// run-rustfix

fn main() {
    let _ptr1: *const u32 = std::ptr::null();
    let _ptr2: *const u32 = std::ptr::null();
    let _a = _ptr1.wrapping_add(5); //~ ERROR cannot add
    let _b = _ptr1.wrapping_sub(5); //~ ERROR cannot subtract
    let _c = unsafe { _ptr2.offset_from(_ptr1) }; //~ ERROR cannot subtract
    let _d = _ptr1.wrapping_add(5); //~ ERROR cannot index
}