[analyzer][NFC] Add a test case to PR-70792 for Issue-59493

[Snape3058]

Following PR #70792 for issue #70464
Add a test case for issue #59493

[llvmbot]

@llvm/pr-subscribers-clang

Author: Ella Ma (Snape3058)

Changes

Following PR #70792 for issue #70464
Add a test case for issue #59493

---

Full diff: https://github.com/llvm/llvm-project/pull/71073.diff

1 Files Affected:

• (modified) clang/test/Analysis/issue-70464.cpp (+20)

diff --git a/clang/test/Analysis/issue-70464.cpp b/clang/test/Analysis/issue-70464.cpp
index f3b3072eb919823..331068775821e7e 100644
--- a/clang/test/Analysis/issue-70464.cpp
+++ b/clang/test/Analysis/issue-70464.cpp
@@ -66,3 +66,23 @@ struct Derived : Base {
 void entry() { Derived test; }
 
 } // namespace delegate_ctor_call
+
+// Additional test case from issue #59493
+namespace init_list_array {
+
+struct Base {
+  int foox[1];
+};
+
+class Derived : public Base {
+public:
+  Derived() : Base{{42}} {
+    // The dereference to this->foox below should be initialized properly.
+    clang_analyzer_dump(this->foox[0]); // expected-warning{{42 S32b}}
+    clang_analyzer_dump(foox[0]); // expected-warning{{42 S32b}}
+  }
+};
+
+void entry() { Derived test; }
+
+} // namespace init_list_array

[steakhal]

Thanks