From d45dadd9518f8ab20fb511661d3400192c56dd5c Mon Sep 17 00:00:00 2001
From: Mazdak Farrokhzad <twingoow@gmail.com>
Date: Wed, 15 May 2019 15:16:04 +0200
Subject: [PATCH] let_chains: Add test protecting the precedence of && in
 relation to other things.

---
 .../protect-precedences.rs                     | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 src/test/ui/rfc-2497-if-let-chains/protect-precedences.rs

diff --git a/src/test/ui/rfc-2497-if-let-chains/protect-precedences.rs b/src/test/ui/rfc-2497-if-let-chains/protect-precedences.rs
new file mode 100644
index 00000000000..1de4e5bcebe
--- /dev/null
+++ b/src/test/ui/rfc-2497-if-let-chains/protect-precedences.rs
@@ -0,0 +1,18 @@
+// run-pass
+
+#![allow(irrefutable_let_patterns)]
+
+use std::ops::Range;
+
+fn main() {
+    let x: bool;
+    // This should associate as: `(x = (true && false));`.
+    x = true && false;
+    assert!(!x);
+
+    fn _f1() -> bool {
+        // Should associate as `(let _ = (return (true && false)))`.
+        if let _ = return true && false {};
+    }
+    assert!(!_f1());
+}