From b13f73cc8bc06c105ed23c844bb5e6c0afe35223 Mon Sep 17 00:00:00 2001
From: Alan Somers <asomers@gmail.com>
Date: Sat, 20 Feb 2021 14:49:12 -0700
Subject: [PATCH] Fix a non_fmt_panic warning with Rustc 1.52.0

---
 test/test_poll.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/test_poll.rs b/test/test_poll.rs
index a5e2d254b5..acfaad8bea 100644
--- a/test/test_poll.rs
+++ b/test/test_poll.rs
@@ -11,7 +11,7 @@ macro_rules! loop_while_eintr {
             match $poll_expr {
                 Ok(nfds) => break nfds,
                 Err(Error::Sys(Errno::EINTR)) => (),
-                Err(e) => panic!(e)
+                Err(e) => panic!("{}", e)
             }
         }
     }