From 273b2c11c6c6766de9307a79e8fd301ba62135eb Mon Sep 17 00:00:00 2001
From: David Tolnay <dtolnay@gmail.com>
Date: Sun, 25 Mar 2018 12:45:04 +0200
Subject: [PATCH] Keep using deprecated AsciiExt on old compilers

---
 serde_derive_internals/src/case.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/serde_derive_internals/src/case.rs b/serde_derive_internals/src/case.rs
index 658a8664..1bdc8238 100644
--- a/serde_derive_internals/src/case.rs
+++ b/serde_derive_internals/src/case.rs
@@ -7,7 +7,7 @@
 // except according to those terms.
 
 // See https://users.rust-lang.org/t/psa-dealing-with-warning-unused-import-std-ascii-asciiext-in-today-s-nightly/13726
-#[allow(unused_imports)]
+#[allow(deprecated, unused_imports)]
 use std::ascii::AsciiExt;
 
 use std::str::FromStr;