[clang] [clang][bytecode] Disallow reading from non-constant, array-typed `CompoundLiteralExpr`s (PR #195675)

[Timm Baeder via cfe-commits]

tbaederr wrote:

What do you mean by represent? Seems like we're making it an array like I'd expect.

https://github.com/llvm/llvm-project/pull/195675