[clang] [modules] Add missing test file for b21ee08e57173102b67bc18237b135550 (PR #129221)

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llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-clang

Author: Haojian Wu (hokein)

<details>
<summary>Changes</summary>

The commit missed a test file.

---
Full diff: https://github.com/llvm/llvm-project/pull/129221.diff


1 Files Affected:

- (added) clang/test/Modules/pr28744.cpp (+17) 


``````````diff
diff --git a/clang/test/Modules/pr28744.cpp b/clang/test/Modules/pr28744.cpp
new file mode 100644
index 0000000000000..2089872a2a75a
--- /dev/null
+++ b/clang/test/Modules/pr28744.cpp
@@ -0,0 +1,17 @@
+// RUN: rm -rf %t
+// RUN: %clang_cc1 -std=c++11 -I%S/Inputs/PR28794 -verify %s
+// RUN: %clang_cc1 -std=c++11 -fmodules -fmodule-map-file=%S/Inputs/PR28794/module.modulemap -fmodules-cache-path=%t -I%S/Inputs/PR28794/ -verify %s
+
+#include "Subdir/Empty.h"
+#include "LibAHeader.h"
+
+BumpPtrAllocatorImpl<> &getPreprocessorAllocator();
+class B {
+  struct ModuleMacroInfo {
+    ModuleMacroInfo *getModuleInfo() {
+      return new (getPreprocessorAllocator()) ModuleMacroInfo();
+    }
+  };
+};
+
+// expected-no-diagnostics

``````````

</details>


https://github.com/llvm/llvm-project/pull/129221