[clang] [Clang] Fix coroutine promise with inherited allocation functions (PR #179141)

[Chuanqi Xu via cfe-commits]

================
@@ -0,0 +1,39 @@
+// RUN: %clang_cc1 -triple x86_64-linux-gnu %s -std=c++20 -fsyntax-only
----------------
ChuanqiXu9 wrote:

use `-verify`

https://github.com/llvm/llvm-project/pull/179141