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, 17 insertions, 0 deletions

diff --git a/src/test/ui/rfc-1445-restrict-constants-in-patterns/match-empty-array-allowed-without-eq-issue-62336.rs b/src/test/ui/rfc-1445-restrict-constants-in-patterns/match-empty-array-allowed-without-eq-issue-62336.rs
new file mode 100644
index 000000000..7ba0f3a9e
--- /dev/null
+++ b/src/test/ui/rfc-1445-restrict-constants-in-patterns/match-empty-array-allowed-without-eq-issue-62336.rs
@@ -0,0 +1,17 @@
+// Pre-existing behavior has been to reject patterns with consts
+// denoting non-empty arrays of non-`Eq` types, but *accept* empty
+// arrays of such types.
+//
+// See rust-lang/rust#62336.
+
+// run-pass
+
+#[derive(PartialEq, Debug)]
+struct B(i32);
+
+fn main() {
+    const FOO: [B; 0] = [];
+    match [] {
+        FOO => { }
+    }
+}