From bd9f2b63148f91f4db345cae1728f986351c311d Mon Sep 17 00:00:00 2001
From: Alex Crichton <alex@alexcrichton.com>
Date: Mon, 27 Aug 2018 10:04:25 -0700
Subject: [PATCH] Remove declaration of stable attributes

---
 library/stdarch/crates/coresimd/src/lib.rs     | 2 --
 library/stdarch/crates/stdsimd-test/src/lib.rs | 1 -
 2 files changed, 3 deletions(-)

diff --git a/library/stdarch/crates/coresimd/src/lib.rs b/library/stdarch/crates/coresimd/src/lib.rs
index 8d892e3b475b..6d2033142159 100644
--- a/library/stdarch/crates/coresimd/src/lib.rs
+++ b/library/stdarch/crates/coresimd/src/lib.rs
@@ -23,7 +23,6 @@
     core_intrinsics,
     crate_in_paths,
     no_core,
-    attr_literals,
     rustc_attrs,
     stdsimd,
     staged_api,
@@ -40,7 +39,6 @@
 #![cfg_attr(
     test,
     feature(
-        use_extern_macros,
         test,
         abi_vectorcall,
         untagged_unions
diff --git a/library/stdarch/crates/stdsimd-test/src/lib.rs b/library/stdarch/crates/stdsimd-test/src/lib.rs
index 9f5636383521..ffcc3138b200 100644
--- a/library/stdarch/crates/stdsimd-test/src/lib.rs
+++ b/library/stdarch/crates/stdsimd-test/src/lib.rs
@@ -4,7 +4,6 @@
 //! output once globally and then provides the `assert` function which makes
 //! assertions about the disassembly of a function.
 
-#![feature(use_extern_macros)]
 #![cfg_attr(
     feature = "cargo-clippy",
     allow(missing_docs_in_private_items, print_stdout)