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authorOliver Scherer <github35764891676564198441@oli-obk.de>2019-12-08 01:43:10 +0100
committerOliver Scherer <github35764891676564198441@oli-obk.de>2019-12-13 11:27:02 +0100
commit5e17e3988165d3245e38af0b1c40cde47699f6a7 (patch)
tree306b98ec54bf16d1327e0264b51d356bdba02d9b /src/liballoc/string.rs
parentd75c7530f38b56c4d916195570cdcd18c12ce273 (diff)
downloadrust-5e17e3988165d3245e38af0b1c40cde47699f6a7.tar.gz
rust-5e17e3988165d3245e38af0b1c40cde47699f6a7.zip
Require stable/unstable annotations for the constness of all stable functions with a `const` modifier
Diffstat (limited to 'src/liballoc/string.rs')
-rw-r--r--src/liballoc/string.rs4
1 files changed, 4 insertions, 0 deletions
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() }