rust/tests/ui/simd/issue-39720.rs

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//@ run-pass
//@ ignore-emscripten FIXME(#45351)
#![feature(repr_simd, intrinsics)]
#[repr(simd)]
#[derive(Copy, Clone, Debug)]
pub struct Char3(pub i8, pub i8, pub i8);
#[repr(simd)]
#[derive(Copy, Clone, Debug)]
pub struct Short3(pub i16, pub i16, pub i16);
extern "rust-intrinsic" {
fn simd_cast<T, U>(x: T) -> U;
}
fn main() {
let cast: Short3 = unsafe { simd_cast(Char3(10, -3, -9)) };
println!("{:?}", cast);
}