rust/tests/ui/consts/const-extern-fn/const-extern-fn-requires-unsafe.rs
2023-01-11 09:32:08 +00:00

15 lines
465 B
Rust

// revisions: mir thir
// [thir]compile-flags: -Z thir-unsafeck
#![feature(const_extern_fn)]
const unsafe extern "C" fn foo() -> usize { 5 }
fn main() {
let a: [u8; foo()];
//[mir]~^ call to unsafe function is unsafe and requires unsafe function or block
//[thir]~^^ call to unsafe function `foo` is unsafe and requires unsafe function or block
foo();
//[mir]~^ ERROR call to unsafe function is unsafe and requires unsafe function or block
}