From 8902e4e502e4e0d8ed3e2d13c566fe48018d9c8b Mon Sep 17 00:00:00 2001
From: Gregory Hill <gregorydhill@outlook.com>
Date: Mon, 6 Sep 2021 13:10:58 +0100
Subject: [PATCH] chore: use nightly-2021-08-01

Signed-off-by: Gregory Hill <gregorydhill@outlook.com>
---
 crates/currency/src/lib.rs | 2 +-
 crates/staking/src/lib.rs  | 8 ++++----
 rust-toolchain.toml        | 2 +-
 3 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/crates/currency/src/lib.rs b/crates/currency/src/lib.rs
index 60dafc81b1..5f46d6e9cc 100644
--- a/crates/currency/src/lib.rs
+++ b/crates/currency/src/lib.rs
@@ -3,7 +3,7 @@
 #![deny(warnings)]
 #![cfg_attr(test, feature(proc_macro_hygiene))]
 #![cfg_attr(not(feature = "std"), no_std)]
-#![feature(const_fn)]
+#![feature(const_fn_trait_bound)]
 
 #[cfg(test)]
 mod mock;
diff --git a/crates/staking/src/lib.rs b/crates/staking/src/lib.rs
index 968580c38e..2f2e3fcc1a 100644
--- a/crates/staking/src/lib.rs
+++ b/crates/staking/src/lib.rs
@@ -200,13 +200,13 @@ macro_rules! checked_add_mut {
         <$storage>::mutate($currency, |value| {
             *value = value.checked_add($amount).ok_or(Error::<T>::ArithmeticOverflow)?;
             Ok::<_, Error<T>>(*value)
-        })?;
+        })?
     };
     ($storage:ty, $currency:expr, $account:expr, $amount:expr) => {
         <$storage>::mutate($currency, $account, |value| {
             *value = value.checked_add($amount).ok_or(Error::<T>::ArithmeticOverflow)?;
             Ok::<_, Error<T>>(*value)
-        })?;
+        })?
     };
 }
 
@@ -215,13 +215,13 @@ macro_rules! checked_sub_mut {
         <$storage>::mutate($currency, |value| {
             *value = value.checked_sub($amount).ok_or(Error::<T>::ArithmeticUnderflow)?;
             Ok::<_, Error<T>>(*value)
-        })?;
+        })?
     };
     ($storage:ty, $currency:expr, $account:expr, $amount:expr) => {
         <$storage>::mutate($currency, $account, |value| {
             *value = value.checked_sub($amount).ok_or(Error::<T>::ArithmeticUnderflow)?;
             Ok::<_, Error<T>>(*value)
-        })?;
+        })?
     };
 }
 
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
index 754581499f..3b8652831b 100644
--- a/rust-toolchain.toml
+++ b/rust-toolchain.toml
@@ -1,4 +1,4 @@
 [toolchain]
-channel = "nightly-2021-03-15"
+channel = "nightly-2021-08-01"
 components = [ "rustfmt", "rls" ]
 targets = [ "wasm32-unknown-unknown" ]