1 files changed, 31 insertions, 0 deletions
diff --git a/src/test/ui/for-loop-while/while-let-2.rs b/src/test/ui/for-loop-while/while-let-2.rs
new file mode 100644
index 000000000..b9a49b47c
--- /dev/null
+++ b/src/test/ui/for-loop-while/while-let-2.rs
@@ -0,0 +1,31 @@
+// run-pass
+
+#[allow(dead_code)]
+fn macros() {
+    macro_rules! foo{
+        ($p:pat, $e:expr, $b:block) => {{
+            while let $p = $e $b
+            //~^ WARN irrefutable `while let`
+            //~| WARN irrefutable `while let`
+        }}
+    }
+    macro_rules! bar{
+        ($p:pat, $e:expr, $b:block) => {{
+            foo!($p, $e, $b)
+        }}
+    }
+
+    foo!(_a, 1, {
+        println!("irrefutable pattern");
+    });
+    bar!(_a, 1, {
+        println!("irrefutable pattern");
+    });
+}
+
+pub fn main() {
+    while let _a = 1 { //~ WARN irrefutable `while let`
+        println!("irrefutable pattern");
+        break;
+    }
+}