diff options
Diffstat (limited to 'tests/ui/const-generics/sneaky-array-repeat-expr.rs')
-rw-r--r-- | tests/ui/const-generics/sneaky-array-repeat-expr.rs | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/tests/ui/const-generics/sneaky-array-repeat-expr.rs b/tests/ui/const-generics/sneaky-array-repeat-expr.rs new file mode 100644 index 000000000..b147c246b --- /dev/null +++ b/tests/ui/const-generics/sneaky-array-repeat-expr.rs @@ -0,0 +1,32 @@ +trait Trait<const N: usize> { + const Assoc: usize; +} + +impl<const N: usize> Trait<N> for () { + const Assoc: usize = 1; +} + + +pub const fn foo<const N: usize>() where (): Trait<N> { + let bar = [(); <()>::Assoc]; + //~^ error: constant expression depends on a generic parameter +} + +trait Trait2<const N: usize> { + const Assoc2: usize; +} + +impl<const N: usize> Trait2<N> for () { + const Assoc2: usize = N - 1; +} + + +pub const fn foo2<const N: usize>() where (): Trait2<N> { + let bar2 = [(); <()>::Assoc2]; + //~^ error: constant expression depends on a generic parameter +} + +fn main() { + foo::<0>(); + foo2::<0>(); +} |