Remove Signed Wrapping test because Wrapping doesn't impl Neg in Rust 1.8
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@ -187,27 +187,3 @@ empty_trait_impl!(Unsigned for usize u8 u16 u32 u64);
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impl<T: Unsigned> Unsigned for Wrapping<T> where Wrapping<T>: Num {}
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impl<T: Unsigned> Unsigned for Wrapping<T> where Wrapping<T>: Num {}
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macro_rules! test_signed_wrapping {
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($($t:ty)+) => {
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$({
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let range = -1 as $t .. 2 as $t;
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for i in range.clone() {
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let w = Wrapping(i);
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assert_eq!(signum(i), signum(w).0);
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assert_eq!(abs(i), abs(w).0);
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for j in range.clone() {
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assert_eq!(abs_sub(i, j), abs_sub(w, Wrapping(j)).0);
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}
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assert_eq!(i.is_positive(), w.is_positive());
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assert_eq!(i.is_negative(), w.is_negative());
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}
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})+
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};
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}
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#[test]
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fn signed_wrapping() {
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test_signed_wrapping!(isize i8 i16 i32 i64);
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}
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