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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/rfc-2632-const-trait-impl/const-drop-fail.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/rfc-2632-const-trait-impl/const-drop-fail.rs')
-rw-r--r-- | src/test/ui/rfc-2632-const-trait-impl/const-drop-fail.rs | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/src/test/ui/rfc-2632-const-trait-impl/const-drop-fail.rs b/src/test/ui/rfc-2632-const-trait-impl/const-drop-fail.rs new file mode 100644 index 000000000..001dd430a --- /dev/null +++ b/src/test/ui/rfc-2632-const-trait-impl/const-drop-fail.rs @@ -0,0 +1,51 @@ +// revisions: stock precise +#![feature(const_trait_impl)] +#![feature(const_mut_refs)] +#![cfg_attr(precise, feature(const_precise_live_drops))] + +use std::marker::{Destruct, PhantomData}; + +struct NonTrivialDrop; + +impl Drop for NonTrivialDrop { + fn drop(&mut self) { + println!("Non trivial drop"); + } +} + +struct ConstImplWithDropGlue(NonTrivialDrop); + +impl const Drop for ConstImplWithDropGlue { + fn drop(&mut self) {} +} + +trait A { fn a() { println!("A"); } } + +impl A for NonTrivialDrop {} + +struct ConstDropImplWithBounds<T: A>(PhantomData<T>); + +impl<T: ~const A> const Drop for ConstDropImplWithBounds<T> { + fn drop(&mut self) { + T::a(); + } +} + +const fn check<T: ~const Destruct>(_: T) {} + +macro_rules! check_all { + ($($exp:expr),*$(,)?) => {$( + const _: () = check($exp); + )*}; +} + +check_all! { + NonTrivialDrop, + //~^ ERROR can't drop + ConstImplWithDropGlue(NonTrivialDrop), + //~^ ERROR can't drop + ConstDropImplWithBounds::<NonTrivialDrop>(PhantomData), + //~^ ERROR the trait bound +} + +fn main() {} |