rust/tests/ui/consts/zst_no_llvm_alloc.rs
2023-01-11 09:32:08 +00:00

22 lines
597 B
Rust

// run-pass
#[repr(align(4))]
struct Foo;
static FOO: Foo = Foo;
fn main() {
let x: &'static () = &();
assert_ne!(x as *const () as usize, 1);
let x: &'static Foo = &Foo;
assert_ne!(x as *const Foo as usize, 4);
// statics must have a unique address
assert_ne!(&FOO as *const Foo as usize, 4);
// FIXME this two tests should be assert_eq!
// this stopped working since we are promoting to constants instead of statics
assert_ne!(<Vec<i32>>::new().as_ptr(), <&[i32]>::default().as_ptr());
assert_ne!(<Box<[i32]>>::default().as_ptr(), (&[]).as_ptr());
}