From 62937011f7eba0b161133fab9488336df1a5d223 Mon Sep 17 00:00:00 2001
From: Henry de Valence <hdevalence@hdevalence.ca>
Date: Wed, 27 Nov 2019 11:01:05 -0800
Subject: [PATCH] Remove nightly advice for subtle.

This is not necessary since 2.2.1.
---
 Cargo.toml |  3 +--
 README.md  |  1 -
 src/lib.rs | 12 +-----------
 3 files changed, 2 insertions(+), 14 deletions(-)

diff --git a/Cargo.toml b/Cargo.toml
index 29da017..cdcd4e3 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -18,7 +18,7 @@ version = "1"
 default-features = false
 
 [dependencies.subtle]
-version = "2.1"
+version = "^2.2.1"
 default-features = false
 
 [dev-dependencies.rand_core]
@@ -31,5 +31,4 @@ default-features = false
 
 [features]
 default = ["std"]
-nightly = ["subtle/nightly"]
 std = []
diff --git a/README.md b/README.md
index 7b8e0f8..d538a04 100644
--- a/README.md
+++ b/README.md
@@ -14,7 +14,6 @@ This is a pure Rust implementation of the Jubjub elliptic curve group and its as
 ## Features
 
 * `std` (on by default): Enables APIs that leverage the Rust standard library.
-* `nightly`: Enables `subtle/nightly` which prevents compiler optimizations that could jeopardize constant time operations.
 
 ## [Documentation](https://docs.rs/jubjub)
 
diff --git a/src/lib.rs b/src/lib.rs
index da1cf93..d9de9c4 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -14,17 +14,7 @@
 //! All operations are constant time unless explicitly noted; these functions will contain
 //! "vartime" in their name and they will be documented as variable time.
 //!
-//! This crate relies on the `subtle` crate for achieving constant time arithmetic. It is
-//! recommended to enable the `nightly` feature on this crate (which enables the `nightly`
-//! feature in the `subtle` crate) to defend against compiler optimizations that may
-//! compromise constant time arithmetic. However, this requires use of the nightly version
-//! of the Rust compiler.
-//!
-//! # Features
-//!
-//! * `nightly`: This enables `subtle/nightly` which attempts to prevent the compiler from
-//! performing optimizations that could compromise constant time arithmetic. It is
-//! recommended to enable this if you are able to use a nightly version of the Rust compiler.
+//! This crate relies on the `subtle` crate for achieving constant time arithmetic.
 
 #![no_std]
 // Catch documentation errors caused by code changes.