rust/tests/compile-fail/enums_clike.rs

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// ignore-x86
#![feature(plugin, associated_consts)]
#![plugin(clippy)]
#![deny(clippy)]
#![allow(unused)]
#[repr(usize)]
enum NonPortable {
X = 0x1_0000_0000, //~ ERROR: Clike enum variant discriminant is not portable to 32-bit targets
Y = 0,
Z = 0x7FFF_FFFF,
A = 0xFFFF_FFFF,
}
enum NonPortableNoHint {
X = 0x1_0000_0000, //~ ERROR: Clike enum variant discriminant is not portable to 32-bit targets
Y = 0,
Z = 0x7FFF_FFFF,
A = 0xFFFF_FFFF, //~ ERROR: Clike enum variant discriminant is not portable to 32-bit targets
}
#[repr(isize)]
enum NonPortableSigned {
X = -1,
Y = 0x7FFF_FFFF,
Z = 0xFFFF_FFFF, //~ ERROR: Clike enum variant discriminant is not portable to 32-bit targets
A = 0x1_0000_0000, //~ ERROR: Clike enum variant discriminant is not portable to 32-bit targets
B = std::i32::MIN as isize,
C = (std::i32::MIN as isize) - 1, //~ ERROR: Clike enum variant discriminant is not portable to 32-bit targets
}
enum NonPortableSignedNoHint {
X = -1,
Y = 0x7FFF_FFFF,
Z = 0xFFFF_FFFF, //~ ERROR: Clike enum variant discriminant is not portable to 32-bit targets
A = 0x1_0000_0000, //~ ERROR: Clike enum variant discriminant is not portable to 32-bit targets
}
/*
FIXME: uncomment once https://github.com/rust-lang/rust/issues/31910 is fixed
#[repr(usize)]
enum NonPortable2<T: Trait> {
X = Trait::Number,
Y = 0,
}
trait Trait {
const Number: usize = 0x1_0000_0000;
}
*/
fn main() {
}