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arithmetic: rm useless unused_mut #897

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arithmetic: rm useless unused_mut #897

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4 changes: 0 additions & 4 deletions ff/src/biginteger/arithmetic.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -11,7 +11,6 @@ macro_rules! adc {

/// Sets a = a + b + carry, and returns the new carry.
#[inline(always)]
#[allow(unused_mut)]
#[doc(hidden)]
pub fn adc(a: &mut u64, b: u64, carry: u64) -> u64 {
let tmp = *a as u128 + b as u128 + carry as u128;
Expand All @@ -21,7 +20,6 @@ pub fn adc(a: &mut u64, b: u64, carry: u64) -> u64 {

/// Sets a = a + b + carry, and returns the new carry.
#[inline(always)]
#[allow(unused_mut)]
#[doc(hidden)]
pub fn adc_for_add_with_carry(a: &mut u64, b: u64, carry: u8) -> u8 {
#[cfg(all(target_arch = "x86_64", feature = "asm"))]
Expand Down Expand Up @@ -57,7 +55,6 @@ macro_rules! sbb {

/// Sets a = a - b - borrow, and returns the borrow.
#[inline(always)]
#[allow(unused_mut)]
pub(crate) fn sbb(a: &mut u64, b: u64, borrow: u64) -> u64 {
let tmp = (1u128 << 64) + (*a as u128) - (b as u128) - (borrow as u128);
*a = tmp as u64;
Expand All @@ -66,7 +63,6 @@ pub(crate) fn sbb(a: &mut u64, b: u64, borrow: u64) -> u64 {

/// Sets a = a - b - borrow, and returns the borrow.
#[inline(always)]
#[allow(unused_mut)]
#[doc(hidden)]
pub fn sbb_for_sub_with_borrow(a: &mut u64, b: u64, borrow: u8) -> u8 {
#[cfg(all(target_arch = "x86_64", feature = "asm"))]
Expand Down
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