Add 81199

Issue: rust-lang/rust#81199
fanninpm · Feb 11, 2021 · 01e1613 · 01e1613
1 parent cd87d7d
commit 01e1613
Showing 1 changed file with 18 additions and 0 deletions.
diff --git a/ices/81199.rs b/ices/81199.rs
@@ -0,0 +1,18 @@
+#[repr(C)]
+union PtrRepr<T: ?Sized> {
+    const_ptr: *const T,
+    mut_ptr: *mut T,
+    components: PtrComponents<T>,
+}
+
+#[repr(C)]
+struct PtrComponents<T: Pointee + ?Sized> {
+    data_address: *const (),
+    metadata: <T as Pointee>::Metadata,
+}
+
+
+
+pub trait Pointee {
+   type Metadata;
+}