Function core::const: unstable · source ·
pub extern "rust-intrinsic" fn ptr_guaranteed_cmp<T>( ptr: *const T, other: *const T ) -> u8
🔬This is a nightly-only experimental API. (
See documentation of
<*const T>::guaranteed_eq for details.
2 if the result is unknown.
1 if the pointers are guaranteed equal
0 if the pointers are guaranteed inequal
Note that, unlike most intrinsics, this is safe to call;
it does not require an
Therefore, implementations must not require the user to uphold
any safety invariants.