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-rw-r--r--tests/ui/enum-discriminant/discriminant_value-wrapper.rs20
1 files changed, 20 insertions, 0 deletions
diff --git a/tests/ui/enum-discriminant/discriminant_value-wrapper.rs b/tests/ui/enum-discriminant/discriminant_value-wrapper.rs
new file mode 100644
index 000000000..8e162d5c4
--- /dev/null
+++ b/tests/ui/enum-discriminant/discriminant_value-wrapper.rs
@@ -0,0 +1,20 @@
+// run-pass
+
+#![allow(enum_intrinsics_non_enums)]
+
+use std::mem;
+
+#[allow(unused_tuple_struct_fields)]
+enum ADT {
+ First(u32, u32),
+ Second(u64)
+}
+
+pub fn main() {
+ assert!(mem::discriminant(&ADT::First(0,0)) == mem::discriminant(&ADT::First(1,1)));
+ assert!(mem::discriminant(&ADT::Second(5)) == mem::discriminant(&ADT::Second(6)));
+ assert!(mem::discriminant(&ADT::First(2,2)) != mem::discriminant(&ADT::Second(2)));
+
+ let _ = mem::discriminant(&10);
+ let _ = mem::discriminant(&"test");
+}