From 1ed9dd4179ffc3f7759dcb2a74dc362da647008c Mon Sep 17 00:00:00 2001
From: Ryan Lopopolo <rjl@hyperbo.la>
Date: Tue, 23 Feb 2021 07:20:13 -0800
Subject: [PATCH] Make ascii_change_case_unchecked const

Rebases and makes changes required by the recent merge of #81837.
---
 library/core/src/num/mod.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/library/core/src/num/mod.rs b/library/core/src/num/mod.rs
index 1e7d75f9c265..6bacaccd24ac 100644
--- a/library/core/src/num/mod.rs
+++ b/library/core/src/num/mod.rs
@@ -228,7 +228,7 @@ impl u8 {
 
     /// Assumes self is ascii
     #[inline]
-    pub(crate) fn ascii_change_case_unchecked(&self) -> u8 {
+    pub(crate) const fn ascii_change_case_unchecked(&self) -> u8 {
         *self ^ ASCII_CASE_MASK
     }