Merge pull request #456 from thinety/unit-in-opaque-type

Use `()` instead of `[u8; 0]` in opaque type
rust-lang · Feb 2, 2025 · 75eb897 · 75eb897
2 parents bc22988 + 38f5394
commit 75eb897
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/ffi.md b/src/ffi.md
@@ -891,13 +891,13 @@ To do this in Rust, let’s create our own opaque types:
 ```rust
 #[repr(C)]
 pub struct Foo {
-    _data: [u8; 0],
+    _data: (),
     _marker:
         core::marker::PhantomData<(*mut u8, core::marker::PhantomPinned)>,
 }
 #[repr(C)]
 pub struct Bar {
-    _data: [u8; 0],
+    _data: (),
     _marker:
         core::marker::PhantomData<(*mut u8, core::marker::PhantomPinned)>,
 }