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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/rfc-2632-const-trait-impl/specializing-constness-2.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/rfc-2632-const-trait-impl/specializing-constness-2.rs')
-rw-r--r-- | tests/ui/rfc-2632-const-trait-impl/specializing-constness-2.rs | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/tests/ui/rfc-2632-const-trait-impl/specializing-constness-2.rs b/tests/ui/rfc-2632-const-trait-impl/specializing-constness-2.rs new file mode 100644 index 000000000..633543700 --- /dev/null +++ b/tests/ui/rfc-2632-const-trait-impl/specializing-constness-2.rs @@ -0,0 +1,31 @@ +#![feature(const_trait_impl, min_specialization, rustc_attrs)] + +#[rustc_specialization_trait] +#[const_trait] +pub trait Sup {} + +impl const Sup for () {} + +#[const_trait] +pub trait A { + fn a() -> u32; +} + +impl<T: Default> A for T { + default fn a() -> u32 { + 2 + } +} + +impl<T: Default + ~const Sup> const A for T { + fn a() -> u32 { + 3 + } +} + +const fn generic<T: Default>() { + <T as A>::a(); + //~^ ERROR: the trait bound `T: ~const Sup` is not satisfied +} + +fn main() {} |