1 error: casting `i32` to `i64` may become silently lossy if you later change the type
2 --> $DIR/types.rs:14:22
4 LL | let c_i64: i64 = c as i64;
5 | ^^^^^^^^ help: try: `i64::from(c)`
7 = note: `-D clippy::cast-lossless` implied by `-D warnings`
9 error: aborting due to previous error