[clang] [clang] Mark `__builtin_convertvector` and `__builtin_shufflevector` as `constexpr`. (PR #112129)

[via cfe-commits]

c8ef wrote:

You can directly view it from the Clang AST on Godbolt. For this patch, I don't believe additional tests are necessary.



https://github.com/llvm/llvm-project/pull/112129