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-rw-r--r--tests/codegen/enum/uninhabited_enum_default_branch.rs24
1 files changed, 24 insertions, 0 deletions
diff --git a/tests/codegen/enum/uninhabited_enum_default_branch.rs b/tests/codegen/enum/uninhabited_enum_default_branch.rs
new file mode 100644
index 00000000000..5f318f18dec
--- /dev/null
+++ b/tests/codegen/enum/uninhabited_enum_default_branch.rs
@@ -0,0 +1,24 @@
+//@ compile-flags: -O
+
+#![crate_type = "lib"]
+
+#[derive(Clone, Copy, PartialEq, Eq, PartialOrd, Ord)]
+pub struct Int(u32);
+
+const A: Int = Int(201);
+const B: Int = Int(270);
+const C: Int = Int(153);
+
+// CHECK-LABEL: @foo(
+// CHECK-SAME: [[TMP0:%.*]])
+// CHECK-NEXT:  start:
+// CHECK-NEXT:    [[TMP1:%.*]] = add i32 [[TMP0]], -201
+// CHECK-NEXT:    icmp ult i32 [[TMP1]], 70
+// CHECK-NEXT:    icmp eq i32 [[TMP0]], 153
+// CHECK-NEXT:    [[SPEC_SELECT:%.*]] = or i1
+// CHECK-NEXT:    ret i1 [[SPEC_SELECT]]
+#[no_mangle]
+pub fn foo(x: Int) -> bool {
+    (x >= A && x <= B)
+        || x == C
+}