// force-host // no-prefer-dynamic #![crate_type = "proc-macro"] extern crate proc_macro; use proc_macro::{Delimiter, Group, Ident, Span, TokenStream, TokenTree}; #[proc_macro] pub fn forge_unsafe_block(input: TokenStream) -> TokenStream { let mut output = TokenStream::new(); output.extend(Some(TokenTree::from(Ident::new("unsafe", Span::call_site())))); output.extend(Some(TokenTree::from(Group::new(Delimiter::Brace, input)))); output }