Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 13 insertions, 0 deletions

diff --git a/src/test/ui/recursion/recursive-types-are-not-uninhabited.rs b/src/test/ui/recursion/recursive-types-are-not-uninhabited.rs
new file mode 100644
index 000000000..448930363
--- /dev/null
+++ b/src/test/ui/recursion/recursive-types-are-not-uninhabited.rs
@@ -0,0 +1,13 @@
+struct R<'a> {
+    r: &'a R<'a>,
+}
+
+fn foo(res: Result<u32, &R>) -> u32 {
+    let Ok(x) = res;
+    //~^ ERROR refutable pattern
+    x
+}
+
+fn main() {
+    foo(Ok(23));
+}