mirror of https://github.com/rust-lang/rust
37 lines
532 B
Rust
37 lines
532 B
Rust
//@ check-pass
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//@ compile-flags: --crate-type=lib
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#![feature(decl_macro)]
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#![feature(lang_items)]
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#![feature(no_core)]
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#![feature(rustc_attrs)]
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#![no_core]
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#[rustc_builtin_macro]
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macro derive() {}
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#[rustc_builtin_macro(Default, attributes(default))]
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macro Default() {}
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mod default {
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pub trait Default {
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fn default() -> Self;
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}
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impl Default for u8 {
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fn default() -> u8 {
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0
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}
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}
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}
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#[lang = "sized"]
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trait Sized {}
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#[derive(Default)]
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enum S {
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#[default] // OK
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Foo,
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}
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