error: any use of this value will cause an error
  --> $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
   |
LL |         unsafe { intrinsics::offset(self, count) }
   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
   |                  |
   |                  inbounds test failed: pointer must be in-bounds at offset $TWO_WORDS, but is outside bounds of alloc2 which has size $WORD
   |                  inside `ptr::const_ptr::<impl *const usize>::offset` at $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
   |                  inside `_` at $DIR/ptr_comparisons.rs:61:34
   | 
  ::: $DIR/ptr_comparisons.rs:61:1
   |
LL | const _: *const usize = unsafe { (FOO as *const usize).offset(2) };
   | -------------------------------------------------------------------
   |
   = note: `#[deny(const_err)]` on by default
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
   = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800>

error: any use of this value will cause an error
  --> $DIR/ptr_comparisons.rs:66:33
   |
LL | / const _: *const u8 =
LL | |
LL | |     unsafe { std::ptr::addr_of!((*(FOO as *const usize as *const [u8; 1000]))[999]) };
   | |_________________________________^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^___-
   |                                   |
   |                                   memory access failed: pointer must be in-bounds at offset 1000, but is outside bounds of alloc2 which has size $WORD
   |
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
   = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800>

error: any use of this value will cause an error
  --> $DIR/ptr_comparisons.rs:72:27
   |
LL | const _: usize = unsafe { std::mem::transmute::<*const usize, usize>(FOO) + 4 };
   | --------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---
   |                           |
   |                           cannot cast pointer to integer because it was not created by cast from integer
   |
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
   = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800>

error: any use of this value will cause an error
  --> $DIR/ptr_comparisons.rs:79:27
   |
LL | const _: usize = unsafe { *std::mem::transmute::<&&usize, &usize>(&FOO) + 4 };
   | --------------------------^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---
   |                           |
   |                           cannot cast pointer to integer because it was not created by cast from integer
   |
   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
   = note: for more information, see issue #71800 <https://github.com/rust-lang/rust/issues/71800>

error: aborting due to 4 previous errors