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由 Niko Matsakis 提交于
check it more easily; also extend object safety to cover sized types as well as static methods. This makes it sufficient so that we can always ensure that `Foo : Foo` holds for any trait `Foo`.
19dcecb2
check it more easily; also extend object safety to cover sized types as well as static methods. This makes it sufficient so that we can always ensure that `Foo : Foo` holds for any trait `Foo`.