src/test/ui/consts/zst_no_llvm_alloc.rs

   1 // run-pass
   2
   3 #[repr(align(4))]
   4 struct Foo;
   5
   6 static FOO: Foo = Foo;
   7
   8 fn main() {
   9     let x: &'static () = &();
  10     assert_ne!(x as *const () as usize, 1);
  11     let x: &'static Foo = &Foo;
  12     assert_ne!(x as *const Foo as usize, 4);
  13
  14     // statics must have a unique address
  15     assert_ne!(&FOO as *const Foo as usize, 4);
  16
  17     // FIXME this two tests should be assert_eq!
  18     // this stopped working since we are promoting to constants instead of statics
  19     assert_ne!(<Vec<i32>>::new().as_ptr(), <&[i32]>::default().as_ptr());
  20     assert_ne!(<Box<[i32]>>::default().as_ptr(), (&[]).as_ptr());
  21 }