rust/tests/ui/consts/const-eval/union-ice.rs
2024-02-16 20:02:50 +00:00

49 lines
794 B
Rust

//@ only-x86_64
type Field1 = i32;
type Field3 = i64;
#[repr(C)]
union DummyUnion {
field1: Field1,
field3: Field3,
}
const UNION: DummyUnion = DummyUnion { field1: 1065353216 };
const FIELD3: Field3 = unsafe { UNION.field3 };
//~^ ERROR evaluation of constant value failed
//~| uninitialized
const FIELD_PATH: Struct = Struct {
a: 42,
b: unsafe { UNION.field3 },
//~^ ERROR evaluation of constant value failed
//~| uninitialized
};
struct Struct {
a: u8,
b: Field3,
}
const FIELD_PATH2: Struct2 = Struct2 {
b: [
21,
unsafe { UNION.field3 },
//~^ ERROR evaluation of constant value failed
//~| uninitialized
23,
24,
],
a: 42,
};
struct Struct2 {
b: [Field3; 4],
a: u8,
}
fn main() {
}