rust/tests/ui/simd/issue-105439.rs
2024-02-25 08:15:44 +01:00

26 lines
465 B
Rust

//@ run-pass
//@ compile-flags: -O -Zverify-llvm-ir
#![feature(repr_simd)]
#![feature(intrinsics)]
#[allow(non_camel_case_types)]
#[derive(Clone, Copy)]
#[repr(simd)]
struct i32x4([i32; 4]);
extern "rust-intrinsic" {
pub(crate) fn simd_add<T>(x: T, y: T) -> T;
}
#[inline(always)]
fn to_array(a: i32x4) -> [i32; 4] {
a.0
}
fn main() {
let a = i32x4([1, 2, 3, 4]);
let b = unsafe { simd_add(a, a) };
assert_eq!(to_array(b), [2, 4, 6, 8]);
}