From 15bab452f30ce6cb67a849f13e9de80586a8b180 Mon Sep 17 00:00:00 2001
From: Andrew Cann <shum@canndrew.org>
Date: Thu, 15 Mar 2018 14:14:48 +0800
Subject: [PATCH] Add From<!> for TryFromIntError

---
 src/libcore/num/mod.rs | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/libcore/num/mod.rs b/src/libcore/num/mod.rs
index faeb87cf944c..4583e45bb12e 100644
--- a/src/libcore/num/mod.rs
+++ b/src/libcore/num/mod.rs
@@ -3595,6 +3595,13 @@ impl fmt::Display for TryFromIntError {
     }
 }
 
+#[unstable(feature = "try_from", issue = "33417")]
+impl From<!> for TryFromIntError {
+    fn from(never: !) -> TryFromIntError {
+        never
+    }
+}
+
 // no possible bounds violation
 macro_rules! try_from_unbounded {
     ($source:ty, $($target:ty),*) => {$(