From 867acfa0300ca75f2c11c15490e04b556d8bfe99 Mon Sep 17 00:00:00 2001
From: Alex Gaynor <alex.gaynor@gmail.com>
Date: Mon, 18 Nov 2013 10:19:31 -0800
Subject: This is unused

---
 cryptography/fernet.py | 9 ---------
 1 file changed, 9 deletions(-)

diff --git a/cryptography/fernet.py b/cryptography/fernet.py
index abd5e251..32bd35d5 100644
--- a/cryptography/fernet.py
+++ b/cryptography/fernet.py
@@ -37,15 +37,6 @@ bool Cryptography_constant_time_compare(uint8_t *, size_t, uint8_t *, size_t);
 _lib = _ffi.verify("""
 #include <stdbool.h>
 
-
-/* Returns the value of the input with the most-significant-bit copied to all
-   of the bits. This relies on implementation details of computers with 2's
-   complement representations of integers, which is not required by the C
-   standard. */
-static uint8_t Cryptography_DUPLICATE_MSB_TO_ALL(uint8_t a) {
-    return (uint8_t)((int8_t)(a) >> (sizeof(int8_t) * 8 - 1));
-}
-
 bool Cryptography_constant_time_compare(uint8_t *a, size_t len_a, uint8_t *b,
                                         size_t len_b) {
     size_t i = 0;
-- 
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