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add some DispatchFromDyn ABI compatibility tests

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This commit is contained in:
Ralf Jung 2023-09-09 13:05:12 +02:00
parent 4f606eb423
commit 6f2c051aba
1 changed files with 5 additions and 0 deletions
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5
tests/ui/abi/compatibility.rs
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@ -85,6 +85,11 @@ test_abi_compatible!(zst_unit, Zst, ());
test_abi_compatible!(zst_array, Zst, [u8; 0]);
test_abi_compatible!(nonzero_int, NonZeroI32, i32);
// `DispatchFromDyn` relies on ABI compatibility.
// This is interesting since these types are not `repr(transparent)`.
test_abi_compatible!(rc, std::rc::Rc<i32>, *mut i32);
test_abi_compatible!(arc, std::sync::Arc<i32>, *mut i32);
// `repr(transparent)` compatibility.
#[repr(transparent)]
struct Wrapper1<T: ?Sized>(T);