected_output = ["expected.json"],
+    target = ":free_function_identity",
+)

cpp/libclang/integration_test/function_cases/free_function_identity/expected.json

@@ -0,0 +1,47 @@
+{
+  "functions": [
+    {
+      "id": {
+        "name": "global_value",
+        "scope": "Global"
+      },
+      "kind": "Free",
+      "return_type": {
+        "Builtin": "int"
+      },
+      "body": []
+    },
+    {
+      "id": {
+        "name": "run",
+        "scope": {
+          "Namespace": [
+            "app"
+          ]
+        }
+      },
+      "kind": "Free",
+      "return_type": {
+        "Builtin": "void"
+      },
+      "body": []
+    },
+    {
+      "id": {
+        "name": "enabled",
+        "scope": {
+          "Namespace": [
+            "app",
+            "internal"
+          ]
+        }
+      },
+      "kind": "Free",
+      "return_type": {
+        "Builtin": "bool"
+      },
+      "body": []
+    }
+  ],
+  "types": {}
+}

cpp/libclang/integration_test/function_cases/free_function_identity/functions.cpp

@@ -0,0 +1,33 @@
+/********************************************************************************
+ * Copyright (c) 2026 Contributors to the Eclipse Foundation
+ *
+ * See the NOTICE file(s) distributed with this work for additional
+ * information regarding copyright ownership.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Apache License Version 2.0 which is available at
+ * https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ ********************************************************************************/
+
+void declared_only();
+
+int global_value() {
+    return 1;
+}
+
+namespace app
+{
+
+void run() {}
+
+namespace internal
+{
+
+bool enabled() {
+    return true;
+}
+
+}  // namespace internal
+}  // namespace app

cpp/libclang/integration_test/function_cases/free_function_identity/run_test.rs

@@ -0,0 +1,18 @@
+// *******************************************************************************
+// Copyright (c) 2026 Contributors to the Eclipse Foundation
+//
+// See the NOTICE file(s) distributed with this work for additional
+// information regarding copyright ownership.
+//
+// This program and the accompanying materials are made available under the
+// terms of the Apache License Version 2.0 which is available at
+// <https://www.apache.org/licenses/LICENSE-2.0>
+//
+// SPDX-License-Identifier: Apache-2.0
+// *******************************************************************************
+
+use test_framework::run_parser_case;
+#[test]
+fn test_free_function_identity() {
+    run_parser_case();
+}

cpp/libclang/integration_test/function_cases/guard_associativity/BUILD

@@ -0,0 +1,25 @@
+# *******************************************************************************
+# Copyright (c) 2026 Contributors to the Eclipse Foundation
+#
+# See the NOTICE file(s) distributed with this work for additional
+# information regarding copyright ownership.
+#
+# This program and the accompanying materials are made available under the
+# terms of the Apache License Version 2.0 which is available at
+# https://www.apache.org/licenses/LICENSE-2.0
+#
+# SPDX-License-Identifier: Apache-2.0
+# *******************************************************************************
+load("//cpp/libclang/integration_test:test_rules.bzl", "cpp_parser_integration_test")
+
+cc_library(
+    name = "guard_associativity",
+    srcs = ["flow.cpp"],
+    visibility = ["//cpp/libclang:__subpackages__"],
+)
+
+cpp_parser_integration_test(
+    name = "test_guard_associativity",
+    expected_output = ["expected.json"],
+    target = ":guard_associativity",
+)