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[rust.git] / tests / rustdoc / rustc-macro-crate.rs
1 // force-host
2 // no-prefer-dynamic
3 // compile-flags: --crate-type proc-macro
4
5 #![crate_type = "proc-macro"]
6
7 extern crate proc_macro;
8
9 use proc_macro::TokenStream;
10
11 #[proc_macro_derive(Foo)]
12 pub fn foo(input: TokenStream) -> TokenStream {
13     input
14 }