Macro subtle::generate_array_conditional_assign

macro_rules! generate_array_conditional_assign {
    ($([$t:ty; $n:expr]),*) => { ... };
}

Generate a constant time conditional_assign() method for an array of type [$t; $n], where $t is a type which implements core::ops::BitAnd and core::ops::BitXor and $n is an expression which evaluates to an integer.