Vendor dependencies for 0.3.0 release

vendor/pin-project/tests/ui/pin_project/override-priv-mod.rs

@@ -0,0 +1,36 @@
+// SPDX-License-Identifier: Apache-2.0 OR MIT
+
+// https://discord.com/channels/273534239310479360/512792629516173323/870075511009857617
+
+#![allow(hidden_glob_reexports)]
+
+extern crate pin_project as pin_project_orig;
+extern crate self as pin_project;
+
+pub use ::pin_project_orig::*;
+mod __private {
+    pub use ::pin_project_orig::__private::*;
+    pub trait Drop {}
+}
+
+use std::{marker::PhantomPinned, mem};
+
+#[pin_project] //~ ERROR conflicting implementations of trait `_::FooMustNotImplDrop`
+struct S {
+    #[pin]
+    f: (u8, PhantomPinned),
+}
+
+impl Drop for S {
+    fn drop(&mut self) {
+        let prev = &self.f.0 as *const _ as usize;
+        let moved = mem::take(&mut self.f); // move pinned field
+        let moved = &moved.0 as *const _ as usize;
+        assert_eq!(prev, moved); // panic
+    }
+}
+
+fn main() {
+    let mut x = Box::pin(S { f: (1, PhantomPinned) });
+    let _f = x.as_mut().project().f; // first mutable access
+}