[clang] [clang][ssaf] Add accessor for `LUNamespace` (PR #195756)

[Aviral Goel via cfe-commits]

https://github.com/aviralg updated https://github.com/llvm/llvm-project/pull/195756

>From 9a537fd998a7f9802c24537dcb0d4b4585d4022c Mon Sep 17 00:00:00 2001
From: Aviral Goel <agoel26 at apple.com>
Date: Mon, 4 May 2026 15:51:53 -0700
Subject: [PATCH] Add accessor for LUNamespace

---
 .../Core/EntityLinker/LUSummary.h             |  2 ++
 .../CMakeLists.txt                            |  1 +
 .../LUSummaryTest.cpp                         | 25 +++++++++++++++++++
 3 files changed, 28 insertions(+)
 create mode 100644 clang/unittests/ScalableStaticAnalysisFramework/LUSummaryTest.cpp

diff --git a/clang/include/clang/ScalableStaticAnalysisFramework/Core/EntityLinker/LUSummary.h b/clang/include/clang/ScalableStaticAnalysisFramework/Core/EntityLinker/LUSummary.h
index a36002006430c..372f689a00f4e 100644
--- a/clang/include/clang/ScalableStaticAnalysisFramework/Core/EntityLinker/LUSummary.h
+++ b/clang/include/clang/ScalableStaticAnalysisFramework/Core/EntityLinker/LUSummary.h
@@ -48,6 +48,8 @@ class LUSummary {
 public:
   explicit LUSummary(NestedBuildNamespace LUNamespace)
       : LUNamespace(std::move(LUNamespace)) {}
+
+  const NestedBuildNamespace &getNamespace() const { return LUNamespace; }
 };
 
 } // namespace clang::ssaf
diff --git a/clang/unittests/ScalableStaticAnalysisFramework/CMakeLists.txt b/clang/unittests/ScalableStaticAnalysisFramework/CMakeLists.txt
index 5ae0a5de35e21..dc027fa580151 100644
--- a/clang/unittests/ScalableStaticAnalysisFramework/CMakeLists.txt
+++ b/clang/unittests/ScalableStaticAnalysisFramework/CMakeLists.txt
@@ -8,6 +8,7 @@ add_distinct_clang_unittest(ClangScalableAnalysisTests
   EntityLinkageTest.cpp
   EntityLinkerTest.cpp
   EntityNameTest.cpp
+  LUSummaryTest.cpp
   ErrorBuilderTest.cpp
   Frontend/TUSummaryExtractorFrontendActionTest.cpp
   ModelStringConversionsTest.cpp
diff --git a/clang/unittests/ScalableStaticAnalysisFramework/LUSummaryTest.cpp b/clang/unittests/ScalableStaticAnalysisFramework/LUSummaryTest.cpp
new file mode 100644
index 0000000000000..db29eaa8a5919
--- /dev/null
+++ b/clang/unittests/ScalableStaticAnalysisFramework/LUSummaryTest.cpp
@@ -0,0 +1,25 @@
+//===- LUSummaryTest.cpp -------------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#include "clang/ScalableStaticAnalysisFramework/Core/EntityLinker/LUSummary.h"
+#include "clang/ScalableStaticAnalysisFramework/Core/Model/BuildNamespace.h"
+#include "gtest/gtest.h"
+
+namespace clang::ssaf {
+namespace {
+
+TEST(LUSummaryTest, GetNamespace) {
+  BuildNamespace LU(BuildNamespaceKind::LinkUnit, "app");
+  NestedBuildNamespace NS(LU);
+  LUSummary Summary(NS);
+
+  EXPECT_EQ(Summary.getNamespace(), NS);
+}
+
+} // namespace
+} // namespace clang::ssaf