rust/tests/ui/cast_lossless_integer.rs

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#[warn(cast_lossless)]
#[allow(no_effect, unnecessary_operation)]
fn main() {
// Test cast_lossless with casts to integer types
1i8 as i16;
1i8 as i32;
1i8 as i64;
1u8 as i16;
1u8 as i32;
1u8 as i64;
1u8 as u16;
1u8 as u32;
1u8 as u64;
1i16 as i32;
1i16 as i64;
1u16 as i32;
1u16 as i64;
1u16 as u32;
1u16 as u64;
1i32 as i64;
1u32 as i64;
1u32 as u64;
}