diff options
Diffstat (limited to 'tests/ui/invalid/invalid-rustc_legacy_const_generics-arguments.rs')
-rw-r--r-- | tests/ui/invalid/invalid-rustc_legacy_const_generics-arguments.rs | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/tests/ui/invalid/invalid-rustc_legacy_const_generics-arguments.rs b/tests/ui/invalid/invalid-rustc_legacy_const_generics-arguments.rs new file mode 100644 index 000000000..6eabd9b10 --- /dev/null +++ b/tests/ui/invalid/invalid-rustc_legacy_const_generics-arguments.rs @@ -0,0 +1,43 @@ +#![feature(rustc_attrs)] + +#[rustc_legacy_const_generics(0)] //~ ERROR #[rustc_legacy_const_generics] must have one index for +fn foo1() {} + +#[rustc_legacy_const_generics(1)] //~ ERROR index exceeds number of arguments +fn foo2<const X: usize>() {} + +#[rustc_legacy_const_generics(2)] //~ ERROR index exceeds number of arguments +fn foo3<const X: usize>(_: u8) {} + +#[rustc_legacy_const_generics(a)] //~ ERROR arguments should be non-negative integers +fn foo4<const X: usize>() {} + +#[rustc_legacy_const_generics(1, a, 2, b)] //~ ERROR arguments should be non-negative integers +fn foo5<const X: usize, const Y: usize, const Z: usize, const W: usize>() {} + +#[rustc_legacy_const_generics(0)] //~ ERROR attribute should be applied to a function +struct S; + +#[rustc_legacy_const_generics(0usize)] //~ ERROR suffixed literals are not allowed in attributes +fn foo6<const X: usize>() {} + +extern { + #[rustc_legacy_const_generics(1)] //~ ERROR attribute should be applied to a function + fn foo7<const X: usize>(); //~ ERROR foreign items may not have const parameters +} + +#[rustc_legacy_const_generics(0)] //~ ERROR #[rustc_legacy_const_generics] functions must only have +fn foo8<X>() {} + +impl S { + #[rustc_legacy_const_generics(0)] //~ ERROR attribute should be applied to a function + fn foo9<const X: usize>() {} +} + +#[rustc_legacy_const_generics] //~ ERROR malformed `rustc_legacy_const_generics` attribute +fn bar1() {} + +#[rustc_legacy_const_generics = 1] //~ ERROR malformed `rustc_legacy_const_generics` attribute +fn bar2() {} + +fn main() {} |