[clang] [clang][analyzer] Add a test case to PR-70792 for Issue-59493 (PR #71073)

[Balazs Benics via cfe-commits]

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@@ -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];
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steakhal wrote:

I'd suggest a more realistic array size for the test and also test some of the subsequent elements, including zero initialized elements.

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