diff options
Diffstat (limited to 'src/test/ui/proc-macro/macro-namespace-reserved.rs')
-rw-r--r-- | src/test/ui/proc-macro/macro-namespace-reserved.rs | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/src/test/ui/proc-macro/macro-namespace-reserved.rs b/src/test/ui/proc-macro/macro-namespace-reserved.rs new file mode 100644 index 000000000..60d379e41 --- /dev/null +++ b/src/test/ui/proc-macro/macro-namespace-reserved.rs @@ -0,0 +1,38 @@ +// force-host +// no-prefer-dynamic + +#![feature(decl_macro)] +#![crate_type = "proc-macro"] + +extern crate proc_macro; +use proc_macro::*; + +#[proc_macro] +pub fn my_macro(input: TokenStream) -> TokenStream { + input +} + +#[proc_macro_attribute] +pub fn my_macro_attr(input: TokenStream, _: TokenStream) -> TokenStream { + input +} + +#[proc_macro_derive(MyTrait)] +pub fn my_macro_derive(input: TokenStream) -> TokenStream { + input +} + +macro my_macro() {} //~ ERROR the name `my_macro` is defined multiple times +macro my_macro_attr() {} //~ ERROR the name `my_macro_attr` is defined multiple times +macro MyTrait() {} //~ ERROR the name `MyTrait` is defined multiple times + +#[proc_macro_derive(SameName)] +pub fn foo(input: TokenStream) -> TokenStream { + input +} + +#[proc_macro] +pub fn SameName(input: TokenStream) -> TokenStream { +//~^ ERROR the name `SameName` is defined multiple times + input +} |