rust/tests/ui/extern/extern-main-fn.stderr
Eduardo Sánchez Muñoz c599761140 rustc_hir_analysis: add a helper to check function the signature mismatches
This function is now used to check `#[panic_handler]`, `start` lang item, `main`, `#[start]` and intrinsic functions.

The diagnosis produced are now closer to the ones produced by trait/impl method signature mismatch.
2023-09-19 18:15:23 +02:00

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error[E0580]: `main` function has wrong type
--> $DIR/extern-main-fn.rs:1:1
|
LL | extern "C" fn main() {}
| ^^^^^^^^^^^^^^^^^^^^ expected "Rust" fn, found "C" fn
|
= note: expected signature `fn()`
found signature `extern "C" fn()`
error: aborting due to previous error
For more information about this error, try `rustc --explain E0580`.