Auto merge of #4064 - mikerite:fix-771, r=matthiaskrgr

Add test for #771.

Closes #771

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diff --git a/tests/ui/while_loop.rs b/tests/ui/while_loop.rs
index 005ce141d27a3f580e9183bb5110cf597afd545e..a8506553e92c860284bfdadfd3ac924903e8f8c9 100644 (file)
--- a/tests/ui/while_loop.rs
+++ b/tests/ui/while_loop.rs
@@ -238,3 +238,18 @@ fn issue3670() {
         let _ = elem.or_else(|| *iter.next()?);
     }
 }
+
+fn issue771() {
+    let mut a = 100;
+    let b = Some(true);
+    loop {
+        if a > 10 {
+            break;
+        }
+
+        match b {
+            Some(_) => a = 0,
+            None => break,
+        }
+    }
+}