Merging upstream version 1.68.2+dfsg1.

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

1 files changed, 50 insertions, 0 deletions

diff --git a/tests/ui/lint/dead-code/lint-dead-code-5.rs b/tests/ui/lint/dead-code/lint-dead-code-5.rs
new file mode 100644
index 000000000..ed90fb464
--- /dev/null
+++ b/tests/ui/lint/dead-code/lint-dead-code-5.rs
@@ -0,0 +1,50 @@
+#![allow(unused_variables)]
+#![deny(dead_code)]
+
+enum Enum1 {
+    Variant1(isize),
+    Variant2 //~ ERROR: variant `Variant2` is never constructed
+}
+
+enum Enum2 {
+    Variant3(bool),
+    #[allow(dead_code)]
+    Variant4(isize),
+    Variant5 { _x: isize }, //~ ERROR: variants `Variant5` and `Variant6` are never constructed
+    Variant6(isize),
+    _Variant7,
+    Variant8 { _field: bool },
+    Variant9,
+    Variant10(usize)
+}
+
+impl Enum2 {
+    fn new_variant8() -> Enum2 {
+        Self::Variant8 { _field: true }
+    }
+
+    fn new_variant9() -> Enum2 {
+        Self::Variant9
+    }
+
+    fn new_variant10() -> Enum2 {
+        Self::Variant10(10)
+    }
+}
+
+enum Enum3 { //~ ERROR: enum `Enum3` is never used
+    Variant8,
+    Variant9
+}
+
+fn main() {
+    let v = Enum1::Variant1(1);
+    match v {
+        Enum1::Variant1(_) => (),
+        Enum1::Variant2 => ()
+    }
+    let x = Enum2::Variant3(true);
+    let _ = Enum2::new_variant8();
+    let _ = Enum2::new_variant9();
+    let _ = Enum2::new_variant10();
+}