diff options
Diffstat (limited to 'tests/ui/packed/packed-with-inference-vars-issue-61402.rs')
-rw-r--r-- | tests/ui/packed/packed-with-inference-vars-issue-61402.rs | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/tests/ui/packed/packed-with-inference-vars-issue-61402.rs b/tests/ui/packed/packed-with-inference-vars-issue-61402.rs new file mode 100644 index 000000000..659864c1d --- /dev/null +++ b/tests/ui/packed/packed-with-inference-vars-issue-61402.rs @@ -0,0 +1,22 @@ +// run-pass +// If a struct is packed and its last field has drop glue, then that +// field needs to be Sized (to allow it to be destroyed out-of-place). +// +// This is checked by the compiler during wfcheck. That check used +// to have problems with associated types in the last field - test +// that this doesn't ICE. + +#![allow(unused_imports, dead_code)] + +pub struct S; + +pub trait Trait<R> { type Assoc; } + +impl<X> Trait<X> for S { type Assoc = X; } + +#[repr(C, packed)] +struct PackedAssocSized { + pos: Box<<S as Trait<usize>>::Assoc>, +} + +fn main() { println!("Hello, world!"); } |