diff options
Diffstat (limited to 'tests/ui/proc-macro/proc-macro-abi.rs')
-rw-r--r-- | tests/ui/proc-macro/proc-macro-abi.rs | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/tests/ui/proc-macro/proc-macro-abi.rs b/tests/ui/proc-macro/proc-macro-abi.rs new file mode 100644 index 000000000..873660a5b --- /dev/null +++ b/tests/ui/proc-macro/proc-macro-abi.rs @@ -0,0 +1,31 @@ +// force-host +// no-prefer-dynamic + +#![crate_type = "proc-macro"] +#![allow(warnings)] + +extern crate proc_macro; +use proc_macro::TokenStream; + +#[proc_macro] +pub extern "C" fn abi(a: TokenStream) -> TokenStream { + //~^ ERROR proc macro functions may not be `extern "C"` + a +} + +#[proc_macro] +pub extern "system" fn abi2(a: TokenStream) -> TokenStream { + //~^ ERROR proc macro functions may not be `extern "system"` + a +} + +#[proc_macro] +pub extern fn abi3(a: TokenStream) -> TokenStream { + //~^ ERROR proc macro functions may not be `extern "C"` + a +} + +#[proc_macro] +pub extern "Rust" fn abi4(a: TokenStream) -> TokenStream { + a +} |