| //! Implements `Ord` for vector types. |
| |
| macro_rules! impl_cmp_ord { |
| ( |
| [$elem_ty:ident; $elem_count:expr]: |
| $id:ident | $test_tt:tt | |
| ($true:expr, $false:expr) |
| ) => { |
| impl $id { |
| /// Returns a wrapper that implements `Ord`. |
| #[inline] |
| pub fn lex_ord(&self) -> LexicographicallyOrdered<$id> { |
| LexicographicallyOrdered(*self) |
| } |
| } |
| |
| impl crate::cmp::Ord for LexicographicallyOrdered<$id> { |
| #[inline] |
| fn cmp(&self, other: &Self) -> crate::cmp::Ordering { |
| match self.partial_cmp(other) { |
| Some(x) => x, |
| None => unsafe { crate::hint::unreachable_unchecked() }, |
| } |
| } |
| } |
| |
| test_if!{ |
| $test_tt: |
| paste::item! { |
| pub mod [<$id _cmp_ord>] { |
| use super::*; |
| #[cfg_attr(not(target_arch = "wasm32"), test)] #[cfg_attr(target_arch = "wasm32", wasm_bindgen_test)] |
| fn eq() { |
| fn foo<E: crate::cmp::Ord>(_: E) {} |
| let a = $id::splat($false); |
| foo(a.partial_lex_ord()); |
| foo(a.lex_ord()); |
| } |
| } |
| } |
| } |
| }; |
| } |