Implement Any for unsized types
This is a bit weird since unsized types can't be used in trait objects, but Any is *also* used as pure marker trait since Reflect isn't stable. There are many cases (e.g. TypeMap) where all you need is a TypeId.
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@ -99,7 +99,7 @@ pub trait Any: Reflect + 'static {
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}
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#[stable(feature = "rust1", since = "1.0.0")]
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impl<T: Reflect + 'static> Any for T {
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impl<T: Reflect + 'static + ?Sized > Any for T {
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fn get_type_id(&self) -> TypeId { TypeId::of::<T>() }
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}
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@ -119,6 +119,11 @@ fn any_fixed_vec() {
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assert!(!test.is::<[usize; 10]>());
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}
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#[test]
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fn any_unsized() {
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fn is_any<T: Any + ?Sized>() {}
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is_any::<[i32]>();
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}
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#[bench]
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fn bench_downcast_ref(b: &mut Bencher) {
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