src/test/ui/unsafe/unsafe-unstable-const-fn.rs

   1 // revisions: mir thir
   2 // [thir]compile-flags: -Z thir-unsafeck
   3
   4 #![stable(feature = "foo", since = "1.33.0")]
   5 #![feature(staged_api)]
   6 #![feature(const_raw_ptr_deref)]
   7
   8 #[stable(feature = "foo", since = "1.33.0")]
   9 #[rustc_const_unstable(feature = "const_foo", issue = "none")]
  10 const fn unstable(a: *const i32, b: i32) -> bool {
  11     *a == b
  12     //~^ dereference of raw pointer is unsafe
  13 }
  14
  15 fn main() {}