[clang] [clang] Limit alignment for emitted vectors (PR #98629)

[Eli Friedman via cfe-commits]

efriedma-quic wrote:

Oh, I see, there are two checks: one for the "align" attribute, and a separate check for the natural alignment of the type.

I'm trying out changing the limit to see how hard it actually is.

https://github.com/llvm/llvm-project/pull/98629