Update no_std feature to compile with nightly.

2 files changed, 2 insertions, 6 deletions

diff --git a/Cargo.toml b/Cargo.toml
index edfa614..19037b0 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,7 +1,7 @@
 [package]
 
 name = "unicode-xid"
-version = "0.0.2"
+version = "0.0.3"
 authors = ["erick.tryzelaar <erick.tryzelaar@gmail.com>",
            "kwantam <kwantam@gmail.com>",
            ]
diff --git a/src/lib.rs b/src/lib.rs
index 130bca4..c5ce815 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -42,14 +42,10 @@
        html_favicon_url = "https://unicode-rs.github.io/unicode-rs_sm.png")]
 
 #![cfg_attr(feature = "no_std", no_std)]
-#![cfg_attr(feature = "no_std", feature(no_std, core, core_slice_ext))]
+#![cfg_attr(feature = "no_std", feature(no_std, core_slice_ext))]
 
 #![cfg_attr(test, feature(test, unicode))]
 
-#[cfg(feature = "no_std")]
-#[macro_use]
-extern crate core;
-
 #[cfg(all(test, feature = "no_std"))]
 #[macro_use]
 extern crate std;