// 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 or the MIT license // , at your // option. This file may not be copied, modified, or distributed // except according to those terms. // Test that the use of smid types in the ffi is gated by `smid_ffi` feature gate. #![feature(simd)] #[repr(C)] #[derive(Copy)] #[simd] pub struct f32x4(f32, f32, f32, f32); #[allow(dead_code)] extern { fn foo(x: f32x4); //~^ ERROR use of SIMD type `f32x4` in FFI is highly experimental and may result in invalid code //~| HELP add #![feature(simd_ffi)] to the crate attributes to enable } fn main() {}