From 94a0819fe3a0d679c3042a77bfe6a2afc505daea Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:11:28 +0200
Subject: Adding upstream version 1.66.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../ui/rfc-2632-const-trait-impl/issue-100222.rs   | 39 ++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100644 src/test/ui/rfc-2632-const-trait-impl/issue-100222.rs

(limited to 'src/test/ui/rfc-2632-const-trait-impl/issue-100222.rs')

diff --git a/src/test/ui/rfc-2632-const-trait-impl/issue-100222.rs b/src/test/ui/rfc-2632-const-trait-impl/issue-100222.rs
new file mode 100644
index 000000000..9f3f38ad4
--- /dev/null
+++ b/src/test/ui/rfc-2632-const-trait-impl/issue-100222.rs
@@ -0,0 +1,39 @@
+// revisions: nn ny yn yy
+// check-pass
+#![feature(const_trait_impl, associated_type_defaults, const_mut_refs)]
+
+#[cfg_attr(any(yn, yy), const_trait)]
+pub trait Index {
+    type Output;
+}
+
+#[cfg_attr(any(ny, yy), const_trait)]
+pub trait IndexMut where Self: Index {
+    const C: <Self as Index>::Output;
+    type Assoc = <Self as Index>::Output;
+    fn foo(&mut self, x: <Self as Index>::Output) -> <Self as Index>::Output;
+}
+
+impl Index for () { type Output = (); }
+
+#[cfg(not(any(nn, yn)))]
+impl const IndexMut for <() as Index>::Output {
+    const C: <Self as Index>::Output = ();
+    type Assoc = <Self as Index>::Output;
+    fn foo(&mut self, x: <Self as Index>::Output) -> <Self as Index>::Output
+        where <Self as Index>::Output:,
+    {}
+}
+
+#[cfg(any(nn, yn))]
+impl IndexMut for <() as Index>::Output {
+    const C: <Self as Index>::Output = ();
+    type Assoc = <Self as Index>::Output;
+    fn foo(&mut self, x: <Self as Index>::Output) -> <Self as Index>::Output
+        where <Self as Index>::Output:,
+    {}
+}
+
+const C: <() as Index>::Output = ();
+
+fn main() {}
-- 
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