//@ force-host //@ no-prefer-dynamic #![crate_type = "proc-macro"] extern crate proc_macro; use proc_macro::TokenStream; #[proc_macro = "test"] //~^ ERROR malformed `proc_macro` attribute //~| NOTE didn't expect any arguments here pub fn a(a: TokenStream) -> TokenStream { a } #[proc_macro()] //~^ ERROR malformed `proc_macro` attribute //~| NOTE didn't expect any arguments here pub fn c(a: TokenStream) -> TokenStream { a } #[proc_macro(x)] //~^ ERROR malformed `proc_macro` attribute //~| NOTE didn't expect any arguments here pub fn d(a: TokenStream) -> TokenStream { a } #[proc_macro_attribute = "test"] //~^ ERROR malformed `proc_macro_attribute` attribute //~| NOTE didn't expect any arguments here pub fn e(_: TokenStream, a: TokenStream) -> TokenStream { a } #[proc_macro_attribute()] //~^ ERROR malformed `proc_macro_attribute` attribute //~| NOTE didn't expect any arguments here pub fn g(_: TokenStream, a: TokenStream) -> TokenStream { a } #[proc_macro_attribute(x)] //~^ ERROR malformed `proc_macro_attribute` attribute //~| NOTE didn't expect any arguments here pub fn h(_: TokenStream, a: TokenStream) -> TokenStream { a }