rust/src/test/ui/issues/issue-39720.rs
Tomasz Miąsko 427952e808 Make error and warning annotations mandatory in UI tests
This change makes error and warning annotations mandatory in UI tests.
The only exception are tests that use error patterns to match compiler
output and don't have any annotations.
2019-11-10 21:01:02 +01:00

26 lines
586 B
Rust

// 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);
}