rust/tests/ui/vec_box_sized.rs

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// run-rustfix
#![allow(dead_code)]
struct SizedStruct(i32);
struct UnsizedStruct([i32]);
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struct BigStruct([i32; 10000]);
/// The following should trigger the lint
mod should_trigger {
use super::SizedStruct;
struct StructWithVecBox {
sized_type: Vec<Box<SizedStruct>>,
}
struct A(Vec<Box<SizedStruct>>);
struct B(Vec<Vec<Box<(u32)>>>);
}
/// The following should not trigger the lint
mod should_not_trigger {
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use super::{BigStruct, UnsizedStruct};
struct C(Vec<Box<UnsizedStruct>>);
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struct D(Vec<Box<BigStruct>>);
struct StructWithVecBoxButItsUnsized {
unsized_type: Vec<Box<UnsizedStruct>>,
}
struct TraitVec<T: ?Sized> {
// Regression test for #3720. This was causing an ICE.
inner: Vec<Box<T>>,
}
}
fn main() {}