Stabilize `core::ffi:c_*` and rexport in `std::ffi` This only stabilizes the base types, not the non-zero variants, since those have their own separate tracking issue and have not gone through FCP to stabilize.
Iterator::next_chunk
int_roundings
bool::then{,_some}
Display
cell::{Ref,RefMut}
lazy::{OnceCell, Lazy}
cell::{OnceCell, LazyCell}
From
pin_macro
pin!