https://github.com/rust-embedded/riscv/blob/master/riscv-rt/macros/src/lib.rs#L139 why not have `edition = 2024`? add `edition = 2024` need change ` #[export_name = "main"]` to `#[unsafe(export_name = "main")]`
https://github.com/rust-embedded/riscv/blob/master/riscv-rt/macros/src/lib.rs#L139
why not have
edition = 2024? addedition = 2024need change#[export_name = "main"]to#[unsafe(export_name = "main")]