From 5e17e3988165d3245e38af0b1c40cde47699f6a7 Mon Sep 17 00:00:00 2001
From: Oliver Scherer <github35764891676564198441@oli-obk.de>
Date: Sun, 8 Dec 2019 01:43:10 +0100
Subject: Require stable/unstable annotations for the constness of all stable
 functions with a `const` modifier

---
 src/liballoc/string.rs | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src/liballoc/string.rs')

diff --git a/src/liballoc/string.rs b/src/liballoc/string.rs
index f7dff4c21f7..bf9bbba4753 100644
--- a/src/liballoc/string.rs
+++ b/src/liballoc/string.rs
@@ -367,6 +367,10 @@ impl String {
     /// let s = String::new();
     /// ```
     #[inline]
+    #[cfg_attr(
+        not(bootstrap),
+        rustc_const_stable(feature = "const_string_new", since = "1.32.0"),
+    )]
     #[stable(feature = "rust1", since = "1.0.0")]
     pub const fn new() -> String {
         String { vec: Vec::new() }
-- 
cgit 1.4.1-3-g733a5