error[E0308]: `#[start]` function has wrong type --> $DIR/issue-9575.rs:4:1 | LL | fn start(argc: isize, argv: *const *const u8, crate_map: *const u8) -> isize { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ incorrect number of function parameters | = note: expected signature `fn(isize, *const *const u8) -> _` found signature `fn(isize, *const *const u8, *const u8) -> _` error: aborting due to previous error For more information about this error, try `rustc --explain E0308`.