mirror of https://github.com/rust-lang/rust
39 lines
897 B
Rust
39 lines
897 B
Rust
//@ force-host
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//@ no-prefer-dynamic
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#![feature(decl_macro)]
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#![crate_type = "proc-macro"]
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extern crate proc_macro;
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use proc_macro::*;
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#[proc_macro]
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pub fn my_macro(input: TokenStream) -> TokenStream {
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input
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}
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#[proc_macro_attribute]
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pub fn my_macro_attr(input: TokenStream, _: TokenStream) -> TokenStream {
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input
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}
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#[proc_macro_derive(MyTrait)]
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pub fn my_macro_derive(input: TokenStream) -> TokenStream {
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input
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}
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macro my_macro() {} //~ ERROR the name `my_macro` is defined multiple times
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macro my_macro_attr() {} //~ ERROR the name `my_macro_attr` is defined multiple times
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macro MyTrait() {} //~ ERROR the name `MyTrait` is defined multiple times
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#[proc_macro_derive(SameName)]
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pub fn foo(input: TokenStream) -> TokenStream {
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input
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}
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#[proc_macro]
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pub fn SameName(input: TokenStream) -> TokenStream {
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//~^ ERROR the name `SameName` is defined multiple times
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input
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}
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