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[rustc.git] / src / test / ui / proc-macro / auxiliary / is-available.rs
1 // force-host
2 // no-prefer-dynamic
3
4 #![crate_type = "proc-macro"]
5
6 extern crate proc_macro;
7
8 use proc_macro::{Literal, TokenStream, TokenTree};
9
10 #[proc_macro]
11 pub fn from_inside_proc_macro(_input: TokenStream) -> TokenStream {
12 proc_macro::is_available().to_string().parse().unwrap()
13 }