error: casting i32 to i64 may become silently lossy if types change --> $DIR/types.rs:9:23 | 9 | let c_i64 : i64 = c as i64; | ^^^^^^^^ help: try: `i64::from(c)` | = note: `-D clippy::cast-lossless` implied by `-D warnings` error: aborting due to previous error