1 files changed, 127 insertions, 0 deletions
diff --git a/third_party/rust/pin-project-lite/tests/expand/default/enum.expanded.rs b/third_party/rust/pin-project-lite/tests/expand/default/enum.expanded.rs
new file mode 100644
index 0000000000..eae0aac85e
--- /dev/null
+++ b/third_party/rust/pin-project-lite/tests/expand/default/enum.expanded.rs
@@ -0,0 +1,127 @@
+use pin_project_lite::pin_project;
+enum Enum<T, U> {
+    Struct { pinned: T, unpinned: U },
+    Unit,
+}
+#[allow(dead_code)]
+#[allow(single_use_lifetimes)]
+#[allow(clippy::unknown_clippy_lints)]
+#[allow(clippy::mut_mut)]
+#[allow(clippy::redundant_pub_crate)]
+#[allow(clippy::ref_option_ref)]
+#[allow(clippy::type_repetition_in_bounds)]
+enum EnumProj<'__pin, T, U>
+where
+    Enum<T, U>: '__pin,
+{
+    Struct {
+        pinned: ::pin_project_lite::__private::Pin<&'__pin mut (T)>,
+        unpinned: &'__pin mut (U),
+    },
+    Unit,
+}
+#[allow(dead_code)]
+#[allow(single_use_lifetimes)]
+#[allow(clippy::unknown_clippy_lints)]
+#[allow(clippy::mut_mut)]
+#[allow(clippy::redundant_pub_crate)]
+#[allow(clippy::ref_option_ref)]
+#[allow(clippy::type_repetition_in_bounds)]
+enum EnumProjRef<'__pin, T, U>
+where
+    Enum<T, U>: '__pin,
+{
+    Struct {
+        pinned: ::pin_project_lite::__private::Pin<&'__pin (T)>,
+        unpinned: &'__pin (U),
+    },
+    Unit,
+}
+#[allow(dead_code)]
+#[allow(single_use_lifetimes)]
+#[allow(clippy::mut_mut)]
+#[allow(clippy::redundant_pub_crate)]
+#[allow(clippy::type_repetition_in_bounds)]
+enum EnumProjReplace<T, U> {
+    Struct {
+        pinned: ::pin_project_lite::__private::PhantomData<T>,
+        unpinned: U,
+    },
+    Unit,
+}
+#[allow(single_use_lifetimes)]
+#[allow(clippy::unknown_clippy_lints)]
+#[allow(clippy::used_underscore_binding)]
+const _: () = {
+    impl<T, U> Enum<T, U> {
+        fn project<'__pin>(
+            self: ::pin_project_lite::__private::Pin<&'__pin mut Self>,
+        ) -> EnumProj<'__pin, T, U> {
+            unsafe {
+                match self.get_unchecked_mut() {
+                    Self::Struct { pinned, unpinned } => EnumProj::Struct {
+                        pinned: ::pin_project_lite::__private::Pin::new_unchecked(pinned),
+                        unpinned: unpinned,
+                    },
+                    Self::Unit => EnumProj::Unit,
+                }
+            }
+        }
+        fn project_ref<'__pin>(
+            self: ::pin_project_lite::__private::Pin<&'__pin Self>,
+        ) -> EnumProjRef<'__pin, T, U> {
+            unsafe {
+                match self.get_ref() {
+                    Self::Struct { pinned, unpinned } => EnumProjRef::Struct {
+                        pinned: ::pin_project_lite::__private::Pin::new_unchecked(pinned),
+                        unpinned: unpinned,
+                    },
+                    Self::Unit => EnumProjRef::Unit,
+                }
+            }
+        }
+        fn project_replace(
+            self: ::pin_project_lite::__private::Pin<&mut Self>,
+            replacement: Self,
+        ) -> EnumProjReplace<T, U> {
+            unsafe {
+                let __self_ptr: *mut Self = self.get_unchecked_mut();
+                let __guard = ::pin_project_lite::__private::UnsafeOverwriteGuard::new(
+                    __self_ptr,
+                    replacement,
+                );
+                match &mut *__self_ptr {
+                    Self::Struct { pinned, unpinned } => {
+                        let result = EnumProjReplace::Struct {
+                            pinned: ::pin_project_lite::__private::PhantomData,
+                            unpinned: ::pin_project_lite::__private::ptr::read(unpinned),
+                        };
+                        {
+                            (
+                                ::pin_project_lite::__private::UnsafeDropInPlaceGuard::new(pinned),
+                                (),
+                            );
+                        }
+                        result
+                    }
+                    Self::Unit => EnumProjReplace::Unit,
+                }
+            }
+        }
+    }
+    #[allow(non_snake_case)]
+    struct __Origin<'__pin, T, U> {
+        __dummy_lifetime: ::pin_project_lite::__private::PhantomData<&'__pin ()>,
+        Struct: (T, ::pin_project_lite::__private::AlwaysUnpin<U>),
+        Unit: (),
+    }
+    impl<'__pin, T, U> ::pin_project_lite::__private::Unpin for Enum<T, U> where
+        __Origin<'__pin, T, U>: ::pin_project_lite::__private::Unpin
+    {
+    }
+    trait MustNotImplDrop {}
+    #[allow(clippy::drop_bounds, drop_bounds)]
+    impl<T: ::pin_project_lite::__private::Drop> MustNotImplDrop for T {}
+    impl<T, U> MustNotImplDrop for Enum<T, U> {}
+};
+fn main() {}