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clippy 0.0.201 - Docs.rs
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clippy 0.0.201

A bunch of helpful lints to avoid common pitfalls in Rust



#![allow(unused)]
#![feature(core_intrinsics)]

extern crate core;
use std::intrinsics::{init, uninit};

fn main() {
    let x = 1; 
    unsafe { 
        ref_to_zeroed_std(&x);
        ref_to_zeroed_core(&x);
        ref_to_zeroed_intr(&x);
        ref_to_uninit_std(&x);
        ref_to_uninit_core(&x);
        ref_to_uninit_intr(&x);
        some_ref();
        std_zeroed_no_ref();
        core_zeroed_no_ref();
        intr_init_no_ref();
    }
}

unsafe fn ref_to_zeroed_std<T: ?Sized>(t: &T) {
    let ref_zero: &T = std::mem::zeroed();     // warning
}

unsafe fn ref_to_zeroed_core<T: ?Sized>(t: &T) {
    let ref_zero: &T = core::mem::zeroed();   // warning
}

unsafe fn ref_to_zeroed_intr<T: ?Sized>(t: &T) {
    let ref_zero: &T = std::intrinsics::init();   // warning
}

unsafe fn ref_to_uninit_std<T: ?Sized>(t: &T) {
    let ref_uninit: &T = std::mem::uninitialized();   // warning
}

unsafe fn ref_to_uninit_core<T: ?Sized>(t: &T) {
    let ref_uninit: &T = core::mem::uninitialized();   // warning
}

unsafe fn ref_to_uninit_intr<T: ?Sized>(t: &T) {
    let ref_uninit: &T = std::intrinsics::uninit();   // warning
}

fn some_ref() {
    let some_ref = &1; 
}

unsafe fn std_zeroed_no_ref() {
    let mem_zero: usize = std::mem::zeroed();  // no warning
}

unsafe fn core_zeroed_no_ref() {
    let mem_zero: usize = core::mem::zeroed();  // no warning
}

unsafe fn intr_init_no_ref() {
    let mem_zero: usize = std::intrinsics::init(); // no warning
}