| // Copyright 2015 The Rust Project Developers. See the COPYRIGHT |
| // file at the top-level directory of this distribution and at |
| // http://rust-lang.org/COPYRIGHT. |
| // |
| // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or |
| // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license |
| // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your |
| // option. This file may not be copied, modified, or distributed |
| // except according to those terms. |
| |
| #![feature(repr_simd, platform_intrinsics)] |
| |
| #[repr(simd)] |
| #[derive(Copy, Clone)] |
| #[allow(non_camel_case_types)] |
| struct i32x4(i32, i32, i32, i32); |
| #[repr(simd)] |
| #[derive(Copy, Clone)] |
| #[allow(non_camel_case_types)] |
| struct i32x8(i32, i32, i32, i32, |
| i32, i32, i32, i32); |
| |
| #[repr(simd)] |
| #[derive(Copy, Clone)] |
| #[allow(non_camel_case_types)] |
| struct f32x4(f32, f32, f32, f32); |
| #[repr(simd)] |
| #[derive(Copy, Clone)] |
| #[allow(non_camel_case_types)] |
| struct f32x8(f32, f32, f32, f32, |
| f32, f32, f32, f32); |
| |
| |
| extern "platform-intrinsic" { |
| fn simd_cast<T, U>(x: T) -> U; |
| } |
| |
| fn main() { |
| let x = i32x4(0, 0, 0, 0); |
| |
| unsafe { |
| simd_cast::<i32, i32>(0); |
| //~^ ERROR expected SIMD input type, found non-SIMD `i32` |
| simd_cast::<i32, i32x4>(0); |
| //~^ ERROR expected SIMD input type, found non-SIMD `i32` |
| simd_cast::<i32x4, i32>(x); |
| //~^ ERROR expected SIMD return type, found non-SIMD `i32` |
| simd_cast::<_, i32x8>(x); |
| //~^ ERROR return type with length 4 (same as input type `i32x4`), found `i32x8` with length 8 |
| } |
| } |