1 files changed, 12 insertions, 0 deletions
diff --git a/tests/ui/iterators/iter-step-overflow-ndebug.rs b/tests/ui/iterators/iter-step-overflow-ndebug.rs
new file mode 100644
index 00000000000..33e708769ba
--- /dev/null
+++ b/tests/ui/iterators/iter-step-overflow-ndebug.rs
@@ -0,0 +1,12 @@
+// run-pass
+// compile-flags: -C debug_assertions=no
+
+fn main() {
+    let mut it = u8::MAX..;
+    assert_eq!(it.next().unwrap(), 255);
+    assert_eq!(it.next().unwrap(), u8::MIN);
+
+    let mut it = i8::MAX..;
+    assert_eq!(it.next().unwrap(), 127);
+    assert_eq!(it.next().unwrap(), i8::MIN);
+}