[clang] [FlowSensitive] Allow to dump nested RecordStorageLocation (PR #112457)

[Florian Mayer via cfe-commits]

fmayer wrote:

> I would suggest a brief comment explaining the choice not to filter.

I'm not sure I understand. There wasn't a choice to filter before, there was just the (incorrect) assumption that we don't have nested `RecordStorageLocation`, leading to a crash.

https://github.com/llvm/llvm-project/pull/112457