64 lines
1.2 KiB
Rust
64 lines
1.2 KiB
Rust
//@aux-build:proc_macros.rs
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#![allow(clippy::return_self_not_must_use, clippy::useless_vec)]
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#![warn(clippy::deref_addrof)]
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extern crate proc_macros;
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use proc_macros::inline_macros;
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fn get_number() -> usize {
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10
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}
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fn get_reference(n: &usize) -> &usize {
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n
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}
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#[allow(clippy::double_parens)]
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#[allow(unused_variables, unused_parens)]
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fn main() {
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let a = 10;
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let aref = &a;
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let b = *&a;
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let b = *&get_number();
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let b = *get_reference(&a);
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let bytes: Vec<usize> = vec![1, 2, 3, 4];
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let b = *&bytes[1..2][0];
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//This produces a suggestion of 'let b = (a);' which
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//will trigger the 'unused_parens' lint
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let b = *&(a);
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let b = *(&a);
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#[rustfmt::skip]
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let b = *((&a));
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let b = *&&a;
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let b = **&aref;
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let _ = unsafe { *core::ptr::addr_of!(a) };
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let _repeat = *&[0; 64];
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// do NOT lint for array as semantic differences with/out `*&`.
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let _arr = *&[0, 1, 2, 3, 4];
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}
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#[derive(Copy, Clone)]
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pub struct S;
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#[inline_macros]
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impl S {
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pub fn f(&self) -> &Self {
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inline!(*& $(@expr self))
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}
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#[allow(unused_mut)] // mut will be unused, once the macro is fixed
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pub fn f_mut(mut self) -> Self {
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inline!(*&mut $(@expr self))
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}
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}
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