Rollup of 6 pull requests
Successful merges:
- #110454 (Require impl Trait in associated types to appear in method signatures)
- #111096 (Add support for `cfg(overflow_checks)`)
- #111451 (Note user-facing types of coercion failure)
- #111469 (Fix data race in llvm source code coverage)
- #111494 (Encode `VariantIdx` so we can decode ADT variants in the right order)
- #111499 (asm: loongarch64: Drop efiapi)
Failed merges:
r? `@ghost`
`@rustbot` modify labels: rollup
69fef92ab2