Scott McMurray 2c0c9123fc Move {widening, carrying}_mul to an intrinsic with fallback MIR
Including implementing it for `u128`, so it can be defined in `uint_impl!`.

This way it works for all backends, including CTFE.
2024-12-27 08:17:40 -08:00
..
2024-10-12 21:57:50 +00:00