switch to latest toolchain

stlankes · stlankes · commit a1d8bda18ef3 · 2021-12-08T23:06:09.000+01:00
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
@@ -1,5 +1,5 @@
 [toolchain]
-channel = "nightly-2021-10-20"
+channel = "nightly-2021-12-06"
 components = [
     "clippy",
     "rustfmt",
diff --git a/src/lib.rs b/src/lib.rs
@@ -1,4 +1,6 @@
 #![feature(const_ptr_offset, asm, lang_items)]
+#![feature(asm_const)]
+#![feature(asm_sym)]
 #![feature(allocator_api)]
 #![feature(naked_functions)]
 #![feature(abi_x86_interrupt)]
