Move more layouting logic to `rustc_abi` Move all `LayoutData`-constructing code to `rustc_abi`: - Infaillible operations get a new `LayoutData` constructor method; - Faillible ones get a new method on `LayoutCalculator`.
is_rustic_abi
rustc_abi
#![warn(unreachable_pub)]
compiler/
BitSet
DenseBitSet