rust/tests/ui/empty_loop_no_std.rs
Joe Richey c6a91df838
Enable empty_loop lint for no_std crates
We skip the lint if the `loop {}` is in the `#[panic_handler]` as the
main recommendation we give is to panic, which obviously isn't
possible in a panic handler.

Signed-off-by: Joe Richey <joerichey@google.com>
2020-11-08 12:38:10 +01:00

27 lines
523 B
Rust

// ignore-macos
// ignore-windows
#![warn(clippy::empty_loop)]
#![feature(lang_items, link_args, start, libc)]
#![link_args = "-nostartfiles"]
#![no_std]
use core::panic::PanicInfo;
#[start]
fn main(argc: isize, argv: *const *const u8) -> isize {
// This should trigger the lint
loop {}
}
#[panic_handler]
fn panic(_info: &PanicInfo) -> ! {
// This should NOT trigger the lint
loop {}
}
#[lang = "eh_personality"]
extern "C" fn eh_personality() {
// This should also trigger the lint
loop {}
}