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Auto merge of #18793 - heycam:ptr-eq, r=emilio

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servo_arc: Try pointer equality test first when comparing two Arcs.

This doesn't actually help https://bugzilla.mozilla.org/show_bug.cgi?id=1405411 but seems like something we should do.

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bors-servo 2017-10-10 20:24:48 -05:00 • committed by GitHub
commit b1c7a2fa6d
1 changed files with 2 additions and 2 deletions
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4
components/servo_arc/lib.rs
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@ -389,11 +389,11 @@ impl<T: ?Sized> Drop for Arc<T> {
impl<T: ?Sized + PartialEq> PartialEq for Arc<T> {
fn eq(&self, other: &Arc<T>) -> bool {
*(*self) == *(*other)
Self::ptr_eq(self, other) || *(*self) == *(*other)
}
fn ne(&self, other: &Arc<T>) -> bool {
*(*self) != *(*other)
!Self::ptr_eq(self, other) && *(*self) != *(*other)
}
}
impl<T: ?Sized + PartialOrd> PartialOrd for Arc<T> {