rust/src/test/ui/issues/issue-52023-array-size-pointer-cast.stderr

error[E0658]: casting pointers to integers in constants is unstable (see issue #51910)
  --> $DIR/issue-52023-array-size-pointer-cast.rs:12:17
   |
LL |     let _ = [0; (&0 as *const i32) as usize]; //~ ERROR casting pointers to integers in constants
   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |
   = help: add #![feature(const_raw_ptr_to_usize_cast)] to the crate attributes to enable

error[E0080]: it is undefined behavior to use this value
  --> $DIR/issue-52023-array-size-pointer-cast.rs:12:17
   |
LL |     let _ = [0; (&0 as *const i32) as usize]; //~ ERROR casting pointers to integers in constants
   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^ type validation failed: encountered a pointer, but expected initialized plain (non-pointer) bytes
   |
   = note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rust compiler repository if you believe it should not be considered undefined behavior

error: aborting due to 2 previous errors

Some errors occurred: E0080, E0658.
For more information about an error, try `rustc --explain E0080`.