mirror of
https://github.com/rust-lang/rust-clippy
synced 2024-11-14 00:47:16 +00:00
30 lines
732 B
Rust
30 lines
732 B
Rust
#![allow(unused)]
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#![warn(clippy::size_of_ref)]
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use std::mem::size_of_val;
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fn main() {
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let x = 5;
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let y = &x;
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size_of_val(&x); // no lint
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size_of_val(y); // no lint
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size_of_val(&&x);
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//~^ ERROR: argument to `std::mem::size_of_val()` is a reference to a reference
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size_of_val(&y);
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//~^ ERROR: argument to `std::mem::size_of_val()` is a reference to a reference
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}
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struct S {
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field: u32,
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data: Vec<u8>,
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}
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impl S {
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/// Get size of object including `self`, in bytes.
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pub fn size(&self) -> usize {
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std::mem::size_of_val(&self) + (std::mem::size_of::<u8>() * self.data.capacity())
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//~^ ERROR: argument to `std::mem::size_of_val()` is a reference to a reference
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}
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}
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