// 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 pub fn a(a: TokenStream) -> TokenStream { a } #[proc_macro()] //~ ERROR malformed `proc_macro` attribute pub fn c(a: TokenStream) -> TokenStream { a } #[proc_macro(x)] //~ ERROR malformed `proc_macro` attribute pub fn d(a: TokenStream) -> TokenStream { a } #[proc_macro_attribute = "test"] //~ ERROR malformed `proc_macro_attribute` attribute pub fn e(_: TokenStream, a: TokenStream) -> TokenStream { a } #[proc_macro_attribute()] //~ ERROR malformed `proc_macro_attribute` attribute pub fn g(_: TokenStream, a: TokenStream) -> TokenStream { a } #[proc_macro_attribute(x)] //~ ERROR malformed `proc_macro_attribute` attribute pub fn h(_: TokenStream, a: TokenStream) -> TokenStream { a }