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-rw-r--r--tests/ui/enum-discriminant/issue-51582.rs18
1 files changed, 18 insertions, 0 deletions
diff --git a/tests/ui/enum-discriminant/issue-51582.rs b/tests/ui/enum-discriminant/issue-51582.rs
new file mode 100644
index 000000000..40a70c623
--- /dev/null
+++ b/tests/ui/enum-discriminant/issue-51582.rs
@@ -0,0 +1,18 @@
+// run-pass
+#![feature(core_intrinsics)]
+
+#[repr(i8)]
+pub enum Enum {
+ VariantA,
+ VariantB,
+}
+
+fn make_b() -> Enum { Enum::VariantB }
+
+fn main() {
+ assert_eq!(1, make_b() as i8);
+ assert_eq!(1, make_b() as u8);
+ assert_eq!(1, make_b() as i32);
+ assert_eq!(1, make_b() as u32);
+ assert_eq!(1, std::intrinsics::discriminant_value(&make_b()));
+}