[libcxx-commits] [libcxx] [libc++] Remove assertions from <string_view> that are unreachable (PR #148598)

[Louis Dionne via libcxx-commits]

ldionne wrote:

I'd like @var-const to have a look cause we did encounter some issues with this check in `string_view` when we deployed it IIRC.

https://github.com/llvm/llvm-project/pull/148598