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//@aux-build:proc_macros.rs
#![warn(clippy::borrow_as_ptr)]
#![allow(clippy::useless_vec)]
extern crate proc_macros;
fn a() -> i32 {
0
}
#[clippy::msrv = "1.75"]
fn main() {
let val = 1;
let _p = &val as *const i32;
//~^ borrow_as_ptr
let _p = &0 as *const i32;
let _p = &a() as *const i32;
let vec = vec![1];
let _p = &vec.len() as *const usize;
let mut val_mut = 1;
let _p_mut = &mut val_mut as *mut i32;
//~^ borrow_as_ptr
let mut x: [i32; 2] = [42, 43];
let _raw = (&mut x[1] as *mut i32).wrapping_offset(-1);
//~^ borrow_as_ptr
}
fn issue_13882() {
let mut x: [i32; 2] = [42, 43];
let _raw = (&mut x[1] as *mut i32).wrapping_offset(-1);
//~^ borrow_as_ptr
}
fn implicit_cast() {
let val = 1;
let p: *const i32 = &val;
//~^ borrow_as_ptr
let mut val = 1;
let p: *mut i32 = &mut val;
//~^ borrow_as_ptr
let mut val = 1;
// Only lint the leftmost argument, the rightmost is ref to a temporary
core::ptr::eq(&val, &1);
//~^ borrow_as_ptr
// Do not lint references to temporaries
core::ptr::eq(&0i32, &1i32);
}
fn issue_15141() {
let a = String::new();
// Don't lint cast to dyn trait pointers
let b = &a as *const dyn std::any::Any;
}
fn issue15389() {
proc_macros::with_span! {
span
let var = 0u32;
// Don't lint in proc-macros
let _ = &var as *const u32;
};
}
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