From 4bb71328486b624a70cffb4b7dcc22366a61491a Mon Sep 17 00:00:00 2001
From: whitequark <whitequark@whitequark.org>
Date: Sat, 31 Dec 2016 13:34:42 +0000
Subject: [PATCH] firmware: prune stabilized and unused features.

---
 artiq/firmware/libksupport/lib.rs | 4 +---
 artiq/firmware/runtime/lib.rs     | 2 +-
 2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/artiq/firmware/libksupport/lib.rs b/artiq/firmware/libksupport/lib.rs
index 76c8c420d..04c9977e6 100644
--- a/artiq/firmware/libksupport/lib.rs
+++ b/artiq/firmware/libksupport/lib.rs
@@ -1,7 +1,5 @@
-#![feature(lang_items, needs_panic_runtime, asm, libc, stmt_expr_attributes)]
-
+#![feature(lang_items, asm, libc)]
 #![no_std]
-#![needs_panic_runtime]
 
 extern crate alloc_none;
 #[macro_use]
diff --git a/artiq/firmware/runtime/lib.rs b/artiq/firmware/runtime/lib.rs
index 0fb41da5a..0eaeb6a95 100644
--- a/artiq/firmware/runtime/lib.rs
+++ b/artiq/firmware/runtime/lib.rs
@@ -1,5 +1,5 @@
 #![no_std]
-#![feature(libc, const_fn, stmt_expr_attributes, repr_simd, asm, lang_items)]
+#![feature(libc, const_fn, repr_simd, asm, lang_items)]
 
 extern crate alloc_artiq;
 #[macro_use]