[rustc.git] / src / test / ui / issues / issue-39720.rs

// run-pass
#![allow(non_snake_case)]

// ignore-emscripten FIXME(#45351)

#![feature(repr_simd, platform_intrinsics)]

#[repr(C)] //~ WARNING conflicting representation hints
#[repr(simd)]
#[derive(Copy, Clone, Debug)]
pub struct char3(pub i8, pub i8, pub i8);

#[repr(C)]  //~ WARNING conflicting representation hints
#[repr(simd)]
#[derive(Copy, Clone, Debug)]
pub struct short3(pub i16, pub i16, pub i16);

extern "platform-intrinsic" {
    fn simd_cast<T, U>(x: T) -> U;
}

fn main() {
    let cast: short3 = unsafe { simd_cast(char3(10, -3, -9)) };

    println!("{:?}", cast);
}
Commit	Line	Data
b7449926 XL	1	// run-pass
	2	#![allow(non_snake_case)]
	3
0531ce1d XL	4	// ignore-emscripten FIXME(#45351)
0531ce1d XL	5
3b2f2976 XL	6	#![feature(repr_simd, platform_intrinsics)]
3b2f2976 XL	7
60c5eb7d	8	#[repr(C)] //~ WARNING conflicting representation hints
3b2f2976 XL	9	#[repr(simd)]
	10	#[derive(Copy, Clone, Debug)]
	11	pub struct char3(pub i8, pub i8, pub i8);
	12
60c5eb7d	13	#[repr(C)] //~ WARNING conflicting representation hints
3b2f2976 XL	14	#[repr(simd)]
	15	#[derive(Copy, Clone, Debug)]
	16	pub struct short3(pub i16, pub i16, pub i16);
	17
	18	extern "platform-intrinsic" {
	19	fn simd_cast<T, U>(x: T) -> U;
	20	}
	21
7453a54e	22	fn main() {
3b2f2976 XL	23	let cast: short3 = unsafe { simd_cast(char3(10, -3, -9)) };
	24
	25	println!("{:?}", cast);
223e47cc	26	}