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add test for rust-lang#107228
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matthiaskrgr authored and RenjiSann committed Mar 25, 2024
1 parent 03a844c commit 832894a
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28 changes: 28 additions & 0 deletions tests/ui/specialization/broken-mir-drop-glue-107228.rs
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// issue: rust-lang/rust#107228
// ICE broken MIR in DropGlue
//@ compile-flags: -Zvalidate-mir
//@ check-pass

#![feature(specialization)]
#![crate_type="lib"]
#![allow(incomplete_features)]

pub(crate) trait SpecTrait {
type Assoc;
}

impl<C> SpecTrait for C {
default type Assoc = Vec<Self>;
}

pub(crate) struct AssocWrap<C: SpecTrait> {
_assoc: C::Assoc,
}

fn instantiate<C: SpecTrait>() -> AssocWrap<C> {
loop {}
}

pub fn main() {
instantiate::<()>();
}

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