[clang] [Clang][CWG1815] Support lifetime extension of temporary created by aggregate initialization using a default member initializer (PR #87933)

[Vlad Serebrennikov via cfe-commits]

Endilll wrote:

@ZequanWu thank you for your help, but next time you should disable renaming passes as specified in https://github.com/llvm/llvm-project/pull/89807#issuecomment-2102760018. C-Reduce output can be typically reduced further manually, but it's a pain without names.

https://github.com/llvm/llvm-project/pull/87933