diff options
Diffstat (limited to 'src/test/ui/lint/opaque-ty-ffi-normalization-cycle.rs')
-rw-r--r-- | src/test/ui/lint/opaque-ty-ffi-normalization-cycle.rs | 41 |
1 files changed, 0 insertions, 41 deletions
diff --git a/src/test/ui/lint/opaque-ty-ffi-normalization-cycle.rs b/src/test/ui/lint/opaque-ty-ffi-normalization-cycle.rs deleted file mode 100644 index c83bca4a4..000000000 --- a/src/test/ui/lint/opaque-ty-ffi-normalization-cycle.rs +++ /dev/null @@ -1,41 +0,0 @@ -#![feature(type_alias_impl_trait)] -#![allow(unused)] -#![deny(improper_ctypes)] - -pub trait TraitA { - type Assoc; -} - -impl TraitA for u32 { - type Assoc = u32; -} - -pub trait TraitB { - type Assoc; -} - -impl<T> TraitB for T -where - T: TraitA, -{ - type Assoc = <T as TraitA>::Assoc; -} - -type AliasA = impl TraitA<Assoc = u32>; - -type AliasB = impl TraitB; - -fn use_of_a() -> AliasA { - 3 -} - -fn use_of_b() -> AliasB { - 3 -} - -extern "C" { - fn lint_me() -> <AliasB as TraitB>::Assoc; - //~^ ERROR `extern` block uses type `AliasB`, which is not FFI-safe -} - -fn main() {} |