From 11341e2b069d70710cc0625c4bd3be6f851e04c7 Mon Sep 17 00:00:00 2001
From: Martin Glagla <martingl@gmx.de>
Date: Wed, 20 Jun 2018 10:08:11 +0200
Subject: [PATCH] Replace unreachable! with unreachable_unchecked

---
 src/libcore/option.rs | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/libcore/option.rs b/src/libcore/option.rs
index 1e615042a6d8..e633d80a63cd 100644
--- a/src/libcore/option.rs
+++ b/src/libcore/option.rs
@@ -146,7 +146,7 @@
 #![stable(feature = "rust1", since = "1.0.0")]
 
 use iter::{FromIterator, FusedIterator, TrustedLen};
-use {mem, ops};
+use {hint, mem, ops};
 use mem::PinMut;
 
 // Note that this is not a lang item per se, but it has a hidden dependency on
@@ -784,7 +784,7 @@ impl<T> Option<T> {
 
         match *self {
             Some(ref mut v) => v,
-            _ => unreachable!(),
+            None => unsafe { hint::unreachable_unchecked() },
         }
     }
 
@@ -817,7 +817,7 @@ impl<T> Option<T> {
 
         match *self {
             Some(ref mut v) => v,
-            _ => unreachable!(),
+            None => unsafe { hint::unreachable_unchecked() },
         }
     }