1error[E0308]: mismatched types 2 --> $DIR/pptypedef.rs:4:37 3 | 4LL | let_in(3u32, |i| { assert!(i == 3i32); }); 5 | ^^^^ expected `u32`, found `i32` 6 | 7help: change the type of the numeric literal from `i32` to `u32` 8 | 9LL | let_in(3u32, |i| { assert!(i == 3u32); }); 10 | ~~~ 11 12error[E0308]: mismatched types 13 --> $DIR/pptypedef.rs:8:37 14 | 15LL | let_in(3i32, |i| { assert!(i == 3u32); }); 16 | ^^^^ expected `i32`, found `u32` 17 | 18help: change the type of the numeric literal from `u32` to `i32` 19 | 20LL | let_in(3i32, |i| { assert!(i == 3i32); }); 21 | ~~~ 22 23error: aborting due to 2 previous errors 24 25For more information about this error, try `rustc --explain E0308`. 26