diff options
Diffstat (limited to 'tests/ui/rfcs/rfc-2632-const-trait-impl/const-closure-trait-method-fail.rs')
-rw-r--r-- | tests/ui/rfcs/rfc-2632-const-trait-impl/const-closure-trait-method-fail.rs | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/tests/ui/rfcs/rfc-2632-const-trait-impl/const-closure-trait-method-fail.rs b/tests/ui/rfcs/rfc-2632-const-trait-impl/const-closure-trait-method-fail.rs new file mode 100644 index 000000000..b4cc7a9e1 --- /dev/null +++ b/tests/ui/rfcs/rfc-2632-const-trait-impl/const-closure-trait-method-fail.rs @@ -0,0 +1,20 @@ +// known-bug: #110395 + +#![feature(const_trait_impl)] + +#[const_trait] +trait Tr { + fn a(self) -> i32; +} + +impl Tr for () { + fn a(self) -> i32 { 42 } +} + +const fn need_const_closure<T: ~const FnOnce(()) -> i32>(x: T) -> i32 { + x(()) +} + +const _: () = assert!(need_const_closure(Tr::a) == 42); + +fn main() {} |