rust/tests/ui/reify-intrinsic.rs
Guillaume Boisseau 936b666c4a
Rollup merge of #121192 - oli-obk:intrinsics2.0, r=WaffleLapkin
Give some intrinsics fallback bodies

cc #93145
2024-02-17 11:23:08 +01:00

23 lines
496 B
Rust

//@ check-fail
#![feature(core_intrinsics, intrinsics)]
fn a() {
let _: unsafe extern "rust-intrinsic" fn(isize) -> usize = std::mem::transmute;
//~^ ERROR cannot coerce
}
fn b() {
let _ = std::mem::transmute as unsafe extern "rust-intrinsic" fn(isize) -> usize;
//~^ ERROR casting
}
fn c() {
let _: [unsafe extern "rust-intrinsic" fn(bool) -> bool; 2] = [
std::intrinsics::likely, //~ ERROR cannot coerce
std::intrinsics::unlikely,
];
}
fn main() {}