tests/ui/proc-macro/proc-macro-abi.stderr


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error: function-like proc macro has incorrect signature
  --> $DIR/proc-macro-abi.rs:11:1
   |
LL | pub extern "C" fn abi(a: TokenStream) -> TokenStream {
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected "Rust" fn, found "C" fn
   |
   = note: expected signature `fn(proc_macro::TokenStream) -> proc_macro::TokenStream`
              found signature `extern "C" fn(proc_macro::TokenStream) -> proc_macro::TokenStream`

error: function-like proc macro has incorrect signature
  --> $DIR/proc-macro-abi.rs:17:1
   |
LL | pub extern "system" fn abi2(a: TokenStream) -> TokenStream {
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected "Rust" fn, found "system" fn
   |
   = note: expected signature `fn(proc_macro::TokenStream) -> proc_macro::TokenStream`
              found signature `extern "system" fn(proc_macro::TokenStream) -> proc_macro::TokenStream`

error: function-like proc macro has incorrect signature
  --> $DIR/proc-macro-abi.rs:23:1
   |
LL | pub extern fn abi3(a: TokenStream) -> TokenStream {
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected "Rust" fn, found "C" fn
   |
   = note: expected signature `fn(proc_macro::TokenStream) -> proc_macro::TokenStream`
              found signature `extern "C" fn(proc_macro::TokenStream) -> proc_macro::TokenStream`

error: aborting due to 3 previous errors