25 lines
591 B
Rust
25 lines
591 B
Rust
// compile-flags: --emit=link
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// no-prefer-dynamic
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#![crate_type = "proc-macro"]
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#![feature(repr128, proc_macro_quote)]
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#![allow(incomplete_features)]
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extern crate proc_macro;
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use proc_macro::{quote, TokenStream};
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#[proc_macro_derive(DeriveSomething)]
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pub fn derive(_: TokenStream) -> TokenStream {
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// Shound not trigger `used_underscore_binding`
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let _inside_derive = 1;
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assert_eq!(_inside_derive, _inside_derive);
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let output = quote! {
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// Should not trigger `useless_attribute`
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#[allow(dead_code)]
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extern crate rustc_middle;
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};
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output
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}
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