Auto merge of #150448 - matthiaskrgr:rollup-d52y317, r=matthiaskrgr

Rollup of 3 pull requests

Successful merges:

 - rust-lang/rust#148533 (Split LLVM intrinsic abi handling from the rest of the abi handling)
 - rust-lang/rust#150358 (fix rustfmt on `const impl Ty {}`)
 - rust-lang/rust#150434 (Add test for never type fallback in try blocks with `Into<!>`)

r? `@ghost`
`@rustbot` modify labels: rollup