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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
commit | 218caa410aa38c29984be31a5229b9fa717560ee (patch) | |
tree | c54bd55eeb6e4c508940a30e94c0032fbd45d677 /tests/ui/inline-const/const-expr-lifetime-err.rs | |
parent | Releasing progress-linux version 1.67.1+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-218caa410aa38c29984be31a5229b9fa717560ee.tar.xz rustc-218caa410aa38c29984be31a5229b9fa717560ee.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/inline-const/const-expr-lifetime-err.rs')
-rw-r--r-- | tests/ui/inline-const/const-expr-lifetime-err.rs | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/tests/ui/inline-const/const-expr-lifetime-err.rs b/tests/ui/inline-const/const-expr-lifetime-err.rs new file mode 100644 index 000000000..0a032a733 --- /dev/null +++ b/tests/ui/inline-const/const-expr-lifetime-err.rs @@ -0,0 +1,29 @@ +#![feature(const_mut_refs)] +#![feature(inline_const)] + +use std::marker::PhantomData; + +#[derive(PartialEq, Eq)] +pub struct InvariantRef<'a, T: ?Sized>(&'a T, PhantomData<&'a mut &'a T>); + +impl<'a, T: ?Sized> InvariantRef<'a, T> { + pub const fn new(r: &'a T) -> Self { + InvariantRef(r, PhantomData) + } +} + +impl<'a> InvariantRef<'a, ()> { + pub const NEW: Self = InvariantRef::new(&()); +} + +fn equate<T>(x: T, y: T){} + +fn foo<'a>() { + let y = (); + equate(InvariantRef::new(&y), const { InvariantRef::<'a>::NEW }); + //~^ ERROR `y` does not live long enough [E0597] +} + +fn main() { + foo(); +} |