From 89295352ee00a5555141db5fb7bcc41c822d4aec Mon Sep 17 00:00:00 2001 From: Maybe Waffle Date: Thu, 26 May 2022 13:00:14 +0400 Subject: [PATCH] Allow some internal instability --- library/core/src/str/converts.rs | 1 + 1 file changed, 1 insertion(+) diff --git a/library/core/src/str/converts.rs b/library/core/src/str/converts.rs index f1055a34b9e87..b0c55ca4f5139 100644 --- a/library/core/src/str/converts.rs +++ b/library/core/src/str/converts.rs @@ -83,6 +83,7 @@ use super::Utf8Error; /// ``` #[stable(feature = "rust1", since = "1.0.0")] #[rustc_const_stable(feature = "const_str_from_utf8_shared", since = "1.63.0")] +#[rustc_allow_const_fn_unstable(str_internals)] pub const fn from_utf8(v: &[u8]) -> Result<&str, Utf8Error> { // FIXME: This should use `?` again, once it's `const` match run_utf8_validation(v) {