55 lines
1.1 KiB
Rust
55 lines
1.1 KiB
Rust
#![warn(clippy::ptr_eq)]
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#![no_std]
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#![feature(lang_items)]
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use core::panic::PanicInfo;
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#[lang = "eh_personality"]
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extern "C" fn eh_personality() {}
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#[panic_handler]
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fn panic(info: &PanicInfo) -> ! {
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loop {}
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}
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macro_rules! mac {
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($a:expr, $b:expr) => {
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$a as *const _ as usize == $b as *const _ as usize
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};
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}
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macro_rules! another_mac {
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($a:expr, $b:expr) => {
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$a as *const _ == $b as *const _
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};
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}
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fn main() {
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let a = &[1, 2, 3];
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let b = &[1, 2, 3];
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let _ = core::ptr::eq(a, b);
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//~^ ptr_eq
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let _ = core::ptr::eq(a, b);
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//~^ ptr_eq
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let _ = core::ptr::eq(a.as_ptr(), b as *const _);
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//~^ ptr_eq
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let _ = core::ptr::eq(a.as_ptr(), b.as_ptr());
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//~^ ptr_eq
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// Do not lint
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let _ = mac!(a, b);
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let _ = another_mac!(a, b);
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let a = &mut [1, 2, 3];
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let b = &mut [1, 2, 3];
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let _ = core::ptr::eq(a.as_mut_ptr(), b as *mut [i32] as *mut _);
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//~^ ptr_eq
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let _ = core::ptr::eq(a.as_mut_ptr(), b.as_mut_ptr());
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//~^ ptr_eq
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let _ = a == b;
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let _ = core::ptr::eq(a, b);
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}
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