From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:02:58 +0200
Subject: Adding upstream version 1.64.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/test/ui/structs-enums/nonzero-enum.rs | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 src/test/ui/structs-enums/nonzero-enum.rs

(limited to 'src/test/ui/structs-enums/nonzero-enum.rs')

diff --git a/src/test/ui/structs-enums/nonzero-enum.rs b/src/test/ui/structs-enums/nonzero-enum.rs
new file mode 100644
index 000000000..15b571be5
--- /dev/null
+++ b/src/test/ui/structs-enums/nonzero-enum.rs
@@ -0,0 +1,30 @@
+// run-pass
+#![allow(dead_code)]
+use std::mem::size_of;
+
+enum E {
+    A = 1,
+    B = 2,
+    C = 3,
+}
+
+struct S {
+    a: u16,
+    b: u8,
+    e: E,
+}
+
+fn main() {
+    assert_eq!(size_of::<E>(), 1);
+    assert_eq!(size_of::<Option<E>>(), 1);
+    assert_eq!(size_of::<Result<E, ()>>(), 1);
+    assert_eq!(size_of::<Option<S>>(), size_of::<S>());
+    let enone = None::<E>;
+    let esome = Some(E::A);
+    if let Some(..) = enone {
+        panic!();
+    }
+    if let None = esome {
+        panic!();
+    }
+}
-- 
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