src/test/ui/consts/transmute-const.rs


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// run-pass

use std::mem;

#[repr(transparent)]
struct Foo(#[allow(unused_tuple_struct_fields)] u32);

const TRANSMUTED_U32: u32 = unsafe { mem::transmute(Foo(3)) };

fn main() {
    assert_eq!(TRANSMUTED_U32, 3);
}