1 // compile-flags: --emit=link
4 #![crate_type = "proc-macro"]
5 #![feature(repr128, proc_macro_quote)]
6 #![allow(incomplete_features)]
7 #![allow(clippy::field_reassign_with_default)]
8 #![allow(clippy::eq_op)]
10 extern crate proc_macro;
12 use proc_macro::{quote, TokenStream};
14 #[proc_macro_derive(DeriveSomething)]
15 pub fn derive(_: TokenStream) -> TokenStream {
16 // Shound not trigger `used_underscore_binding`
17 let _inside_derive = 1;
18 assert_eq!(_inside_derive, _inside_derive);
21 // Should not trigger `useless_attribute`
23 extern crate rustc_middle;
28 #[proc_macro_derive(FieldReassignWithDefault)]
29 pub fn derive_foo(_input: TokenStream) -> TokenStream {
36 #[automatically_derived]
38 let mut a: A = Default::default();
45 #[proc_macro_derive(StructAUseSelf)]
46 pub fn derive_use_self(_input: TokenStream) -> proc_macro::TokenStream {
57 #[proc_macro_derive(ClippyMiniMacroTest)]
58 pub fn mini_macro(_: TokenStream) -> TokenStream {
61 fn needless_take_by_value(s: String) {
62 println!("{}", s.len());
65 fn needless_loop(items: &[u8]) {
66 for i in 0..items.len() {
67 println!("{}", items[i]);
71 println!("{}", line!());