diff options
Diffstat (limited to 'tests/ui/rfcs/rfc-2008-non-exhaustive/improper_ctypes/extern_crate_improper.rs')
-rw-r--r-- | tests/ui/rfcs/rfc-2008-non-exhaustive/improper_ctypes/extern_crate_improper.rs | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/tests/ui/rfcs/rfc-2008-non-exhaustive/improper_ctypes/extern_crate_improper.rs b/tests/ui/rfcs/rfc-2008-non-exhaustive/improper_ctypes/extern_crate_improper.rs new file mode 100644 index 000000000..15c0c695f --- /dev/null +++ b/tests/ui/rfcs/rfc-2008-non-exhaustive/improper_ctypes/extern_crate_improper.rs @@ -0,0 +1,24 @@ +// aux-build:types.rs +#![deny(improper_ctypes)] + +extern crate types; + +// This test checks that non-exhaustive types with `#[repr(C)]` from an extern crate are considered +// improper. + +use types::{NonExhaustiveEnum, NonExhaustiveVariants, NormalStruct, TupleStruct, UnitStruct}; + +extern "C" { + pub fn non_exhaustive_enum(_: NonExhaustiveEnum); + //~^ ERROR `extern` block uses type `NonExhaustiveEnum`, which is not FFI-safe + pub fn non_exhaustive_normal_struct(_: NormalStruct); + //~^ ERROR `extern` block uses type `NormalStruct`, which is not FFI-safe + pub fn non_exhaustive_unit_struct(_: UnitStruct); + //~^ ERROR `extern` block uses type `UnitStruct`, which is not FFI-safe + pub fn non_exhaustive_tuple_struct(_: TupleStruct); + //~^ ERROR `extern` block uses type `TupleStruct`, which is not FFI-safe + pub fn non_exhaustive_variant(_: NonExhaustiveVariants); + //~^ ERROR `extern` block uses type `NonExhaustiveVariants`, which is not FFI-safe +} + +fn main() {} |