[llvm] [MC] Reduce size of MCDataFragment by 8 bytes (PR #95293)

[Nikita Popov via llvm-commits]

nikic wrote:

Somewhat confused here. We have an unsigned, followed by uint8_t and two bools. That should fit into 8 bytes?

And why is MCFragment currently 224 bytes? Isn't it just 40?

https://github.com/llvm/llvm-project/pull/95293